// ==UserScript== // @name 博学星球考试助手（真实数据版） // @namespace http://tampermonkey.net/ // @version 2.0 // @description 使用真实题库数据的考试助手 // @author You // @match https://www.italent.cn/* // @icon 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// @grant GM_addStyle // @grant GM_setClipboard // @run-at document-end // ==/UserScript== (function() { 'use strict'; // ============= 题库数据 ============= // 在此处粘贴从Excel导出的数据 const QUESTION_DATABASE = [  {"question": "( ) 是制定《安全生产法》的根本出发点和落脚点。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "安装在进风流中的局部通风机距回风口不得小于( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "口对口人工呼吸时，吹气时间以占1次呼吸周期的( ) 为宜。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在长距离巷道施工中，( ) 巷道每掘进40m，应设一躲避硐室。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿井口房和通风机房附近( ) 内，不得有烟火或用火炉取暖。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产矿井主要通风机必须装有反风设每()应当至少检查1次反风设施，每()应当进行1次反风演习。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "每个采煤工作面必须保持至少( ) 个畅通无阻的安全出口。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下采掘工作面采用串联通风时，串联通风的次数不得超过( ) 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "( ) 工作面乳化液泵站压力不得低于30MPa。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面风流中瓦斯浓度达到1.0％时，必须停止( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产矿井现有算斗提升井兼作回风井时，井上下装、卸载装置和井塔()必须有防尘和封闭措施，其漏风率不得超过()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "爆破工发爆前要撤出所有人员，清点人员无误后，必须发出爆破警报( ) 后方可发爆。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面刮板输送机必须安设能发出停止和启动信号的装置，发出信号点的间距不得超过( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "两掘进面贯通时，只有在两个工作面及其回风流中的瓦斯浓度( ) 时，掘进工作面方可爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面风流中二氧化碳浓度达到()时，必须停止工作，撤出人员，查明原。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "主要进、回风巷允许的最高风流速度为()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产矿井主要通风机必须装有反风设施当风流方向改变后，主要通风机的供给风量不应小于正常供风量的 ()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面的瓦斯浓度检查次数，高瓦斯矿井中每班至少检查( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿安全生产是指在煤矿生产活动过程中( ) 不受到危害物( ) 不受到损失。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进的工作面每次爆破前，只有在2个工作面及其回风流中的甲烷浓度都在()以下时，掘进的工作面方可爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "( ) 工作面每班至少检查3次瓦斯浓度。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在无提升设备的风井和风硐中，允许的最高风流速度为()。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "高档普采工作面乳化液泵站压力不得低于( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机更换截齿和滚筒上下( ) 以内有人工作时，必须护帮护顶，切断电源，打开采煤机隔离开关和离合器，并对工作面输送机施行闭锁。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《煤矿安全监察条例》的执法主体是( ) 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "( ) 冲击地压的地区，两头对掘贯通爆破，当相距20m时，必须停止一头作业。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面及其他作业地点风流中的瓦斯浓度达到( ) 时，必须停止工作，切断电源，撤出人员，进行处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "高瓦斯、突出矿井的每个采()区和开采容易自燃煤层的采()区，必须设置至少() 条专用回风巷。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "停工区内瓦斯浓度达到3％不能立即处理的，必须在24h内( ) 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "( ) 区域爆破后30min，人员方可进人工作面。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "( ) 的空气温度超过30℃时，必须停止作业。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "综采工作面安全出口高度不得低于( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "高档机采和普采工作面安全出口高度不得低于( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "高瓦斯和煤(岩)与瓦斯突出矿井掘进工作面，设在距回风口(第一合流点)10~15m处的甲烷传感器的断电范围为( ) 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "( ) 工作面安全出口巷道高度不得低于1.8m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下停风地点栅栏外风流中的瓦斯浓度每天至少检查( ) 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "规定煤炭生产许可证制度的法律是( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下照明、手持式电气设备的供电额定电压不得超过( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "某矿属容易自燃和自燃煤层，按相关规定，应对采空区采取预防性灌浆、充填、注惰性气体、均压等措施。但据长期未发火实践，1103采煤工作面未采取相应地防止自然发火措施。安全检查工王某提出了意见，但未予采纳。后该工作面发生了自燃发火现象，幸亏抢救及时，未使事故蔓延扩大。问上述火灾防治在( ) 中有相应规定。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "凡煤炭企业发生的事故，使全矿停工( ) 以上的，为一级事故。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面条件差，煤电钻电缆经常被砸坏而造成电器短路或漏电，引起人身触电、电缆着火，或引爆瓦斯、煤尘，因此，必须使用( ) 装置。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下电气设备在检查、修理、搬移时，应由两人协同工作，相互监护，检修前必须首先( ) 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井必须建立测风制度，每( ) 天进行1次全面测风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面、掘进中的煤巷和半煤岩巷最高允许风速为( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "专为升降人员用的钢丝绳的安全系数小于( ) 时，必须更换。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井筒施工期间，在永久井壁内留设的卡子、梁、导水管等一切设施其外露长度不得( ) 50mm。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产水平和采() 区采用倾斜长壁布置的，大巷必须至少超前 ()个区段并构成通风系统后，方可开掘其他巷道。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当爆破地点附近( ) 以内风流中瓦斯浓度达到1.0％时，严禁爆破。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综采工作面在倾角大于( ) 时，液压支架必须采取防滑、防倒措施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在煤矿生产中，当生产与安全发生矛盾时必须是( ) 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高档普采工作面回柱地点以上( ) 、以下8m处不准有与回柱无关人员滞留。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "巷道中同一侧敷设的高、低压电缆间距应大于( ) 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下行人巷道内，电机车架空线的悬挂高度自轨面起不得小于( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面及其他巷道内，体积大于0.5 m的空间内积聚的甲烷浓度达到()时，附近20m内必须停止工作，撤出人员，切断电源，进行处理。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "当巷道中出现异常气味，如煤油味、松香味和煤焦油味，表明风流上方有( ) 隐患。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "综合机械化采煤工作面，在采取煤层注水和采煤机喷雾降尘等措施后，其最大风速不得超过()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井反风风量不得低于( ) 的40%","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "低瓦斯工作面每班至少检查( ) 瓦斯浓度。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下充电室风流中以及局部积聚处的氢气浓度，不得超过()。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "柴油机和蓄电池单轨吊车，必须具备2路以.上相对独立回油的制动系统，必须设置（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿安全监察工作应当以( ) 为主。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用的矿用防爆型柴油动力装 置，油箱最大容量不得超过（ ）用油量。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面二氧化碳浓度应每班至少检查( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井至少10天进行1次全面( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "爆破地点附近20m以内风流中瓦斯浓度达到()时，严禁爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "排放回风流与全风压风流汇合处的瓦斯和二氧化碳浓度都不得超过( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "本班未进行工作的采掘工作面，瓦斯和二氧化碳应()至少检查1次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用煤矿用防爆型柴油动力装置机车运输的矿井，行驶车辆的巷道，供风量除符合《规程》的有关规定外，还应按同时运行的最多车辆数增加巷道配风量，配风量应不小于()m/min·kW。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "立井吊桶提升时为保安全，吊 桶上方应设（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "2辆机车或者2列列车在同一轨道同一方向行驶时，必须保持不少于（ ）m的距离。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "高瓦斯矿井采掘工作面瓦斯检查次数每班至少()次。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，带式输送机机头、机尾、驱动滚筒和 改向滚筒处，应当设置（ ）及警示牌。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综采工作面安全出口宽度不得小于( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在开采容易自燃和自燃煤层时，采煤工作面回采结束后，必须在( ) 内进行永久封闭。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "专为升降人员和升降人员与物料的罐笼，罐底必须满铺 （ ），如果需要设孔时，必须设置牢固可靠的门。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层倾角大于()度的采煤工作面采用下行通风时，应当报矿总工程师批准。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《煤矿安全规程》 规定，采用单轨吊车运输时，必须根据起吊 重物的（ ）设计起吊梁和吊挂轨道，其安装与铺设应当保证单轨吊车的安全运行。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯喷出区域和突出煤层采用局部通风机通风时，必须采用 ()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立井提升容器间及提升容器与井壁、罐道梁、井梁之间的最小间隙，采用钢丝绳罐道，容器与井壁之间的间隙小350mm要求时， 必须设（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下炮眼深度小于( ) 时，不得装药、爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产矿井主要通风机每季度应当至少检查()次反风设施，每年应当进行()次反风演习。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《刑法》第134条对重大责任事故罪追究刑事责任最高可判( ) 年有期徒刑。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井必须采用机械通风。主要通风机必须安装2套同等能力的主要通风机装置，其中1套作备用，备用通风机必须能在()分钟内开动。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "有煤()与瓦斯突出危险的采掘工作面，有瓦斯喷出危险的采掘工作面或者瓦斯涌出较大、变化异常的采掘工作面必须有专人()检查瓦斯。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "开采有瓦斯喷出、有突出危险的煤层或者在距离突出煤层垂距小于()的区域掘进施工时，严禁任何2个工作面之间串联通风。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "正常工作的局部通风机必须采用三专()供电，专用变压器最多可向()个不同掘进工作面的局部通风机供电。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采掘工作面及其他作业地点风流中、电动机或其开关安设地点附近20m以内风流中的瓦斯浓度达到()时，必须停止工作，切断电源，撤出人员，进行处理。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面风流中二氧化碳浓度达到( ) 时，必须停止工作，撤出人员，查明原因，制定措施，进行处理。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下机电设备碉室必须设在进风风流中;采用扩散通风的碉室，其深度不得超过()入口宽度不得小于()，并且无瓦斯涌出。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "巷道瓦斯浓度超过( ) ，不超过1.5％时，由通风部门值班领导制定措施，可由瓦斯检查工按措施要求排放。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井通风系统图必须按()绘制通风系统图，并按 ()补充修改。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采区煤仓属于( ) 巷道。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用( ) 自救器的灾区空气中氧浓度不得低于18%。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "使用局部通风机通风的掘进工作面停风后，恢复通风前，必须检查瓦斯浓度。只有在局部通风机及其开关附近10m以内风流中的瓦斯浓度都不超过( ) 时，方可人工开启局部通风机。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "用经纬仪标设直线巷道的方向时，在顶板上应至少悬挂3条垂线，其间距一般不小于( ) 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面及其他作业地点风流中瓦斯浓度达到()时，必须停止用电钻打眼。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "钢丝绳罐的立井提升，每个提升容器（平衡锤）有2根罐道绳时，每根罐道绳的刚性系数不得（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业必须建立健全各级领导安全生产责任制，职能机构安全生产责任制、( ) 安全生产责任制。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用的矿用防爆型柴油动力装置，排气口的排气温度不得超过 77° ，其表面温度不得超过（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "滚筒驱动带式输送机在（ ）的倾斜井巷中使用，应当设置防护网，并采取防止物料下滑、滚落等的安全措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道顶板事故按冒顶范围可分为两大类（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "行政处分只能对( ) 做出处分决定。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《安全生产法》规定，末经( ) 合格的从业人员不得上岗作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "过滤式自救器仅能防护( ) 气体。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用轨道机车运输时，必须（ ）检查和维护机车，发现隐患，及时处理。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《煤矿安全规程》规定，采用钢丝绳牵引带式输送机运送人员时，输送带至巷道顶部的垂距,在上、下人员的20m区段内不得小于1.4m，行驶区段内不得小于（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "同一采区内1个采煤工作面与其相连接的1个掘进工作面、相邻的2个掘进工作面，布置独立通风有困难时，在制定措施可采用串联通风，但串联通风的次数后，不得超过()次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿职工因行使安全生产权利而影响工作时，有关单位不得扣发其工资或给予处分，由此造成的停工、停产损失，应由( ) 负责。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "进、回风井之间和主要进、回风巷之间的每条需要使用的联络巷，必须安设()道联锁的正向风门和()道反向风门。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在向老空区打钻探水时，预计可能有瓦斯或其他有害气体涌出时，必须有( ) 在现场值班，检查空气成分。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面及其他巷道内，体积大于0.5m的空间内积聚的瓦斯浓度达到()时附近20m内必须停止工作:撤出人员，切断电源，进行处理。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "专为升降人员和升降人员与物料的罐笼，进出口必须装设罐门或者罐帘，高度不得小于（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "专为升降人员和升降人员与物料的罐笼，单层罐笼和多层罐笼的最上层净高（带弹簧的主拉杆除 外）不得小于（ ）.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "轨胶轮车运输时，同向行驶车辆必须保持不小于（ ）的安全运行距离.","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立井提升钢丝绳罐道，（ ）之间的最小间隙应为500mm。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用架线电机车运输时，架 空线的直流电压不得超过（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "立井提升，矩形钢罐道任一侧的磨损量超过原有厚度的（ ），罐耳和罐道必须更换.","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "《矿山安全法》规定，当事人对行政处罚决定不服的，可以在接到处罚决定通知之日起( ) 内向做出处罚决定机关的上一级机关申请复议。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "爆破地点附近20m以内，矿车或其他物体堵塞巷道( ) 以上时，严禁爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，采用钢丝绳牵引带式输送机运送人员时，人员乘坐间距不得小于（ ）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "通常情况下，带式输送机倾斜向下运输时，倾角不超过（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "按实际需要计算风量时，应避免备用风量过大或过小。煤矿企业应根据具体条件制定风量计算方法，至少每()年修订1次。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采区开采结束后()天内，必须在所有与已采区相连通的巷道中设置密闭墙，全部封闭采区。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "立并提升，钢丝绳罐道，每个提升容器（平衡锤）有4根罐道绳 时，各罐道绳（ ）不得小于平均张紧力的5%。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定采用钢丝绳牵引带式输送机运送人员，输送带的宽度不得小于（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "立井提升,钢丝绳罐道与滑套 的总间隙超过（ ）罐耳和罐道必须更换.","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "平巷是指在井下煤(岩)层中开掘的坡度小于( ) 的巷道。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井开拓新水平和准备新采区的回，必须引入总回风巷或者主要回风巷子，回风流中的甲烷和二氧化碳浓度都不得超过()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "甲烷报警器和甲烷断电仪具有( ) 功能。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "压入式局部通风机必须安设在( ) 风巷道中，距掘进巷道回风口不得小于10m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿 安全规程》规定，采用平巷人车运送人员时，应当设跟车工，遇有紧急情况时立即向 （ ）发出停车信号。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "倾斜并巷内使用串车提升时，在变坡点下方（ ），设置能够防止来连挂的车辆继续往下跑车的挡车栏。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤矿必须按照矿井井型大小、开采条件及灾害程度配齐配足通风检测仪表，且每种仪表的备用量不小于应当配备的数量的()%，满足正常通风瓦斯检查需要。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "规定采矿许可证制度的法律是( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "带式运输机上托辊一般采用（ ）托辊","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综采工作面区段进、回风巷中人行道宽度不得小于( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "进风井口以下的空气温度 ()必须在()以上。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "无瓦斯涌出的架线电机车巷道中的最低风速不得低于()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面的进风流中，二氧化碳浓度不超过()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "安全检查工有权直接对“三违者“( ) ，或送交安全部门对其帮教。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采用轨道机车运输时，各种车辆的两端必须装置（ ），每端突出的长度不得小于100mm。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《矿山安全法》的制定目的是：为了保障矿山安全，防止矿山事故，保护( ) 人身安全，促进采矿业的发展。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "进风井口以下的空气温度()必须在()℃以上。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "设有梯子间的井筒或修理中的井筒风速不得超过()m/s。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "时寸井上下装、卸载装置和井塔()必须有防尘和封闭措施，其漏风率不得超过()%。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "新井投产前必须进行 ()次矿井通风阻力测定，以后每 ()年至少测定1次。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "某采煤工作面，安全检查工李某在例行检查中发现有瓦斯突出迹象，便建议采煤机司机张某暂停作业、进行监测和处理。张某为完成生产任务、又心存侥幸，继续进行作业。恰遇采煤机截割坚硬夹层，产生火花，导致局部瓦斯爆炸，造成2名工人严重受伤事故发生。经分析，本次事故是一起( ) 事故，安检工李某负( ) 责任。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "设有梯子间的井筒或者修理中的井筒，风速不得超过()。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "矿井必须建立测风制度，每()天至少进行1次全面测风。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "安装和使用局部通风机和风筒时，每()天至少进行一次风电闭锁和甲烷电闭锁试验。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "静水受力状态式最好的巷道断面形状是（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综采工作面当采高超过( ) 或片帮严重时，液压支架必须有护帮板，防止片帮伤人。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面的进风流中，氧气浓度不低于()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井需要的风量按井下同时工作的最多人数计算，每人每分钟供给风量不得少于()立方米。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "安全检查工须在井下现场工作满( ) 以上。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "某矿一采煤工作面上隅角附近发生瓦斯爆炸，调查中发现瓦斯检查工没有按规定检查该处的瓦斯，但该瓦斯检查工已因事故死亡，事故的直接责任者是( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "对因瓦斯浓度超过规定被切断电源的电气设备，必须在瓦斯浓度降到()以下时，方可通电开动。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《安全生产法》规定的从业人员在安全生产方面的义务包括从业人员在作业过程中应当严格遵守本单位的安全生产规章制度和操作规程、服从管理正确佩戴和使用( ) 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "某矿井3号煤层属高瓦斯、易自燃煤层，在进行开采设计时，根据《煤矿安全规程》(2006年版)有关规定，不能选用的开采方法是( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下充电室风流中以及局部积聚处的氢气浓度，不得超过()%。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿 安全规程》规定，采用轨道机车运输时，运送物料时制 动距离不得超过（ ），运送人员时制动距离不得超过20m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下爆炸物品库必须保证每小时能有其总容积()倍的风量。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "在井下巷道中，当体积大于0.5m3，瓦斯浓度达到2.0％时，即为( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "综合机械化采煤采高大于( ) 时，液压支架必须有护帮板。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业应当根据具体条件制定风量计算方法，至少每()年修订1次。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "瓦斯在煤层中的赋存状态为( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿井下必须选用（ ）输送带","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "装有带式输送机的井筒兼作回风井18、时井筒中的风速不得超过 ()，且必须装设甲烷断电仪","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "( ) 矿井，必须装备矿井安全监控系统。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层倾角大于12°的采煤工作面采用下行通风时，采煤工作面风速不得低于()m/s.","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯在煤层中的赋存状态有()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "专为升降人员和升降人员与物科的罐笼，罐笼内超过规定人数时、（ ）必须制止。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全生产责任制重在( ) 上下真功夫。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采空区必须及时封闭。必须随采煤工作面的推进逐个封闭通至采空区的连通巷道。采区开采结束后 () 内，必须在所有与已采区相连通的巷道中设置密闭墙，全部封闭采区。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面及其他巷道内,体积大于0.5立方米的空间内积聚的瓦斯浓度达到( ) 时,附近20m内必须停止工作,撤出人员,切断电源,进行处理。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "高档机采和普采工作面安全出口宽度不得小于( ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "巷道贯通前应制定贯通专项措施，综合机械化掘进巷道在相距() 前、其他巷道在相距()前，必须停止一个工作面作业，做好调整通风系统的准备工作","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "进、回风井之间和主要进、回风巷之间的每条联络巷中，需要使用的联络巷必须安设 () 道联锁的正向风门和()道反向风门。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "井巷中采用钢丝绳牵引带式输送机或钢丝绳芯带式输送机运送人 员，输送带的宽度不得小于（ ）m。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "算斗提升井或者装有带式输送机的井筒兼作进风井时，箕斗提升井筒中的风速不得超过 ()m/s、装有带式输送机的井筒中的风速不得超过() m/s。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "爆破地点附近20m以内风流中瓦斯浓度达到( ) 时，严禁爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "处理拒爆时，可在距拒爆炮眼0.3m以外另打与拒爆炮眼( ) 的新炮眼，重新装药起爆。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "沿煤层掘进的巷道，若掘进断面中煤层占80％及以上，则为( ) 巷。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面的瓦斯浓度检查次数，低瓦斯矿井中每班至少检查( ) 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "特种作业人员必须取得( ) 才允许上岗作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "钢丝绳罐道应当优先选用密封式钢丝绳，每个提升容器（平衡锤）有4根罐道绳时，每根罐道绳的最 小刚性系数不得（ ）.","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "《安全生产法》规定、生产经营单位应当向从业人员如实告知作业场所和工作岗位存在的( ) ，防范措施以及事故应急措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "过滤式自救器主要用于井下发生火灾或瓦斯、煤尘爆炸时，防止( ) 中毒的呼吸装置。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "掘进通风方法分为利用矿井总风压通风和利用()通风。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "台阶工作面施工法，是将掘进面分成2-3分层，分层高度以（）m为宜","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "除采掘工作面以外的气体类传感器防护等级不低于 （ ） 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "提升容器的罐耳与罐道安装时，使用滑动罐耳的刚性罐道每侧 不得超过（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚杆支护人员必须经过（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "使用架线电机车的主要运输巷道内装煤点处甲烷传感器的报警浓度（ ）%、断电浓度 （ ） %、复电浓度（ ）%和断电范围 （ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "打锚杆的顺序为（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采用单轨吊车运输时，单轨 吊车的检修工作应当在（ ）进行。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "（）顶板具有一定自承能力，容许适时空顶，支护的好时，很少冒顶","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "起吊时无特殊情况（）中途停止作业","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿用织物芯阻燃输送带叠层带机械接头的强度应不小于带体额定强度的（ ）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "可能涌出或积聚瓦斯或二氧化碳的硐室和巷道的瓦斯或二氧化碳()至少检查1次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "锚杆巷道掘进头应有（），严禁空顶作业","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "型号ST /S1000（ ）钢丝绳 芯输送带，1000表示（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "断电控制图应以（ ）为底图。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿用防爆型柴油机车和胶轮车应设置（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "无轨胶轮车运输时，井下行驶特殊车辆或者运送超长、超宽物 料时，必须（ ）.","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "定期检测锚杆的锚固力，对不合格的必须（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，滚筒驱动带式输送机，钢丝绳芯输送带的安全系数应选在（ ）范围内。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在大于（ ）的倾斜井巷中使用带式输送机，应当设置防护网，并采取防止物料下滑、滚落等的安全设施。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "高瓦斯矿井进风的主要运输巷道内使用架线电机车时，瓦斯涌出巷道的下风流处甲烷传感器的报警浓度（ ）%、断电浓度 （ ） %、复电浓度（ ） %和断电范围（ ）.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "立井提升，采用滚轮罐耳的矩形钢罐道的辅助滑动罐耳，每侧 间隙应当保持（ ）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "施工（）以上斜巷时，须制定相关的防滑专用技术措施","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "线电机车运输时，两平行钢轨之间，每隔（ ）应当连接1根断面不小于50mm²的铜线或者其他具有等效电阻的导线。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出岩巷的掘进工作面，在工作面回风流中设置（ ） T2.并实现甲烷风电闭锁。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "高瓦斯和煤与瓦斯突出矿井采煤工作面的回风巷长度大于1000m时，应在回风巷中部增设（ ）.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "棚子支护属于（）支护","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "自然发火观测点、封闭火区防火墙栅栏外应设置一氧化碳传感器，报警浓度为（ ） Co.","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "维修倾斜巷道时，（）上下段同时施工。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "依据布置情况，炮眼可分为（）","options": [],"answer": "【正确答案】E","type": "choice"   },  {"question": "产矿井主要通风机必须装有反风设摆 回并能在()min内改变巷道中的风流方","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "人力推车必须遵守下列规定:同向推车的间距，在轨道坡度 小于或者等于（ ）时，不得小于10m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "准备巷道是为采区面掘进的巷道，如（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "高瓦斯和煤与瓦斯突出矿井采煤工作面的回风巷长度大于（ ） m时，应在回风巷中部增设甲烷传感器","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "带式输送机驱动滚筒下风侧（ ）处应当设置烟雾传感器。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "倾角大于( )时，必须有防止煤(矸)窜出刮板输送机伤人的措施。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采煤工作面回风隅角甲烷传感器的报警浓度（ ） %、断电浓度（ ） %、复电浓度（ ） %和断电范围（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "生产矿井在用的普通轨斜井人车运输，每班运送人员前，必须检查人车的连接装置、保险链和制动装置，并先（ ）运行一次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采区回风巷内临时施工的电气设备上风侧甲烷传感器的报警浓度（ ）%、断电浓度 （ ） %、复电浓度（ ）%和断电范围（ ）.","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "压入式局部通风机和启动装置安装在进风巷道中，距掘进巷道回风口不得小于()m。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "安全规程》规定，采用轨道机车运输时，2辆机车或者2列列车在同一轨道同一方向行驶 时，必须保持不少于（ ）的距离。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "正断层的地质特征为（）","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采用无轨胶轮车运输时，应当遵守下列规定: （ ）进入专用回风巷和微风、无风区域。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用无轨胶轮车运输时，运行中，运人时运行速度不超过（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "专为升降人员和升降人员与物料的罐笼，罐笼内每人占有的有 效面积应当不小于（ ）,罐笼每层内1次能容纳的人数应当明确规定。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当煤层水平掘巷遇见断层时，处理方法为（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚索锚入稳定岩层的深度不小于（）m","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "道按照规程要求装设顶板离层仪并（）观测记录","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "压风机应设置（ ），温度超限时，声光报警，并切断压风机电源。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "专为升降人员和升降人员与物料的罐笼，提升矿车的罐笼内 必须装有（ ），升 降无轨胶轮车时，必须设置专用定车或者锁车装置。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "一翼回风巷及总回风巷道内临时施工的电气设备上风侧甲烷传感器的报警浓度（ ） %、断电浓度（ ） %、复电浓度（ ）%和断电范围（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一次成巷是施工一次完成巷道，不拖欠（），不留尾工","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《煤矿安全规程》规定，倾斜井巷中使用的带式输送机，下运时，应当装设（ ）且必须装设防超速保护装置。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘面的气温不得大于（）℃","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿 安全规程》规定，卡轨车、齿轨车和胶套轮车运行的轨 道线路，应当采用不小于（ ）的钢轨。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采煤工作面回风巷甲烷传感器的报警浓度 （ ） %、断电浓度（ ） %、复电浓度（ ） %和断电范围 （ ） 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "岩石的抗拉强度指（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用单轨吊车运输时，（ ）吊车运行巷道坡度不大于15°。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "提升容器的罐耳与罐道安装时，使用木罐道每侧不得超过（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采区回风巷、一翼回风巷及总回风巷道内临时施工的电气设备上风侧10m~15m处应设置（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "地面瓦斯抽采泵房内甲烷传感器的报警浓度（ ） %","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "带式输送机滚筒下风侧（ ）处应设置烟雾传感器","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井巷中采用钢丝绳牵引带式输送机或钢丝绳芯带式输送机运送人员时，在上、下人员的20m区段内输送带至巷道顶部的垂距不得小于 （ ）m。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "锚杆托盘应优先使用（）托盘","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "主要通风机、局部通风机应设置设备（ ） 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "执行敲帮问顶制度的工序为（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "通过拧紧螺母施加在锚杆轴向的力为（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "用支护并利用围岩自承能力共同加固巷道，属于（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井必须采用机械通风。主要通风机必须安装在地面:装有通风机的井口必须封闭严密，其外部漏风率在无提升设备时不得超过()，有提升设备时不得超过()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层属于（）岩石","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "托盘承载力应不小于配套锚杆屈服力的（）倍","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "水平巷道必须保持一定的自流坡度，不低于（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "为确保避灾、自救和互救的有效性，井下人员应该熟悉矿井的（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "生产矿井主要通风机必须装有反风设施，并能在()分钟内改变巷道中的风流方向。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿用带式输送机输送机各零部件的表面温度不得超过（ ），机械摩擦制动时，不得出现火花。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "常用的破岩方法为（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "新井投产前必须进行1次矿井通风阻力测定，以后每()年至少测定1次。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "走向的描述是（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "道支护的最佳时机是（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "顶板离层仪应该安装在巷道（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "特殊凿井法包括（）","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "过带式运输机时就（）","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "中线和腰线确定巷道的（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采用串联通风的掘进工作面，应在被串工作面局部通风机前设置掘进工作面进风流（ ） T3;","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "带式输送机，阻燃带经滚筒摩擦试验时，其任何部位不得发生有焰燃烧和无焰燃烧现象，滚简表面 温度不得大于（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一个矿井煤（半煤岩）巷掘进工作面不得超过（）个","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "开采容易自燃、自燃煤层的矿井，采区回风巷、一翼回风巷、总回风巷应设置一氧化碳传感器，报警浓度为（ ） CO.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "机电硐室气温不得大于（）℃","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚杆钻车作业时必须有（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "岩石的抗压强度指（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面气体类传感器防护等级不低于 （ ）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《煤矿 安全规程》规定，采用钢丝绳牵引带式输送机运送人员时，上、下人员的地点应当设有平台和照明，上行带平台的长度不得小于5m，宽度不得小于0.8m，并有（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "主要进、回风巷中允许的最高风速为（ ） m/s","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《煤矿安全规程》规定，使用的蓄电池动力装置，检修应当在车库内进行，测定电压时必须在揭开电池盖（ ）后测试。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "清扫器与输送带的距离不大于（ ）mm","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚杆的预紧力不低于设计值（）％","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "封闭的带式输送机地面走廊上方应设置（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚杆孔注浆前必须将孔内岩粉（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "一翼回风巷及总回风巷甲烷传感器的报警浓度（ ） %","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚索孔深度误差不大于（）mm","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采区回风巷、采掘工作面回风巷风流中瓦斯浓度超过()时，必须停止工作，撤出人员，采取措施，进行处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面、掘进中的煤巷和半煤岩巷允许的最低风速为（ ） m/s","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤工作面刮板输送机必须安设能发出停止、启动信号和通讯的装置，发出信号点的间距不得超过( )m。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "工作面倾角在( )以上时，必须有可靠的防滑装置。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "编制循环图表时，为防止意外事故面停工，应开率（）务用时间在内","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚索间排距误差不大于（）mm","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层倾角大于12°的采煤工作面采用下行通风时，采煤工作面风速不得低于()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层顶板按性质和层位，分为（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "主要通风机的风硐内应设置（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "高瓦斯和煤与瓦斯突出矿井双巷掘进工作面混合回风流处设置（ ）T3。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "敲帮问顶要由（）名有经验的老工人进行","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "带式输送机滚筒下风侧（ ）处宜设置一氧化碳传感器。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "带式输送机滚筒下风侧（ ）处应设置烟雾传感器。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "巷道两帮收敛量超限时，应（）","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "《煤矿安全规程》 规定，采用架空乘人装置运送人员时，乘坐间距不应小于牵引钢丝绳5s的运行距离，且不得小于（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "专为升降人员和升降人员与物 料的罐笼，乘人层（ ）应当设置可以打开的铁盖或者铁门，两侧装设扶手。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采用钢丝绳牵引带式输送机运送人员时，下人地点应当有标志或者声光信号，距离下人区段末端前方2m处，必须设有能自动停车的 （ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "甲烷传感器应垂直悬挂，距顶板（ ）不得大于 （ ） mm,距巷道侧壁（ ）不得小于（ ） mm,并应安装维护方便，不影响行人和行车。（ ）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "人力推车不得在能自动滑行的坡道上停放车辆，确需停放时必 须用可靠的（ ）或者阻车器将车辆稳住。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "转载机刮板弯曲变形数不超过总数的（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进巷道，设置醒目里程标志的距离为（）m","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "使用两中以上不同型号的锚固剂时应按照凝固时间（）顺序依次放入孔中","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "比例尺1：5000，在图上量取20mm，实际尺寸（）m","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "延长巷道中线，至少需要（）原有中心点","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "断面中煤占（）以上的巷道为煤巷","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "雾装置的工作压力不得小于( )MPa，外喷雾装置的工作压力不得小于( )MPa.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "巷道内起吊设备可使用（）作为吊点","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "新安装的主要通风机投入使用前，”须进行试运转和通风机性能测定，以后每()年至少进行1次性能测定。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "井下临时瓦斯抽采泵站下风侧栅栏外甲烷传感器的报警浓度（ ）%、断电浓度 （ ） %、复电浓度（ ）%和断电范围（ ）.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "同一采区内1个采煤工作面与其相连接的1个掘进工作面、相邻的2个掘进工作面，布置独立通风有困难时，在制定措施后，可采用串联通风，但串联通风的次数不得超过( )次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道两侧的角锚杆应根掘（）按照一定角度斜向布置","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "温度传感器应垂直悬挂，距顶板（ ）不得大于（ ） mm，距巷壁不得小于（ ） mm，并应安装维护方便，不影响行人和行车。 （ ）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "装有带式输送机的井筒兼作回风井时，井筒中的风速不得超过( )，且必须装设甲烷断电仪。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "2辆机车或者2列列车在同一”轨道同一-宁向行驶时，必须保持不少于( ) m的巨离。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "高瓦斯和煤与瓦斯突出矿井掘进巷道中部甲烷传感器的报警浓度（ ）%、断电浓度 （ ） %、复电浓度（ ）%和断电范围（ ）.","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在探放水钻进时，发现煤岩松软、片帮、来压或者钻孔中水压、水量突然增大和顶钻等突（透）水征兆时，应当（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井（），指矿井开采期间，单位时间内流入矿井的平均水量。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当矿井井口附近或者开采陷波及区域的地表出现滑坡或泥石流等地质灾善威煤矿安全时，应并采取（）防治措施。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "一氧化碳传感器应垂直悬挂，距顶板（ ）不得大于（ ） mm,距巷道侧壁 （ ）不得小于（ ） mm,并应安装维护方便，不影响行人和行车。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "自然发火观测点、封闭火区防火墙栅栏外应设置（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出岩巷的掘进工作面，在工作面混合风流处设置（ ） T1,并实现甲烷风电闭锁。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿产品安标符号为（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产矿井现有箕斗提升井兼作回风井时，井上下装、卸载装置和井塔(架)必须有防尘和封闭措施，其漏风率不得超过( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "发现与矿井防治水有关系的河道中存在障碍物或者提坝破损时，应当及时报告（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用刨煤机采煤时，工作面倾角在( )以上时，配套的刮板输送机必须装设防滑、锚固装置。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "回采工作面形成后（）日内提出回采工作面地质说明书。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机应设置（ ）或便携式甲烷检测报警仪。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "无瓦斯涌出的架线电机车巷道中的最低风速不得低于 ( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机、掘进机、转载点、破碎处、装煤口等产尘地点宜设置（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "高瓦斯、突出矿井的每个采(盘)区和开采容易自燃煤层的采盘区，必须设置至少( )条专用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "用于巷道掘进中装载爆落的煤岩是( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "假设点之高程H=5.215m，、、各点尺上读数为=0.616m=1.258m、=1.618m则，H=（）m H=4.213m。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "探放位置不清楚的老空时，钻孔终孔位置需满足水平面间距不大于（）m，厚煤层内各孔终孔的竖直面间距不大于（）m","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面的进风流中，氧气浓度不低于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "倾角大于( )时，液压支架必须采取防倒、防滑措施","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "液压支架的工作过程不包括( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "矿井水文地质类型应当每（）年修订一次。发生较大及以上水害水事故后，应在恢复生产前重新矿井水文地质类型。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "兼作回风井的装有带式输送机的井筒内必须设置（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿安全监控系统应（ ）连续运行","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤机截割机构在正常工作时，大约消耗整机功率的( )以上。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在火成岩、砂岩、灰岩等厚层坚硬岩层下开采受离层水威的采煤工作面，应当分析探查离层发育的层位和（）情况，超前采取防治措施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "液力偶合器使用温度不超过 ( )，超温应停机检查处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "沿空掘进的下山巷道超前疏放柜邻采空区积水的，在查明采空区积水范围、积水标高等情况后，可以实行限压（水压小于0.01MP）循环放水，但必须制定专门措施由煤矿（）审批。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当导水裂带范围内的含水层或者老空积水等水体影响采掘安全时，应当超前进行（）含水层，待疏放水完毕或者注浆改造等工程结束、消除突水威后，方可进行采掘活动。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "瓦斯抽放泵站防回火安全装置上宜设置 （ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采区回风巷、一翼回风巷及总回风巷道内临时施工的电气设备上风侧（ ）处应设置甲烷传感器","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿安全监控系统设备布置图应以（ ） 为底图","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "箕斗提升井或者装有带式输送机的井筒兼作进风井时，箕斗提升井筒中的风速不得超过( ) m/S、装有带式输送机的井筒中的风 速不得超过( ) m/s。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "乳化液泵站在运转中，乳化液温度不得超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "带式输送机滚筒下风侧10m~15m处宜设置一氧化碳传感器，报警浓度为（ ） C0。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层倾角大于( )度的采煤工作面采用下行通风时，应当报矿总工程师批准。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "支架有效工作阻力与支护面积之比定义为( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "井巷中采用钢丝绳牵引带式输送机或钢丝绳芯带式输送机运送人员，输送带的宽度不得小于 ( )m。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "陷落柱普查，应查明矿井内直径大于（） m的陷落柱。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "新建、改扩建矿井或者生产矿井的新水平，正常涌水量在（）m3/h以下时，主要水仓有效容量应当能容纳8h的正常涌水量。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "发生重大及以上突（透）水事故后，矿应当在（）重新矿井水文地质类型。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "机电硐室内应设置温度传感器，报警值为（ ） ℃。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "区开采结束后（）个月内，应提出采区地质总结报告。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "突出煤层采煤工作面进风巷、掘进工作面进风的分风口应设置（ ）。当发生风流逆转时，发出声光报警信号。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井和采区主要进回风巷道中的主要风门应设置（ ）。当两道风门同时打开时，发出声光报警信号。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "清扫器与输送带的距离不大 于( )mm。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "甲烷传感器应垂直悬挂，距顶板（ ）不得大于 （ ） mm，距巷道侧壁（ ）不得小于（ ） mm，并应安装维护方便，不影响行人和行车。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "风速传感器应设置在巷道前后（ ）m内无分支风流、无拐弯、无障碍、断面无变化、能准确计算风量的地点。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面的进风流中，二氧化碳浓度不超过( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "进风井口以下的空气温度(干球温度)必须在( )°C以上。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采空区必须及时封闭。必须随采煤工作面的推进逐个封闭通至采空区的连通巷道。采区开采结束后( )内，必须在所有与已采区相连通的巷道中设置密闭墙，全部封闭采区。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "逆止保护装置的作用是( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井需要的风量按井下同时工作的最多人数计算，每人每分钟供给风量不得少于( )立方米。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "（）是指老空水的突然涌出。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "水文地质条件复杂、极复杂矿井应当（）至少开展1次水害隐排查，其他矿井应当（）至少开展1次。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "根据并田内受采掘破坏或影响的含水层及水体、井田及周边老空（火烧区水分布状况、矿井涌水量、突水量、开采受水害影响程度和防治水工作难易程度，将矿井（）类型划分为简单、中等、复杂和极复杂四种类型。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面风流中二氧化碳 浓度达到( )时，必须停止工作，撤出人员，查明原因，制定推论，进行处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "封闭的带式输送机地面走廊内，带式输送机滚筒上方甲烷传感器的报警浓度（ ） %、断电浓度（ ） %、复电浓度（ ）%和断电范围（ ）%。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "在无提升设备的风井和风硐中，允许的最高风流速度为( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "在大于( )的倾斜井巷中使用带式输送机，应当设置防护网，并采取防止物料下滑、滚落等的安全措施。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业应当根据具体条件制定风量计算方法，至少每( )年修订1次。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "当采高超过( )或者煤壁片帮严重时，液压支架必须设护帮板。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "水文地质条件复杂、极复杂矿井应当每月至少开展（）次水害隐排查，其他矿井应当每季度至少开展1次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "隔水层厚度，是指开采煤层（）至含水层顶面之间的厚度。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井巷中采用钢丝绳牵引带式输送机或钢丝绳芯带式输送机运送人员时，在上、下人员的20m区段内输送带至巷道顶部的垂距不得小于 ( )m。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井必须建立测风制度，每 ( )天至少进行1次全面测风。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "引采煤机在倾斜15度以上工作面使用时，应配用（ C）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "按规定，滚筒采煤机截齿缺少或截齿无合金的数量不超过总截齿数目的( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面及其他巷道内，体积大于0.5 m的空间内积聚的甲烷浓度达到( )时，附近20m内必须停止工作，撤出人员，切断电源，进行处理。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采煤机电控系统隔爆腔体和盖板精加工后应进行( )kPa的外壳静压试验， 加压时间至少为10s，应没有通过外壳壁泄露、)无结构损坏和可能影响隔爆性能的永久性变形。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在半径（）的范围内，以水平面代替水准面所产生的距离误差可以忽略不计。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "支架最小宽度和最大宽度的宽度偏差为( )mm。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产水平和采(盘)区采用倾斜长壁布置的，大巷必须至少超前( )个区段，并构成通风系统后，方可开掘其他巷道。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "竖角观测时，已知盘左读数为821842”，盘右读数为277°4130”如观测角为仰角，则其盘左观测的竖角为：74118，盘右观测的竖角为：74130”，此时仪器的指标差为：（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "通常情况下，带式输送机倾 斜向下运输时，倾角不超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "以下内容不属于防治水“三专两探一撤”的规定是（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "滚筒采煤机滚筒转速的改变一 般通过( )来实现。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采有瓦斯喷出、有突出危险的煤层或者在距离突出煤层垂距小于(B )的区域掘进施工时，严禁任何2个工作面之间串联通风。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "更换截齿和滚筒时，采煤机上下( )范围内，必须护帮护顶，禁止操作液压支架。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "掘进工作面设计前（）个月，地测部门应提出掘进工作面地质说明书。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井巷揭穿含水层或者地质构造带可能突水地段前，必须编制（），并制定相应的防治水措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探放水钻孔的布置和超前距离，应当根据水压大小、煤（岩）层厚度和硬度以及安全措施等，在探放水设计中做出规定。探放老空积水最小超前水平钻距不得小于（），正水套管长度不得小于（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "开采容易自燃、自燃煤层及地温高的矿井采煤工作面应在工作面或回风巷设置温度传感器，温度传感器的报警值为（ ）℃。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下煤仓上方、地面选煤厂煤仓上方甲烷传感器的报警浓度（ ） %、断电浓度 （ ） %、复电浓度（ ）%和断电范围（ ）%.","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井开拓新水平和准备新采区的回风，必须引入总回风巷或者主要回风巷中，回风流中的甲烷和二氧化碳浓度都不得超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出岩巷的掘进工作面设置（ ），并实现甲烷风电闭锁。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "（）是指含水层水的突然涌出。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探放水钻孔除兼作堵水钻孔外，终孔孔径一般不得大于（）mm","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "基建煤矿移交生产后，应在（）年内编写生产地质报告，之后每（）年修编1次。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "巷道贯通前应制定贯通专项措施，综合机械化掘进巷道在相距( )前、其他巷道在相距()前，必须停止一个工作面作业，做好调整通风系统的准备工作","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "封闭的地面选煤厂车间内上方应设置（ ） 。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "( )是耙斗 式装载机的机架和行走部分，并承载着装载机的全部重量。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "按推进方式分类，气动凿岩机不包括 ( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "使用架线电机车的主要运输巷道内，（ ）处应设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "( )不是机械化采煤类型。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综采使用乳化液的浓度要求( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "综合机械化采煤工作面，在采取煤层注水和采煤机喷雾降尘等措施后，其最大风速不得超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用刨煤机采煤时，工作面至少每隔( )装设能随时停止刨头和刮板输送机的装置，或者装设向刨煤机司机发送信号的装置。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进的工作面每次爆破前，只有在2个工作面及其回风流中的 甲烷浓度都在( )以下时，掘进的工作面方可爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "转载机刮板弯曲变形数不超 过总数的 ( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "基建煤矿移交生产前（）个月，煤矿建设单位应组织编写《建矿地质报告》。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "进、回风井之间和主要进、回风巷之间的每条联络巷中，需要使用的联络巷，必须安设()道 联锁的正向风门和( )道反向风门。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "工作面回采结束后，应在（）日内提出采后地质总结报告。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "严禁开采地表水体、（）老空水区域下且水思威未消除的急倾斜煤层。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井建设和延深中，当开拓到设计水平时，必须在建成(）后方可开拓掘进。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "液压支架内的行人通道的宽度应不小于( )m,高度应不小于()m。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层顶板存在富水性中等及以上含水层或者其他水体威时，应当实测（）发育高度，进行专项设计，防隔水煤（岩）柱尺寸。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "主要进、回风巷允许的最高风流速度为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在额定供液压力下，支架初撑力应不小于其试验高度时额定初撑力的( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "（）是指落带上方一定范围内的岩层发生断裂，产生裂隙，且具有导水性的岩层范围。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "低瓦斯和高瓦斯矿井的采煤工作面甲烷传感器的报警浓度（ ） %、断电浓度 （ ） %、复电浓度（ ） %和断电范围（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "预计钻孔内水压大于（）MP时，应当采用反压和有防喷装置的方法钻进，并制定防止孔口管和煤（岩）壁突然鼓出的措施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "悬臂式掘进机按掘进对象可分为( )种。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿应当编制本单位防治水中长期规划（）年","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "设有梯子间的井筒或者修理中的井筒，风速不得超过( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "高瓦斯矿井进风的主要运输巷道使用架线电机车时，在瓦斯涌出巷道的下风流中必须设置 （ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下必须选用( )输送带。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井应当建立（）动态监测系统对井田范围内主要充水含水层的水位、水温、水质等进行长期动态观测，对矿井涌水量进行动态监测。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "深部开采的临界深度为 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "按煤层的稳定性赋存特征不同，可分为 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下主要硐室（包括爆炸物品库、充电室、采区变电所等），必须实行（）通风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面的回风 ( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "前探支架适用于（）掘进工作面。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井并口及工业场地内主要建筑物的地面标高低于当地历年最高洪水位的，应当采取（）措施。不能采取可靠安全措施的，应当封闭填实该口。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "常用的破岩方法有（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "回采工作面初次来压步距是 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下高压电缆的泄漏和耐压试验，应每（）1次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿发生生产安全事故造成人员伤亡他人财产损失的,应当依法承担赔偿责任:拒不承担或者其负责人逃匿的.由人民法院依法（）执行。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻孔放水前，应当估计（），并根据矿井排水能力和水仓容量，控制放水流量，防止井；放水时，应当有专人监测钻孔出水情况，测定水量和水压，做好记录。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下爆炸物品发放硐室的炸药贮存量不得超过（）kg。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "防治水工作应当采取探、防、堵、疏、排、（）、监的综合治理措施","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在预计水压大于（）MP的地点探放水时，应当预先固结套管，在套管口安装控制闸阀，进行耐压试验。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤层倾角大于12°的采煤工作面采用下行通风时，采煤工作面风 速不得低于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "带式输送机上托辊一般采用 ( )托辊。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "乳化液泵站在运转中，泵体温度不得超过( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采区回风巷甲烷传感器的报警浓度（ ） %、断电浓度（ ） %、复电浓度（ ）%和断电范围（ ） 。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "带压开采，是指在具有的（）含水层上进行的采煤。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下煤仓、地面选煤厂煤仓上方应设置 （ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下机电设备硐室，从硐室出口防火铁门起（）m内巷道，应砌碹或用其他不燃性材料支护。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "液压支架的架型一般分为支撑式、掩护式和 ( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "在推进速度较慢时，加快工作面推进速度, 可以 ( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "水力致裂可增加裂缝数目的方法有水力爆破致裂、（）等","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采场底板分为:( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "工作面超前支承压力与 ( ) 有关","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井必须布置正规的长壁工作面实施开采作业, 严禁 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿三大规程是 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在同一采煤工作面中，( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面探水前，应当编制和施工（）安全技术措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面情况发生变化时，( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "中厚煤层的厚度是 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "设P点的高斯坐标为：XP=1978566.09m，YP=22389109.56m，有由此可知P点位于第（）带内，该带中央子午线经度为（）（采用6度带投影）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层松软的大采高工作面，支架( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "严禁采高 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "厚煤层厚度为( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "厚层坚硬难垮顶板，在初采期间和正常回采期间，悬顶过长，面积过大时，( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井（），是指矿井开采期间，正常情况下矿井涌水量的高峰值。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综采工作面, 必须要求 ( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "处理顶板事故的主要任务，是（）及恢复通风等。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对发生事故而没有煤矿领导带班下井的煤矿，对其主要负责人依法暂扣或者吊销其（），并依照规定处以罚款。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发生煤与瓦斯突出事故后，撤出灾区和（）的人员是抢险救灾的首要任务。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "作业人员每天连续接触噪声时间达到或者超过8h的，噪声声级限值为（）dB。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "回采工作面开采时，顺槽的超前加强支护是抵抗 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业应当建立健全各项防治水制度，配备满足工作需要的防治水专业技术人员，配齐专用（）设备，建立专门的探放水作业队伍，储备必要的水害抢险救灾设备和物资。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "常规矿压观测包括 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "老空积水范围、积水量不清楚的，探放老空水超前水平距最少不小于（）m，止水套管长度不得小于（）mo","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "综采工作面两端头 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下电气设备保护接地中要求，每（）年应将主接地极和局部接地极从水仓或水沟中提出进行详细检查。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "一般而言，顶板岩层条件一定时，( ) 越大，矿压显现越剧烈","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "长壁工作面，顶板的裂隙带高度一般为采高的 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业应组织或安排地质技术人员接受继续教育或业务培训，每（）年至少进行（）次。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "（）地面点到的铅垂距离，称为该点的绝对高程，简称高程或海拔。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "检修水泵的能力应不小于工作水泵能力的（）%。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "回采工作面煤层存在厚、硬夹矸层时, 需要采取 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "综采液压支架的实时支护阻力大小是由 ( ) 所决定的","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综放工作面，顶煤的破碎效果主要受( ) 影响","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "处理倒架、歪架、压架，更换支架以及拆修支架的立柱、顶梁、座箱等大型部件时, 必须有 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "按照国内外发展过程，放顶煤支架分为 ( ) 、中位放顶煤支架和低位放顶煤支架","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "单体支柱按照支护性能分为 ( ) 、微增阻和恒阻3种","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "高瓦斯矿井,必须使用安全等级不低于（）级的煤矿许用炸药。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "发生煤与瓦斯突出事故后,应该（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当断层处的顶板特别破碎，用锚杆锚固效果不佳时，可采用（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿压剧烈且难以控制时，可以在确保工作面回采率的情况下适当降低 ( ) ，快速推过","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用垮落法管理顶板的采煤工作面至最大控顶距时必须（）.","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层变薄时, 严禁采高 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "用人单位应当实施由（）的职业病危害因素日常监测，并确保监测系统处于正常运行状态。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "按煤层厚度可分为薄煤层、中厚煤层及 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在煤巷掘进工作面第一次执行工作面防突措施或者措施超前距不足时，必须采取（）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采区设计前（）个月应提出采区地质说明书。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下配电系统继电保护装置整定检查,应每（）1次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用柔性掩护支架开采急倾斜煤层，掩护支架接近平巷时，应（）每次下放支架的距离。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对顶板破碎的回采工作面，必须严格执行 ( ) 、控制机道控顶距的规定","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "开采容易自燃和自燃的煤层时，采煤工作面必须采用（）开采。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采用电法实施掘进工作面超前探测时，距探测点（）范围内不得有积水，不得存放掘进机、铁轨、皮带机架、网、杆等金属物体。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采煤工作面浅孔注水湿润煤体措施可用于（）的突出煤层。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "严禁任意开采 ( ) ，以及采空区隔离煤柱","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "粉尘卫生标准均是以（）为规定对象的。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一个矿井同时开采工作面不得超过( ) 个","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下机电设备碉室,主要巷道内带式输送机机头前后两端各（）m范围内都必须用不燃性材料支护。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对称道岔的代号是 ( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下中央变电所和主要排水泵房的地面标高，应分别比其出口与井底车场或大巷连接处的底板高出（）m。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综采工作面破、装、运、支、处的装备是 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "落煤方式的发展顺序是 ( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "液压支架顶梁( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井必须有完整独立通风系统。改变全矿井通风系统时,必须编制通风设计及安全措施,由（）审批。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "过本煤层平行煤壁的空巷时，应该( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "大采高工作面, 支架 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "中型及以上的突出生产矿井延伸水平开采深度不得超过 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "工作面有两个或两个以上自由面时，在煤层中最小抵抗线不得小于（）m，在岩层中最小抵抗线不得小于0.3m。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出煤层的掘进巷道长度及采煤工作面推进长度超过500m时，应当在距离工作面（）m范围内建设临时避难硐室或者其他临时避险设施。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "“三下一上采煤”是 ( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "放顶煤综采是厚及 ( ) 的安全高效开采方法","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿应当加强与当地气象部门沟通联系，及时收集气象资料，建立气象资料台账；矿井（）km范围内没有气象台（站），气象资料不能满足安全生产需要时，应当建立降水量观测站。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "（）是指隔水层能承受含水层的最大水头压力值。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "防水闸门来水侧15~25m处，应加设一道挡物（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "依据煤层倾角，可将煤层分为 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "“三下采煤”是 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "综合开拓正确的是 ( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "矿井在采动影响范围内仅能布置( ) 回采","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "近距离煤层群开采时，下伏煤层采掘前，必须疏干导水裂隙带涉及范围内的（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "Ⅲ级保护等级建筑物下采煤的地表移动控制标准为 ( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "为监测和控制顶板灾害，新开煤层、盘区以及所有工作面，( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "（）应当设置或者指定职业卫生管理机构或者组织，配备专职或者兼职的职业卫生专业人员，负责本单位的职业病防治工作。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "处理拒爆、残爆时，因连线不良造成的拒爆，（）起爆。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下采区、巷道有突水危险或者可能积水的，应当优先施工安装（），并保证有足够的排水能力。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤炭企业、煤矿主要负责人（法定代表人、实际控制人）是是煤矿防治水工作的（），总工程师（技术负责人）负责防治水的技术管理工作。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "降大到暴雨时和降雨后，应当有专业人员观测地面积水与洪水情况、井下涌水量等有关水文变化情况和矿区及附近地面有无裂缝、采空区与岩溶陷等现象，并（）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤矿、施工单位（以下统称煤矿,下同）是落实领导带班下井制度的（）,每班必须有矿领导带班下井,并与工人同时下井、同时升井。B","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "按照矿压基础理论，对厚层松软直接顶板或一般中硬顶板，支架的额定支护强度可以按照煤厚 ( ) 的岩柱载荷设计","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "冲击波可以使瓦斯空气混合物气体温度（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿必须对生产性粉尘进行监测,呼吸性粉尘浓度每（）个月测定1次。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "（）是指探水钻孔沿巷道掘进前方所控制范围超前于掘进工作面迎头的最小安全距离。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "支架型式选择与支护强度参数选择的依据是 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "I级保护等级建筑物下采煤的地表移动控制标准为 ( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "回采工作面顶板破碎时，( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对煤矿井下发生重伤事故时在场人员对受伤者应立即（）.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采场顶板可分为:( )","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "掘进工作面发生火灾应采取（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿安全生产是指在煤矿生产活动过程中（）不受到危害,物、财产不受到损失。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "工作面的周期来压步距是 ( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "薄煤层厚度是 ( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "单项工程、单位工程，开工前必须编制施工组织设计、作业规程和 ( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "疏放老空水时，应当由地测部门编制专门疏放水设计，经煤矿（）审批后，按设计实施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "长壁工作面长度越大，全工作面的( ) 越剧烈","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "水力致裂定向致裂措施包括（）、定向水力割缝。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对近水平煤层，可以划分为 ( ) 或大巷条带式进行开采","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下挡风墙外的甲烷浓度每（）至少检查1次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下使用中的防爆电气设备的防爆性能检查,应（）1次。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "一个矿井煤 (半煤岩) 巷掘进工作面不得超过 ( ) 个","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤层遇到厚硬夹矸层或处理压架事故需要爆破作业时，( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿的安全生产管理人员应当根据本单位的生产经营特点，对安全生产状况进行经常性检查，检查及处理情况应当（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "缓斜工作面支架选型设计的基础是( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿发生事故后，不按照规定及时、如实报告事故的，给予警告，可以并处3万元以上15万元以下的罚款，情节严重的，责令（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采容易自燃和自燃的煤层时，采煤工作面回采结束后，必须在（）天内进行永久性密闭。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "处理瞎炮时应严格做到（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下固定敷设电缆的绝缘和外部检查，应每（）1次。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿发生生产安全事故后,事故现场有关人员必须立即（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井采掘工作面进风流中,氧气浓度不低于（）%。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业的主要负责人应当保证本单位安全生产方面的投入用于本单位的（）工作。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井每（）应至少检查1次反风设施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾角大于（）时，液压支架必须采取防倒、防滑措施。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "灰岩一般为（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井建设和延深中,当开拓到设计水平时,只有在建成防、排水系统后,方可（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井井口和工业广场内建筑物的地面标高必须（）当地历年最高洪水位。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进中的岩巷允许的风速范围为（）m/S。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤巷掘进工作面执行防突措施后，进行措施效果检验时，检验孔应不少于（）个。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "恢复被淹井巷排水过程中,应当定时观测排水量、水位和观测孔水位.并由（）随时检查水面上的空气成分.发现有害气体.及时采取措施进行处理。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业必须为职工提供保障安全生产所需的（）用品。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下每一移动式和手持式电气设备至局部接地极之间的保护接地用的电缆芯线和接地连接导线的电阻值，不得超过（）Ω。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井每（）应对井上下消防管路系统，防火门,消防材料库和消防器材的设置情况进行1次检查,发现问题,及时解决。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下无人值班的变电硐室必须关门加锁,并有（）巡回检查。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井防治冲击地压，设专门的（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿是落实领导带班下井制度的责任主体，每班必须有（）带班下井。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿内火灾发生在上行风流中会导致（）的风流反向。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下巷道轨道运输中,两机车或两列车在同一轨道同一方向行驶时,必须保持不少于（）m的距离。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "有突出危险的煤巷掘进工作面局部防突措施优先选用（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对前臂开放性损伤，大量出血时，上止血带的部位应在（）处。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井至少每（）检查1次隔爆设施的安装地点、数量、水量或岩粉量及安装质量。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业应在生产能力发生变化后（）日内,组织完成生产能力核定工作,并按照隶属关系向主管部门（单位）报送核定报告。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "拱的作用主要是承受（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤巷掘进工作面采用超前钻孔作为工作面防突措施时，巷道两侧轮廓线外钻孔的最小控制范围倾斜、急倾斜煤层（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "各矿对（）必须实行统一管理、发放，必须定期校验各项性能参数,不符合规定的严禁使用。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下爆破必须由（）担任。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤矿安全规程》第一百六十三条规定，煤与瓦斯突出煤层掘进工作面局部通风机的通风方式必须是（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当采高超过（）或者煤壁片帮严重时，液压支架必须设护帮板。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "端头顶板提前水力致裂可（）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "巷道未开掘以前，地下岩体处于（）状态。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在上一区段回采完毕后，在采空区冒落严实，围岩活动相对稳定后，再沿采空区边缘掘进巷道，称为（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "清理因跑砂堵塞的倾斜井巷前，必须制定（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在突出煤层的井巷揭煤、煤巷和半煤岩巷掘进工作面进风侧，必须设置至少（）道牢固可靠的反向风门。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下机电设备碉室内各种设备相互之间应留出（）m以上的通道。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿常用的防治煤炭自燃火灾措施有灌注泥浆、充填砂石或粉煤灰、均压、喷洒阻化剂、注入惰性气体等，（）是应用最广的措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一般情况下，同一突出煤层正在采掘的工作面前后最小（）范围不得安排其他工作面回采或掘进。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业的主要负责人对本单位的安全生产工作（）责任。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下使用中的防爆电气设备的防爆性能检查,应当每（）进行一次。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤层倾角在（）及以上的火区下部区段严禁进行采掘工作。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "可造成人员死亡、伤害、职业相关病症、财产损失或其他损失的意外事件称为（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿的主要负责人在本单位发生生产安全事故时，不立即组织抢救或者在事故调查处理期间（）的，给予降级、撤职的处分，并由安全生产监督管理部门处上一年年收入百分之六十至百分之一百的罚款；对逃匿的处十五日以下拘留；构成犯罪的，依照刑法有关规定追究刑事责任。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "出煤层的巷道优先布置在（）、其他有效卸压区域或无突出危险区域。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "处理拒爆时，必须在距拒爆炮眼（）m以外另打与拒爆炮眼平行的新炮眼，重新装药起爆。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下巷道内运输，两机车或两列车在同一轨道同一方向行驶时，必须保持不少于（）m的距离。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿建设工程竣工后或者（）,应当经煤矿安全监察机构对其安全设施和条件进行验收,未经验收或者验收不合格的,不得投入生产。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "盲巷是指扩散通风距离超过（）m的独头巷道。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下配电系统同时存在（）以上电压时,配电设备上应明显地标出其电压额定值。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井瓦斯积聚常常在巷道上部是由于（）的原因。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面的松动爆破防突措施适用于（）煤层。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤矿安全监控系统及检测仪器使用管理规范（AQ1029-2019）》规定，矿井应配备安全监控设备备件，备用数量不小于应配备数量的（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对于事故的预防与控制，安全技术对策着重解决物的不安全状态问题，安全教育对策和（）对策则主要着眼于人的不安全行为问题。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿发生生产安全事故和事故调查处理期间，主要负责人不得（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业应当依法为职工参加工伤保险缴纳（）保险费。鼓励企业为井下作业职工办理意外伤害保险，支付保险费。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业应当采取措施，加强劳动保护，保障职工的安全和健康，对井下作业的职工采取（）措施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下爆炸物品发放硐室距使用巷道法线距离不得小于（）m。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿对负有安全生产监督管理职责的部门的监督检查人员依法履行监督检查职责，应当予以（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井安全出口的距离不得小于（）m。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井巷揭煤工作面距煤层法向距离2m至进入顶（底）板2m的范围，均应当采用（）掘进工艺，禁止使用震动爆破揭开突出煤层。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "回柱放顶时,必须指定（）观察顶板。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "打锚杆眼前，必须首先（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井巷揭穿含水层或者地质构造带等可能突水地段前,必须（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井巷出水点的位置及其水量，有积水的井巷及采空区的积水范围、标高和积水量，都必须绘在（）上。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿建设工程安全设施设计未经煤矿安全监察机构审查同意,擅自施工的,由煤矿安全监察机构（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "“十二五”期间，全国煤矿事故统计数据分析，顶板事故起数占事故总起数的（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿发生事故后，阻碍、干涉事故调查工作，拒绝接受调查取证、提供有关资料和情况的，给予警告，可以并处3万元以上15万元以下的罚款，情节严重的，责令（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "无突出危险工作面，在地质构造破坏严重地带应适当增加超前距，但煤巷掘进工作面不小于（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "突出矿井应当有效防范采掘接续紧张，根据采掘接续变化，至少每年进行1次矿井“三量”统计和分析。“三量”指的是回采煤量、准备煤量及（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "初次来压前工作面顶板压力通常（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进中的煤及半煤岩巷最低允许风速为（）m/s。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿领导带班下井时,其（）应当在井口明显位置公示。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下爆炸物品库的最大电雷管贮存量不得超过该矿井（）天的需要量。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "降大到暴雨时和降雨后，应有专业人员观测地面积水与洪水情况、井下涌水量等有关水文变化情况和矿区及附近地面有无裂缝、采空区与岩溶塌陷等现象，并（）,","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "远距离爆破时，回风系统必须（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "恒阻大变形锚索（杆），恒阻力可达到120~130KN，延伸量达到（）m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下爆破,须按矿井（）选用相应的煤矿许用炸药和雷管。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下巷道内运输，人力推车时，同向推车的间距，在轨道坡度小于或者等于5%。时，不得小于（）m。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "关于走向的描述，以下说法正确的是（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿领导带班下井的相关记录和煤矿井下人员定位系统存储信息保存期不少于（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采容易自燃和自燃煤层的矿井，必须采取（）煤层自然发火的措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "含水超过（）％的煤矿铵梯炸药不得使用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下用架空乘人装置的钢丝绳在一个捻距内断丝断面积与钢丝总断面积之比达到（）％时必须更换。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "炮采工作面完成一个循环的标志是（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "工作面后方采空区的压实区处于（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "地质测量部门在采掘工作面距离未保护区边缘（）m前，编制临近未保护区通知单，并报煤矿总工程师审批后交有关采掘区（队）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "对因人为原因造成的（），必须依法追究责任者的法律责任，以示警戒。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "管生产必须管（）、谁主管谁负责，这是我国安全生产工作长期坚持的一项基本原则。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿建设工程安全设施设计必须经（）审查同意,未经审查同意不得施工。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下用机车运爆炸材料时，装有炸药和装有电雷管的车辆之间，必须用空车隔开，隔开长度不得小于（）m。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "对小腿动脉出血，止血带的部位应在（）处。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿暖风道和压入式通风的风硐必须用不燃性材料砌筑，并应至少装设（）道防火门。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿拒绝、阻碍煤矿安全监察机构及其人员现场检查的,给予警告,可以并处5万元以上10万元以下的罚款,情节严重的，责令（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "传统意义上的坚硬顶板，具有（）、整体性好、分层厚度大等特点。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采用分层垮落法采煤时只有（）可不铺设人工假顶。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤巷掘进工作面采用超前钻孔作为工作面防突措施时，地质条件变化剧烈地带应当采用直径（）mm的钻孔。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "工作面爆破作业或者无人时，反向风门（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百九十八条规定，回采工程面上隅角的报警浓度、断电浓度和复电浓度分别是（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "每个生产矿井必须至少有（）个能行人的通达地面的安全出口，各出口间距不得小于30m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "突出矿井的入井人员必须随身携带（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下架线电机车运行的轨道，两平行钢轨之间，每隔（）m应连接1根断面不小于50mm的铜线或其他具有等效电阻的导线。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "掘进中的岩巷最低允许风速为（）m/s","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "工作面前方0~1m的煤壁内主要是处于（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "金属支架多用于（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用煤柱支撑法管理顶板时，如果在采空区边缘有明显的断裂构造和结构面，易发生（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下平巷用人车运送人员时,列车行驶速度不得超过（）m/s。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "发生在上行风流中的火灾，产生的火风压会使火源所在巷道风量（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿发生事故后，伪造、故意破坏现场的，给予警告，可以并处3万元以上15万元以下的罚款，情节严重的，责令（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "检查煤仓、溜煤（矸）眼和处理堵塞时,必须制定安全措施,（）人员从下方进入。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发生煤与瓦斯突出事故后.指挥人员应派人到进、回风井口及其（）m范围内检查瓦斯.设置警戒,熄灭警戒内的一切火源,严禁机动车辆进入警戒区。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "根据煤与瓦斯突出的煤量分类，下列为大型突出的是（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井必须装备2套同等能力的主要通风机,其中备用的通风机必须能在（）min内启动。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "工作和备用水泵的总能力，应能在20h内排出矿井（）h的最大涌水量。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业必须保持持续具备法定的安全生产条件，不得（）安全生产条件.","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "工程坚硬顶板是指在支护结构的作用下，形成的支护体整体强度增大，导致工作面端头采空区巷道顶板（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "区（队）长、班组长对管辖范围内防突工作负（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤矿安全规程》第一百七十三条规定，开关安设地点周围20m以内风流中瓦斯浓度达到（）时，必须停止工作，切断电源，撤出人员，进行处理。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下机电设备硐室内各种设备与墙壁之间应留出（）m以上的通道。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下爆炸物品发放硐室的贮存量不得超过（）天的供应量,其中炸药量不得超过400kg。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下运输时，当轨道坡度大于（）‰时，严禁人力推车。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿用主要通风机至少（）应该检查1次。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "突出矿井必须建设采区避难硐室，采区避难硐室必须接入矿井（）管路。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百九十三条规定，当便携式光学甲烷检测仪与甲烷传感器读数差大于允许误差时，应当以读数较大者为依据，采取安全措施并在（）小时内对2种设备调校完毕。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百九十八条规定，采煤工作面瓦斯浓度超限报警值为（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "水力致裂处理坚硬顶板一般采用的方法（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对企业发生的事故，坚持（）原则进行处理。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业应当设置（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "坡度大于25的上山掘进工作面采用爆破作业时，应当采用深度不大于（）m的炮眼远距离全断面一次爆破。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业用于安全培训的资金不得低于教育培训经费总额的（）％。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "安全监控中心站应使用（）电话。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "防突措施中要求，矿长和矿井技术负责人应当人（）到现场检查各项防突措施的落实情况。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百九十八条规定，突出矿井采煤工作面进风巷报警浓度、断电浓度和复电浓度分别（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在掘进工作面与被贯通巷道距离小于（）m的作业期间，被贯通巷道内不得安排作业，保持正常通风，并且在掘进工作面爆破时不得有人。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "（）对管辖范围内防突工作负直接责任；防突人员对所在岗位的防突工作负责。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿未依法提取或者使用煤矿安全技术措施专项费用的，责令（）;逾期不改正的，处5万元以下的罚款；情节严重的，责令停产整顿。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "根据《煤矿井下安全避险“六大系统”建设完善基本规范（试行）》规定，紧急避险设施应具备安全防护、氧气供给保障、有害气体去除、环境监测、通讯、照明、动力供应、人员生存保障等基本功能，在无任何外界支持的条件下额定防护时间不低于（）小时。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "班组长、（）、矿调度员有权责令相关现场作业人员停止作业、停电撤人。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井总回风流中二氧化碳的浓度不得超过（）%。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下选择高压动力电缆截面时，应按配电网络的最大（）电流，校验电缆的热稳定性。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿特种作业操作资格证的有效期为（）年，每3年复审一次。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿灭火方法有直接灭火法、隔绝灭火法和（）三种。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "工作面片帮后，使顶板悬露面积加大，顶板下沉量会（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下照明和信号的配电装置，应当具有短路、过负荷和（）保护的照明信号综合保护功能。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下爆炸物品库的布置必须符合“库房与外部巷道之间,必须用（）条互相垂直的连通巷道相连”的规定。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面起爆地点到工作面的距离由煤矿总工程师根据具体情况确定，但不得小于（）m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下CO的安全浓度为（）％。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤矿安全规程》第五百零三条规定，开采易燃、自燃煤层的矿井，应设置（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "及时清理溜矸孔内的矸石,防止堵孔。必须制定处理堵孔的专项措施。（）站在溜矸孔的矸石上作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "特厚煤层开采，开采范围不断扩大，采动应力逐步增大，易导致（），安全保障能力差。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井必须制定（）的封闭及管理专项措施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在钻机回风侧（）米范围内应设置甲烷传感器，并具备超限报警断电功能。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用（）处理坚硬顶板或者坚硬顶煤时，应当在工作面未采动区进行，并制定专门的安全技术措施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿新招入矿的井下作业人员实习满（）个月后，方可独立上岗作业。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾斜长壁采煤法的特点是（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百九十八条规定，突出矿井采煤工作面回风巷中部报警浓度、断电浓度和复电浓度分别（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进工作面与煤层巷道交叉贯通前，被贯通的煤层巷道必须超过贯通位置，其超前距不得小于5m,并且贯通点周围（）m内的巷道应当加强支护。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "虽然没有办理延期手续，但实际上已经主动停止了生产，则（）受到处罚。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿应建立（）,加强与周边相邻矿井的信息沟通,发现矿井水害可能影响相邻矿井时,立即向周边相邻矿井进行预警。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下爆炸物品库的最大贮存量,不得超过该矿井3天的炸药需要量和（）天的电雷管需要量。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "突出矿井的防突工属于（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "工作面按突出危险性预测结果分为突出危险工作面及（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百八十九条规定，安全监控和人员位置监测系统主机及联网主机应当双机热备份，连续运行。当工作主机发生故障时，备份主机应当在（）min内自动投入工作。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿长和总工程师应当每（）至少1次到现场检查各项防突措施的落实情况。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "回采巷道围岩的稳定性主要取决于围岩强度、（）及支护与围岩的相互作用关系。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百九十二条规定，安全监控设备必须定期进行调试、校正，每月至少（）次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百九十九条规定，突出矿井的掘进巷道长度大于（）米时，巷道中部应设置甲烷传感器。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百八十八条规定，每（）个月对安全监控、人员位置监测等数据进行备份。图纸、技术资料的保存时间应当不少于（）年。录音应当保存（）个月以上。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "突出煤层危险性鉴定工作中，煤层坚固性系数f的临界值是（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百八十九条规定矿井安全监控系统的主机发生故障时，系统必须保证甲烷断电仪合甲烷风电闭锁装置的全部功能；当电网停电后，系统必须保证正常工作时间不低于（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "根据《煤矿安全规程》第一百六十四条规定，压入式局部通风机和启动装置必须安装进风巷道中，距掘进巷道回风口的距离不得小于（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业必须按照国家有关规定，对从业人员上岗前、在岗期间和离岗时进行（），建立职业健康档案，并将检查结果书面告知从业人员。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "严格控制采高，严禁采高大于支架的（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "根据《煤矿安全规程》第四百九十条规定，为防止安全监控系统设备发生故障时，无法实现甲烷超限断电功能，安全监控设备还必须具有（）功能。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业应当对职工进行安全生产教育、培训；未经安全生产（）、培训的，不得上岗作业。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "破碎顶板容易发生局部漏顶现象，如果得不到及时支护，易发生工作面（）冒顶事故。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井发生透水前有挂红、挂汗、（）和有害气体增加等出水预兆。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业主要负责人和安全生产管理人员安全合格证有效期为（）年。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业未取得（）的，不得从事生产活动。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤尘挥发分越高，感应期（）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "根据《煤矿安全监控系统及检测仪器使用管理规范（AQ1029-2019）》规定，配制甲烷校准气样的原料气应选用浓度不低于（）的高纯度甲烷气体。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "初次来压步距是（）.","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全监控系统的最大巡检周期应不大于（）s。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全监控的作用主要是（）和救援协调。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "凡经大修的传感器，必须经（）后方可下井使用。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业应根据具体条件制定风量计算方法，至少每（）年修订一次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤巷掘进工作面采用远距离爆破时，起爆地点必须设在（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业在安全生产许可证有效期满时，（）延期手续，继续进行生产，是一种违法行为，应当承担相应的法律责任。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层的顶底板绝大多数是属于（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿未建立煤矿领导井下交接班制度或未建立煤矿领导带班下井档案管理制度的，给予警告，并处（）万元罚款。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在爆破地点附近20m以内风流中甲烷浓度达到或者超过（）时，严禁装药、爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿提供虚假情况的，给予警告，可以并处5万元以上10万元以下的罚款，情节严重的，责令（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "如果被保护层的最大膨胀变形量大于（），则检验和考察结果可适用于其他区域的同一保护层和被保护层。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用综合指标法预测石门揭煤工作面突出危险性时，应由工作面向煤层的适当位置至少打（）个钻孔测定煤层瓦斯压力。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "每组压风自救装置应当可供（）人使用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当不能一次揭穿（透）煤层全厚时，可分段施工，但第一次实施的钻孔穿煤长度不得小于（）米。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "自救器的额定防护时间不低于（）分钟","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "探查陷落柱时，底板方向钻孔不得少于（）个。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井CO最高允许浓度为(    ) 。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下消防管路系统在一般巷道中每隔100m,带式输送机巷道每隔（）m设置一组支管和阀门。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产矿井应当每（）年修编矿井地质报告。地质条件变化影响地质类型划分时，应当在1年内重新进行地质类型划分。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "探放断裂构造水和岩溶水等时，探水钻孔沿掘进方向的正前方及含水体方向呈扇形布置，钻孔不得少于（）个其中含水体方向的钻孔不得少于（）个。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "空气中因惰性气体混入而导致含氧量下降时，瓦斯爆炸浓度的下限( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "一般情况下，煤尘的()越高，越容易爆炸。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "一个采煤工作面的瓦斯涌出量大于()或一个掘进工作面的瓦斯涌出量大于3m3/min,必须建立抽采系统。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤与瓦斯突出全过程，一般可分为准备、发动、()和停止4个阶段。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "WZC-1数字式瓦斯综合参数测定仪适用于测定抽采泵站和井上、下抽采管路内的瓦斯()、流速、压力和温度等参数。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "()使用矿灯人员拆开、敲打、撞击矿灯。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出危险工作面的瓦斯检查，应是( ).","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安装甲烷传感器时，必须垂直悬挂，距()不得大于300mm。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "空气中氧含量降低时，对人体健康影响很大。如果空气中的氧气降低到()以下时，会使人失去理智，时间稍长即有生命危险。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿井下临时停工的作业地点()停风。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当发现有人触电时，首先要()电源或用绝缘材料将带电体与触电者分离开。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "灭火时，灭火人员应站在()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用局部通风机通风的掘进工作面，不得停风；因检修、停电、故障等原因停风时，必须将人员全部撤至()，并切断电源。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面采用的压入式局部通风机和启动装置，必须安装在进风巷道中，距掘进巷道回风口不得小于()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "突出煤层中的突出危险区、突出威胁区( )采用放顶煤采煤法回来。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "根据煤的变质程度，从褐煤到长焰煤瓦斯含量呈降低趋势；从长焰煤呈升高趋势，到无烟煤达到最大；从无烟煤到超无烟煤瓦斯含量显著下降，到石墨时瓦斯含量()答","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在正常工作中，通风机应实现“三专、两闭锁”。两闭锁是指()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对突出矿井，在开采煤层群时首先开采的煤层应能使相邻的突出煤层消除突出危险，称为()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下发现伤员心脏突然停止跳动时，应( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻探接近老空水时，应当安排专职瓦斯检查员或者矿山救护队员在现场值班，随时检查()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "关于矿灯的使用，正确的是()。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "中央式通风系统是指进、回风井都位于井田走向()的通风系统。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "任何人不得携带()进入井下爆炸材料库房内。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发出的矿灯，应能最低持续正常使用()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "影响煤与瓦斯突出的因素中，()是突出的诱发因素。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在爆破地点附近20m以内风流中瓦斯浓度达到（）时，严禁爆破。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤工作面回风巷风流中，瓦斯浓度报警值为()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采区上下山属于( )巷道。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯矿井的采煤工作面，采煤机械化程度越高，工作面瓦斯涌出量()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在地质构造力作用下，发生密集的裂隙、破碎，碎粒在移动过程中由于粒间的摩í擦、挤压、揉搓，形成更小的碎粒，直到成为细碎状，这样的煤已失去原生结构，称为()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "地面大气压力突然降低时，井下煤层瓦斯涌出量将()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "突出煤层的石门揭煤和煤巷掘进工作面进风侧，必须设置至少2道牢固可靠的反向风门，风门之间距离不得小于（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下供电的“三大保护”通常是指过流、漏电、()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面空气温度不得超过()，当空气温度超过时必须缩短超温地点工作人员的工作时间，并给予高温保健待遇。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下使用的汽油、煤油和变压器油必须装入()内。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井瓦斯地质图一般选用矿井可采煤层底板等高线图作为编制地图；对开采急倾斜煤层的矿井，则以煤层立面投影图为底图。无论平面图或是立面图，均应表示()两个方面的内容。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下通过炮烟区时，为避免炮烟中毒，要( )迅速通过。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "由于向斜构造区生成的断层常呈封闭性，瓦斯压力大，煤受搓揉破坏强度降低，又积蓄着地质构造弹性潜能，所以向斜构造区发生突出危险性()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，作业场所的噪音，不应超过85dB( ),大于85dB( )时，需配备个体防护用品；大于或等于()时，还应采取降低作业场所噪音的措施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在井口房、井简和倾斜巷道内进行焊接作业时，必须在焊接作业地点的( )用不燃性材料设施接受火星。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下使用的棉纱、布头等必须装在有盖的( )内。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "生产矿井采掘工作面的空气温度超过30℃、机电设备硐室的空气温度超过34℃时，必须()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "任何人发现井下火灾时，应视火灾性质、灾区通风和瓦斯情况()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "封闭型断层，由于两盘相互挤压，其本身的透气性差，割断了煤层与地表的联系，从而使煤层瓦斯含量较高，瓦斯压力增加，则其瓦斯涌出量()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面经工作面突出危险性预测后划分为突出危险工作面和无突出危险工作面。未进行工作面突出危险性预测的采掘工作面，应当视为()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进工作面的局部通风机因故停止运转后，在恢复通风前，必须首先检查()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "如果必须在井下主要酮室、主要进风井巷和井口房内进行电焊、气焊和喷灯焊接等工作，作业完毕后，工作地点应再次用水喷洒，并应有专人在工作地点检查()，发现异状，立即处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在井下建有风门的巷道中，风门不得少于()道，且必须能自动关闭，严禁同时敞开。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "入井人员严禁穿()衣服。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下机电硐室空气温度超过()℃时，必须停止作业。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯地质图是综合反映()赋存分布规律及其他条件、瓦斯含量、瓦斯涌出量、瓦斯突出点分布及瓦斯预测参数等瓦斯、地质诸因素的基础图件。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯的引火温度一般认为是()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "按照《煤矿安全规程》的相关规定，期尘肺患者()年复查1次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面及其他作业地点风流中、电动机或其开关安设地点附近20m以内风流中，瓦斯浓度达到()时，必须停止工作，切断电源，撤出人员，进行处理。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "当巷道中出现异常气味如煤油味、松香味和煤焦油味表明风流上方有()隐患。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面的进风流中二氧化碳浓度不得超过()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当人所处环境氧含量低于( )时，会有生命危险。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿山企业必须建立健全安全生产责任制、( )为本企业的安全生产工作负责。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "硫化氢气体的气味为()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面及其他巷道内，体积大于0.5m3的空间内积聚的瓦斯浓度达到()时，附近20m内必须停止工作，撤出人员，切断电源，进行处理。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤矿企业必须按国家规定对呼吸性粉尘进行监测，采掘工作面每()月测定1次。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "下面不属于矿井“一通三防“管理制度之一的是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘动作面或其他地点发现“挂红”是()的预兆。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下有车辆通过的风门至少有2道、且2道风门的间距要( )所要通过车辆的长度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面的进风流中，氧气浓度不得低于()。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "《煤矿安全监察条例》的执法主体是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全生产责任制重在( )上下真功夫。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "在爆炸性煤尘与空气的混合物中，氧气浓度低于()时，煤尘不会发生爆炸。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "矿井备用工作面的风量应按采煤工作面计划所需风量的( )分配。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在标准大气压下，瓦斯与空气混合气体发生瓦斯爆炸的瓦斯浓度范围为()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "长壁采煤工作面应采用( )通风。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "对角式通风系统是指风井大致位于井田中央，出风井位于井田()上的通风系统。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井需要的风量，按井下同时工作的最多人数计算，每人每分钟供给风量不得少于()。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤矿企业必须建立入井检身制度和()人员清点制度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井口房和通风机房附近()内，不得有烟火或用火炉取暖。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤层顶板按照其与煤层的距离自近至远可分为()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，矿井完好的矿灯总数，至少应( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "特种作业人员必须取得( )才允许上岗作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "背斜构造的轴心上部通常比相同深度的两翼瓦斯含量()，特别是当背斜上部的岩层透气性差或含水分时，往往积聚高压的瓦斯，形成“气顶”。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在采区回风巷、采掘工作面回风巷风流中瓦斯浓度超过（）或二氧化碳浓度超过1.5%时，必须停止工作，撤出人员，采取措施，进行处理。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "突出矿井的管理人员和井下工作人员必须接受()知识的培训，经考试合格后方准上岗作业。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤与瓦斯突出灾害多发生在()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "压差计可以用来测量孔板流量计上下游侧的压差，也可用来测量抽采管道()的压差（即负压)。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "矿井通风方法根据风流获得的动力来源不同，可分为自然通风和机械通风两种。由于自然风压一般都比较小，且不稳定，所以矿井必须采用()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "尘肺病中的的肺病是由于长期吸入过量()造成的。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "每个生产矿井必须至少有()个能行人的通达地面的安全出口，各个出口间的距离不得小于30m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "构造煤是发生突出的必要条件之一。突出煤层中构造煤厚度增大，突出危险性也相应()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开放型断层两盘是分离运动的，断层为煤层瓦斯排放提供了通道。在这类断层附近，通常煤层的瓦斯含量减少，其涌出量则()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下从业人员要确保自己不“三违”，发现别人有“三违”现象则()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "空气中的氧气浓度低于()时，瓦斯与空气混合气体失去爆炸性。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "受到火焰或高温作用时不着火、不冒烟、也不被烧焦的材料、包括天然或人工的无极材料及建筑中所用的金属材料叫做()材料。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在不允许风流通过，但需要行人、通车的巷道内，必须按规定设置()。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采掘工作面及其他作业地点风流中，瓦斯浓度达到()时，必须停止用电钻打眼。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业负责人和生产经营管理人员应当( )下井、并建立下井登记档案。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "进行爆炸作业时，通电以后，雷管和药卷都不爆炸或雷管爆炸而药卷不爆炸的现象称为()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "个体防尘要求作业人员佩戴()和防尘安全帽。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "一般情况说，导致生产事故发生的各种因素中，()占主要地位。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "石门揭穿突出煤层时，厚度小于()的突出煤层，可直接采用震动爆破或远距离爆破揭穿。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面的局部通风机实行“三专供电”，是指专用线路、专用开关和()。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井必须安装2套同等能力的主要通风机装置，其中1套作备用，备用通风机必须能在()内开动。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "人力推车时，同向推车的间距，在轨道坡度小于等于5时，不得小于10m；坡度大于5%,不得小于（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "木料场、歼石山、炉灰场距进风井的距离不得小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "受煤的自重的影响，由()往井巷内的煤与瓦斯突出占绝大多数。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "凡长度超出()而又不通风或者通风不良的独头巷道，统称为盲巷。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "职业病防治工作坚持()的方针，实行分类管理、综合治理。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出是地应力、()和煤的结构性能综合作用的结果。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "地面大气压力突然降低时，井下煤层瓦斯涌出量将( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "上下井乘罐的说法中，正确的是()。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "突出矿井应当对突出煤层进行区域突出危险性预测。经区域预测后，突出煤层划分为突出危险区和()。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "防止尘肺病发生，预防是根本，()是关键。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井主要通风机停止运转时，因通风机停风受到影响的地点，必须()，工作人员先撤到进风巷道中。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "当发现有人触电时，首先要（ ）电源或用绝缘材料将带电体与触电者分离开。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "空气、一氧化碳混合气体中的一氧化碳浓度达到()时，具有爆炸性。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "规定煤炭生产许可证制度的法律是（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用爆破法处理瞎炮时，必须在距瞎炮至少( )处，另外同瞎炮眼平行的新炮眼，重新装药爆破","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "当发现煤与瓦斯突出明显预兆时，瓦斯检查工有权停止作业，协助组长立即组织人员(),并报告调度室。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，掘进巷道必须采用( )。定，掘进巷道必须采用( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "木料场与歼石山的距离不得小于( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《矿山安全法》的制定目的是：为了保障矿山安全，防止矿山事故，保护( )人身安全，促进采矿业的发展。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "作业地点有煤与瓦斯突出预兆时，瓦斯检查工应立即( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "有自然发火危险的采煤工作面回采结束后、必须在( )内进行永久性封闭。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤矿企业必须建立健全各级领导安全生产责任制，职能机构安全生产责任制、（ ）安全生产责任制。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "通风网络的连接形式有串联网络、并联网络和角联网络，其中，( )网络的安全性最好。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "规定采矿许可证制度的法律是（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在有煤尘爆炸危险的煤层中，掘进工作面爆破前后附近20m的巷道内必须( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在无支架的巷道检查瓦斯时，应距巷道顶、帮、底各( )的地点检查。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤机截割部传动系统中（ ）机械过载保护装置。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "进入盲巷检查瓦斯，瓦斯浓度( )时，必须停止前进。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "巷道内瓦斯浓度为1%-3％时，由( )组织排放。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采空区的瓦斯涌出最与采煤工作面的采出率( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤工作面采用下行风，机电设备设在回风巷时，回风流中瓦斯浓度不得超过( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井必须建立测风制度，每( )至少进行1次全面测风。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "用光学瓦斯测定器在火区、密闭区等严重缺氧地点进行瓦斯浓度测定时，测定结果比实际浓度( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面风流中，瓦斯浓度( )时，必须停止电钻打眼。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "斜轴泵的正常工作温度为25℃-60℃，最高温升不得超过（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "单巷掘进采用混合局部通风方式时，必须检测( )的瓦斯浓度。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "一般来说，地下水活跃的矿区，煤层瓦斯含量( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "倾角为50°的煤层属于( )煤层。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "滚筒采煤机按截割机构的数量分，可分为（ ）采煤机。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《安全生产法》规定的从业人员在安全生产方面的义务包括从业人员在作业过程中应当严格遵守本单位的安全生产规章制度和操作规程、服从管理正确佩戴和使用（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面按炸药量配备风量时，每干克炸药应至少配备风量( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "回拆上隅角支架，该处瓦斯浓度在( )时不得作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面回风流中，瓦斯浓度( )时，必须停止工作，撤出人员，采取措施，进行处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯、煤尘爆炸事故的遇难者绝大多数是因( )死亡。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "液压牵引采煤机液压系统中使用的N100抗磨液压油，黏度指数应大于（ ）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "对采煤机处的瓦斯检查，应在采煤机前后20m内距煤壁( )、顶板200mm范围内检查。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "井下机电硐室必须装设向( )开的防火铁门。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机液压牵引速度的大小由（ ）来决定的。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "厚煤层分层开来，第一分层来完后的其他各分层开采时的瓦斯涌出量，比第一分层开来时的瓦斯涌出量( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤层越干燥，采掘工作面产生的煤尘量( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "( )是制定《安全生产法》的根本出发点和落脚点。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "利用矿井主要通风机的风压对掘进工作面通风的通风方式称为( )通风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机的电动机为矿用（ ）电器设备。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤工作面上隅角采用风筒导引瓦斯时，风筒内的瓦斯浓度应( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤矿职工因行使安全生产权利而影响工作时，有关单位不得扣发其工资或给予处分，由此造成的停工、停产损失，应由( )负责。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下每一水平到上水平和各个采区都必须至少有( )便于行人的安全出口，并与通达地面的安全出口相连通。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，在有瓦斯或有煤尘爆炸危险的采掘工作面，( )采用毫秒爆破。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "串联通风网络与并联通风网络相比，串联通风网络的通风阻力( )并联通风网络的通风阻力。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出危险工作面爆破后的等候时间不低于( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "井下使用的油料必须装入盖严的( )内。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井相对瓦斯涌出量大于10立方米/t，或绝对瓦斯涌出量大于40立方米／min，矿井瓦斯等级为( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "排放瓦斯时，排放回风流与全风压汇合处瓦斯浓度应( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "我国煤矿安全生产的方针是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在井下有出血伤员时，应( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "( )矿井，必须装备矿井安全监控系统","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "一般来说，如煤层顶底板条件相同，煤的变质程度越高，煤层瓦斯含量( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机液压油主要用于牵引部的（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿安全监察工作应当以( )为主。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "规定煤炭生产许可证制度的法律( ).","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯监测装置要优先选用( )电气设备。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《安全生产法》规定的从业人员在安全生产方面的义务包括从业人员在作业过程中应当严格遵守本单位的安全生产规章制度和操作规程、服从管理正确佩戴和使用( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机在传动系统中设有机械过载保护装置，如在机械传动中安装安全销，通常安全销的剪切强度为电动机额定转矩的（ ）倍。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "带油的电气设备( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "行政处分只能对( )做出处分决定。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业必须建立健全各级领导安全生产责任制，职能机构安全生产责任制、( )安全生产责任制。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机在地面试运行一般不少于（ ）的整机运行。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "已设置密闭的盲巷，在密闭外这一段巷道内必须( )检查1次瓦斯。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "开采煤与瓦斯突出的煤层时，采掘工作面必须采用( )通风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "邻近层瓦斯抽放，抽放率不小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面及其他地点，体积大于0.5立方米的空间内积聚瓦斯浓度达到( )时，附近20m内必须停止工作、撤出人员，切断电源，进行处理。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在井下进行焊接作业时，焊接作业地点至少应备有( )灭火器。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用负压通风(抽出式)的矿井，其瓦斯涌出量与其通风压力( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在地表大气中，( )所占比例为20.96%。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面上隅角瓦斯浓度( )时，必须停止工作。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《刑法》第134条对重大责任事故罪追究刑事责任最高可判( )年有期徒刑。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "( )在1个采煤工作面使用2台发爆器同时进行爆破作业。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "硫化氢气体的气味有（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液压支架的移步方式通常分为顺序移步和（ ）两种。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "热导式瓦斯测定器是用( )测定瓦斯浓度的便携仪表。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在煤矿生产中，当生产与安全发生矛盾时必须是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井气候条件是指空气( )三者综合作用的结果。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "风桥是矿井通风设施中的一种，其作用是( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤机滚筒转速越高，煤的块度就越（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下发现伤员突然停止呼吸时，应( ).","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层瓦斯中()占大部分。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面风流中的甲烷传感器应设置在回风巷距工作面煤壁不大于( )处。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "测定风量时，在同一断面的测风次数不应少于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "刨煤机采煤工作面，倾角在（ ）以上时，配套的刮板输送机必须装设防滑、锚固装置，防止刨煤机组作业时下滑。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "《矿山安全法》的制定目的是：为了保障矿山安全，防止矿山事故，保护（ ）的人身安全，促进采矿业的发展。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤工作面掘进中的煤巷和半煤岩巷，允许最低风速为( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井总风量应确保井下同时工作的最多人数每人每分钟供风量不少于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面进风流中，二氧化碳浓度( )时、必须进行处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机械化程度越高，产生的煤尘量( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《安全生产法》规定，末经（ ）合格的从业人员不得上岗作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤体内吸附状态的瓦斯在高温时转化为游离状态，这种现象称为( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "液压牵引采煤机在工作中当发现时牵引、时不牵引时，主要故障原因是（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿安全生产是指在煤矿生产活动过程中( )不受到危害物( )不受到损失。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "某矿井下发生受伤事故，有伤员骨折，作为救护抢险人员到现场抢救时，应该怎样处理？( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综采工作面运输平巷的巷道净宽一般应在（ ）以上。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "能有效隔断风流的一组通风设施是( ).","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面应实行独立通风。布置独立通风有困难时，在制定措施后、可采用串联通风，但串联通风的次数不得超过( )次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用压入式供风的掘进工作面，全风压供给该处的风量必须( )局部通风机的吸人风量。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，煤矿井下( )裸露爆破。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全监察条例》的执法主体是（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电动机外壳温度不超过（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《煤炭法》的规定，对违法开采的行为、构成犯罪的、由司法机关依法追究有关人员的( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤(岩)与瓦斯突出矿井的采煤工作面，甲烷传感器报警浓度、断电浓度、复电浓度分别为( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在煤矿生产中,当生产与安全发生矛盾时必须是（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯爆炸所需的引火温度与含有瓦斯的混合气体压力( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "两掘进面贯通时，只有在两个工作面及其回风流中的瓦斯浓度( )时，掘进工作面方可装药爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在井下对滚筒采煤机的维修、保养应实行（ ），这是一项强制检修的措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "规定采矿许可证制度的法律是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用串联通风的被串采煤工作面进风巷必须安设甲烷传感器，其断电范围是( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "无封泥、封泥不实或封泥不足的炮眼( )爆破。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "导致瓦斯爆炸事故的主要原因在于( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在井下维修牵引部时，必须由（ ）批准，方可打开牵引部盖。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "井下焊接作业地点的风流中，瓦斯浓度不得超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机上的控制按钮必须设在靠（ ）一侧，并加保护罩。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《安全生产法》规定、生产经营单位应当向从业人员如实告知作业场所和工作岗位存在的（ ）,防范措施以及事故应急措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一般来说，煤层埋藏越深、煤层瓦斯量( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在有煤与瓦斯突出危险的矿井中进行焊接作业时，必须( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用光学瓦斯测定器检测瓦斯时，如果空气中含有硫化氢，将使瓦斯测定结果( )。检测瓦斯时，如果空气中含有硫化氢，将使瓦斯测定结果( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "含有瓦斯的空气中，若混入惰性气体，其瓦斯爆炸浓度的界限、范围( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "就密度而言，瓦斯与空气相比( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "压入式局部通风机和启动装置必须安装在( )巷道中。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机滚筒螺旋叶叶片升角过小，会造成煤重复破碎，是能量消耗（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在瓦斯矿井的同一采煤工作面，采煤机械化程度越高，工作面瓦斯涌出量( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "压入式局部通风机及其启动装置必须安装在进风巷道中，距掘进巷道回风口不得小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "刨煤机采煤工作面，必须至少每隔（ ）装设能够随时停止刨头和刮板输送机的装置，或装设想刨煤机司机发送信号的装置。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "发出的矿灯，应能最低连续正常使用（ ）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "爆破过程中的瓦斯检查由( )检查。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "任何人发现井下火灾时，应视火灾性质、灾区通风和瓦斯情况，（ ）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "坚持“管理、( )、培训并重“是我国煤矿安全生产工作的基本原则。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对采煤机冷却喷雾系统，要求每（ ）检查1次谁过滤器，必要时清洗并清除堵塞物。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机截割部滚筒齿座损坏或短缺的数量不超过（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面风流速度最低不得低余( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "天然充水水源不包括（ ）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "下列（ ）是矿井人为充水通道","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当矿井采空区与强含水层水或其他水体有联系时，应当（ ）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "设有回风大巷的水平为（ ）水平。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井主排水系统工作水泵的能力，应当能在20h内排出矿井（ ）的正常涌水量(包括充填水及其他用水)。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机在割煤过程中要割直、割平，并严格控制（ ），防止出现工作面弯曲和台阶式的顶板和底板。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤机截割部是采煤机的（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机滚筒转速越高，产生的煤粉量增大，单位能耗（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "转载机应避免高负荷运转，一般情况下不应（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "引爆火源的温度越高，煤尘爆炸的初始强度( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，机电硐室深度不超过6m，入口宽度不小于1.5m且无瓦斯涌出，( )采用扩散通风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在同一采煤工作面，落煤工序比其他工序瓦斯涌出量( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "（ ）主要分布于疏松未胶结或半胶结的新生代地层中。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机的滚筒螺旋叶片升角的大小直接影响装煤的效果，螺旋叶片的升角在（ ）范围内装煤效果好。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产经营单位应当向从业人员如实告知作业场所和工作岗位存在的（ ）、防范措施以及事故应急措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "中煤层的厚度为（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "根据《煤炭法》的规定，对违法开采的行为、构成犯罪的、由司法机关依法追究有关人员的（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "齿轮正确啮合的条件是，两齿轮的模数和压力角必须分别（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层内夹有的薄层岩层为（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采区上山至少有（ ）条。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下防水闸门必须灵活可靠，并保证每年进行（ ）次关闭试验。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "按规定，滚筒采煤机截齿缺少或截齿无合金的数量不超过总截齿数目的（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机截割机构在正常工作时，大约消耗在整机功率的（ ）以上。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "安全生产责任制重在（ ）上下真功夫。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "未经（ ）合格的从业人员，不得上岗作。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对于发现的事故预兆和险情，不采取事故防止措施，又不及时报告，应追究（ ）的责任。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "现场作业人员在钻进时，发现钻孔中意外出水，要（ ），并立即向矿调度室汇报。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面刮板输送机必须安设能发出停止和启动信号的装置，发出信号点的间距不得超过（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "厚煤层的厚度为（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿安全监察工作应当以（ ）为主。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "薄煤层采煤机滚筒直径应为煤层的最小厚度减去（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面、掘进中的煤巷和半煤岩巷，允许最低风速为（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机的中修一般在使用（ ）以上或采煤（ ）以上时进行。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机上必须装有能停止工作面刮板输送机运行的（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在倾角较大的煤层上开采时，使用（ ）是防止采煤机下滑最有效的措施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机班检由当班司机负责进行，检查时间不少于（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤机电动机为偏心出轴，一般可绕纵轴反转（ ）使用。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "封闭型断层，由于两盘相互挤压，其本身的透气性差，割断了煤层与地表的联系从而使煤层瓦斯含量较高，瓦斯压力增加则其瓦斯涌出量（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "薄煤层采区内的上、下山和平巷的净高不得低于（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开放型断层两盘是分离运动的，断层为煤层瓦斯排放提供了通道。在这类断层附近，通常煤层的瓦斯含量减少，其涌出量则（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "每班开始工作前，应脱开滚筒和牵引链轮，在停止供水的情况下空运转（ ），使油温升至40℃左右再正常开机。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "上盘相对下降，下盘相对上升是（ ）断层。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下建有风门的巷道中，风门不得少于（ ）道，且必须能自动关闭，严禁同时敞开。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "坚持“管理、（ ）、培训并重”是我国煤矿安全生产工作的基本原则。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井必须安装2套同等能力的主要通风机装置，其中1套作备用，备用通风机必须能在（ ）内开动。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "老空水量以（ ）为主。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "特种作业人员必须经专门的安全技术培训并考核合格，取得（ ）后，方可上岗作业。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "矿#充水水源和充水通道的综合作用称为矿井的（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液力耦合器使电动机具有（ ）保护装置。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "单滚筒采煤机主要适用于煤层厚度为（ ），工作面长度为100-200m的普采工作面或急倾斜煤层的开采。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤与瓦斯突出矿井应建设采区避难硐室。突出煤层的掘进巷道长度及采煤工作面推进长度超过500m时，应在距离工作面（ ）范围内，建设临时避难铜室或设置可移动式救生舱。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "凡长度超过（ ）而又不通风或通风不良的独头巷道，统称为盲巷。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《劳动合同法》规定，劳动合同期限3个月以上不满1年的，试用期不得超过（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "要求采煤机滚筒的装煤能力（ ）落煤能力。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机的日检由维修班长负责，有关维修工和司机参加，检查处理时间不少于（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "液压支架移架时，被移架下方和被移架上、下（ ）范围内机道上，不得有人作业或逗留。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面的局部通风机实行的“三专供电”，是指专用线路、专用开关和（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据对开采技术的影响，按煤层倾角的大小将煤层分为（ ）类。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤矿应当建立健全领导（ ）下井制度并严格考核。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当生产与安全发生矛盾在煤矿生产中，时必须坚持（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机完好标准规定，牵引部导链装置齐全，磨损不大于（ ）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "在煤矿采、掘、运机械中用的最多的密封是（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿作业场所从业人员每天连续接触噪声时间达到或者超过8h的，噪声声级限值为（ ）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在处理被卡的刮板链时要停电闭锁，并挂（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机常用的斜切进刀方式有端部斜切进刀和（ ）两种。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对水压高、富水性强的底板岩溶水，其上策是采用（ ）技术防治","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机截割部滚筒（ ）变速。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对采煤机工作油液，要求每月用（ ）的方法检查油质。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井主排水系统备用水泵的能力应当不小于工作水泵能力的（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "滚筒采煤机在分层假顶工作面使用中，在金属网下割煤时，采煤机滚筒不应靠近顶板截割，以免划破顶网，一般要求留（ ）左右厚度的顶煤。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "刮板输送机机头、机尾必须打（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "（ ）是制定《安全生产法》的根本出发点和落脚点。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "对倾角大、煤质硬的煤层，采煤机应采用单项割煤，即沿工作面（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "空气、一氧化碳混合气体中的一氧化碳浓度达到（ ）时，具有爆炸性。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "用人单位应当保证劳动者每周至少休息（ ）日。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面回风巷风流中，瓦斯浓度报警值为（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面遇有坚硬夹矸或黄铁矿结核时，应采取（ ）措施处理，严禁采用采煤机强行截割。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿进行带水压开采时，底板受构造破坏块段突水系数一般不大于（ ），正常块段不大于0.1MPa/m。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "钻机标定的（ ）是钻机能力的主要参数。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "地下水按埋藏条件分类，可分为包气带水(上层滞水)、潜水和（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在处理转载机机头故障时，一定要停止并（ ）搭接的带式输送机。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对采煤机工作油液，要求每周用（ ）的方法检查油质。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "我国煤矿安全生产的方针是（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在采煤机上安设机载甲烷断电仪，当其附近瓦斯浓度达到1%时报警，达到（ ）时必须停止作业，切断采煤机电源，撤出人员。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "为了人员安全，滚筒采煤机在电动机与滚筒之间的传动系统中设有（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "设有井底车场即主要运输大巷的水平为（ ）水平。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机滚筒转速的改变一般通过（ ）来实现。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井筒淋水超过（ ）时，应当进行壁后注浆处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "润滑最主要的作业是（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "老窖水为多年积水，水循环条件差，水中含有大量硫化氢气体，并多为（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "我国煤矿安全生产的方针是“安全第（ ），综合治理”。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿职工因行使安全生产权利而影响工作时，有关单位不得扣发其工资和给予处分，由此造成的停工、停产损失，应由（ ）负责。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "滚筒采煤机使用抗磨液压油，当机械杂质超过（ ）时，应进行更换。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "空气中的氧气浓度低于（ ）时，瓦斯与空气混合气体失去爆炸性。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面风流中二氧化碳浓度达到（ ）时，必须停止工作，撤除人员，查明原因，制定推论，进行处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业必须建立健全各级领导安全生产责任制，（ ）安全生产责任制，岗位人员安全生产责任制。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "断层走向和煤（ ）层走向平行的为（ ）断层。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "石门属于（ ）巷道。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在煤层开采过程中，顶板破坏一般分为三带，其中不导水带为（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "液压牵引采煤机中牵引部液压系统的高压保护是由（ ）实现的。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，当工作面倾角在（ ）以上时，滚筒式采煤机必须由可靠的防滑装置。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一般采煤机滚筒转速定在30-50r/min，相应的截割速度为（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用链牵引采煤机，在开机前必须先喊话或发出（ ），防止牵引链跳动伤人。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《刑法》第134条对重大责任事故罪追究刑事责任最高可判（ ）有期徒刑。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "赋存于可溶性岩层的溶蚀裂隙和洞穴中的地下水称为（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下从业人员要确保自己不“三违”，发现别人有“三违”现象则（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "注浆前，必须对注浆泵和输送管路系统进行耐压试验，满足（ ）无异常情况后，方可使用。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "我国通常用煤的坚固系数∮（ ）来表征煤破碎的难易程度。当∮=1.5-3.0时的煤为（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "滚筒轴承的允许最高升温是（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业应对从业人员进行上岗前、在岗期间的职业危害防治知识培训，上岗前培训时间不少于（ ）学时，在岗期间培训时间每年不少于2学时。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产经营单位（ ）与从业人员订立协议，免除或者减轻其对从业人员因生产安全事故伤亡依法应承担的责任。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "耙装作业开始前，甲烷断电仪的传感器，必须挂在耙斗（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机滚筒螺旋叶片磨损量不超过内喷雾的螺纹，无内喷雾的螺旋叶片磨损量不超过原厚的（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "任何单位和个人有权举报煤矿重大安全生产隐患和行为，经调查属实的，应给予最先举报人1000元至（ ）的奖励。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机在更换截齿和滚筒上下（ ）以内有人工作时，必须切断电源，并打开隔离器等措施。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "从业人员（ ）违章指挥、强令冒险作业。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "下面不属于矿井“一通三防”管理制度的是（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "链牵引采煤机的牵引链若伸长量不大于设计长度的（ ），可继续使用，否则必须更换。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "机械设备传动部位应按规定设置保护罩或保护（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "薄煤层的厚度为（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "上盘相对上升，下盘相对下降是（ ）断层。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井第一次采用放顶煤开采，或在煤层（ ）赋存条件变化较大的区域采用放顶煤开采时，必须根据（ ）编制开采设计。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "触电致人死亡的决定因素是（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "硫化氢气体的气味为（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《劳动法》规定，国家对女职工和（ ）实行特殊劳动保护。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "有链牵引采煤机在倾斜（ ）以上的工作面使用时，应配用液压安全绞车。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "雨季“三防“不包括（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "背斜构造的轴心上部通常比相同深度的两翼瓦斯含量（ ），特别是当背斜上部的岩层透气性差或含水充分时，往往积聚高压的瓦斯，形成“气顶”。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤机开机检查工作结束后，发出信号通知运输系统（ ）按顺序逐台启动输送机。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机截割部减速箱（ ）承受较大的冲击动载荷，结构紧凑。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在采区回风巷、采掘工作面回风巷风流中瓦斯浓度超过（ ）或二氧化碳浓度超过1.5%时，必须停止工作，撤出人员，采取施，进行处理。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿主要水泵房至少有2个安全出口其中1个出口用斜巷通到井筒，并高出泵房底板（ ）以上。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "单滚筒采煤机主要适用于煤层厚度为（ ）,工作面长度为100-200m的普采工作面或急倾斜煤层的开采。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井反风时，主要通风机的供给风量应不小于正常供风量的( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "新招入矿山的井下作业人员，接受安全教育培训的时间不得少于（ ）学时。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "离开特种作业岗位（ ）以上的特种作业人员，应当重新进行实际操作考试，经确认合格后方可上岗作业。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "液压支架移架时，被移支架下方和距被移支架上、下（ ）范围内机道上，不得有人作业或逗留。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下探放强含水层水时，开孔位置应选在（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "提升容器超过正常终端停止位置( )时，称为过卷。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "警告信号应为( )信号。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "深度指示器上设置的保护装置有( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《矿山安全法》的制定目的是:为了保障矿山安全，防止矿山事故，保护( )人身安全，促进采矿业的发展。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "液压盘式制动系统靠( )制动。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "滚筒采煤机使用的抗磨液压油，当机械杂质超过（ ）时，应进行更换。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "《安全生产法》规定，生产经营单位应当向从业人员如实告知作业场所和工作岗位存在的( )，防范措施以及事故应急预案。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "由于瓦斯具有( )的特性，所以可将瓦斯作为民用燃料。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "( )的作用是支撑和引导从提升机房出来的提升钢丝绳到井筒内。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对倾角大、煤质硬的煤层，采煤机应采用单向割煤，即沿工作面（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "多绳提升宜采用( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "上山探水时，应当采用双巷掘进，其中一条超前探水和汇水，另一条用来安全撤人。双巷之间每隔（ ）掘一联络巷，并设挡水墙。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤与瓦斯突出多发生在( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "对使用中的立井罐笼防坠器，应( )进行1次不脱钩试验。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒上应经常缠留( )绳，用以减轻固定处的张力。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "凡长度超过( )而又不通风或通风不良的独头巷道，统称为盲巷。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探放老空水时，探水钻孔应成组布设，厚煤层内各孔终孔的竖直面间距不大于（ ）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "轴承发出很尖的声音说明( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "一般采煤机滚筒转速定在30-50r/min,相应的截割速度为（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进工作面的局部通风机因故停止运转后，在恢复通风前，必须首先检查（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探水钻孔除兼作堵水或者疏水用的钻孔外，终孔孔径一般不得大于（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "石门揭露顶板含水层前，应布置（ ）钻孔进行超前探水。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "同一绞车的盘形制动器所有闸瓦，其最高放开压力与最低放开压力之差不应超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面采用的压入式局部通风机和启动装置，必须安装在进风巷道中，距掘进巷道回风口不得小于（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "立井用罐笼升降人员的加速度和减速度，都不得超过( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "斜井升降人员时的加速度和减速度都不得超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "专用排放瓦斯巷回风流的瓦斯浓度不得超过（ ），当达到该值应发出报警信号。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿职工举报煤矿重大安全生产隐患和行为经调查属实的应给于最先举报人1000元至( )的奖励。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开车信号应设有( )保留信号。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在导致事故发生的各种因素中，( )占主要地位。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采区上山至少应有（ ）条。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在含爆炸性煤尘的空气中，氧气浓度低于( )时，煤尘不能爆炸。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "对因瓦斯浓度超过规定被切断电源的电气设备，必须在瓦斯浓度降到（ ）以下时方可通电开动。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "刨煤机采煤工作面，必须至少每隔（ ）装设能随时停止刨头和刮板输送机的装置，或装设向刨煤机司机发送信号的装置。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "专为升降物料用的钢丝绳，在1个捻距内断丝断面积与钢丝总断面积之比达到( )时，必须更换。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在工作面如果闻到臭鸡蛋气味，基本可以大致判定前方有（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤与瓦斯突出灾害多发生在（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "硫化氢气体的气味有( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《刑法》第l34条对重大责任事故罪追究刑事责任最高可判（ ）年有期徒刑。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "探放老空积水最小超前距一般不得少于（ ）","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿井下构筑永久性密闭墙体厚度不小于( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井第一次采用放顶煤开采，或在煤层(瓦斯)赋存条件变化较大的区域采用放顶煤开采时，必须根据（ ）编制开采设计。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "单绳缠绕式提升装置升降人员和物料时安全系数的最低值为( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "显示提升速度的电压表，在等速阶段的读数范围是( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下立井提升装置滚筒上缠绕部分的直径与钢丝绳中最粗钢丝的直径之比不小于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《矿山安全法》的制定目的是：为了保障矿山安全，防止矿山事故，保护（ ）人身安全，促进采矿业的发展。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在交接班升降人员的时间内，必须( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液压牵引米煤机在工作中当发现时牵引、时不牵引时，主要故障原因是（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿山企业主管人员违章指挥、强令工人冒险作业、因而发生重大伤亡事故的;对矿山事故隐患不及时采取措施,因而发生重大伤亡事故的,依照刑法规定追究( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "检修人员站在罐笼或箕斗顶上工作时，提升容器的速度最大不得超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "每个生产矿井必须至少有（ ）个能行人的通达地面的安全出口，各个出口间的距离不得小于30m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在煤矿采、掘、运机械中用得最多的密封是（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "主提升机操作工每班需认真填写的五项记录为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下临时停工的作业地点（ ）停风。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "液压传动是以液体为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "提升机房发生电火灾时，应首先( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "过滤式自救器的主要作用是过滤( )气体。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层内，原则上禁止探放水压高于（ ）的充水断层水、含水层水及陷落柱水。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一般情况下，煤尘的（ ）越高，越容易爆炸。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在标准大气状态下，瓦斯爆炸的瓦斯浓度范围为( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面风流中二氧化碳浓度达到（ ）时，必须停止工作，撤出人员，查明原因，制定推论，进行处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "设有井底车场及主要运输大巷的水平为（ ）水平。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道接近有积水的老空区时，从（ ）开始向前方打钻探水。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "斜轴泵的正常工作温度为，最高温升不得超过（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿山企业必须建立健全安全生产责任制，（ ）对本企业的安全生产工作负责。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在爆破地点附近20m以内风流中瓦斯浓度达到（ ）时，严禁爆破。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿职工因行使安全生产权利而影响工作时，有关单位和个人不得扣发其工资或给予处分，由此造成的停工、停产损失，应由( )负责。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "当钻孔水位高于孔口标高时，水位观测可采用（ ）观测。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "滚动轴承的允许最高温升是（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层顶板按照其与煤层的距离自近至远可分为（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "特种怍业人员必须取得( )才允许上岗作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "每个生产矿井必须至少有( )以上能行人的安全出口通往地面。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "提升绞车的常用闸和保险闸制动时，所产生的力矩和实际提升最大静荷重旋转力矩之比K值不得小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "主要提升装置必须配有( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当发现有人触电时，首先要( )电源或用绝缘材料将带电体与触电者分离开。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在煤矿生产中，当生产与安全发生矛盾时必须是（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用有链牵引采煤机，在开机前，必须先喊话或发出（ ），防止因牵引链跳动伤人。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高压电源电压的允许波动范围为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在采煤机上应安设机载式甲烷断电仪，当其附近瓦斯浓度达到1%时报警，达到（ ）时必须停止作业，切断采煤机的电源，撤出人员。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "耙装作业开始前，甲烷断电仪的传感器，必须悬挂在耙斗（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机的中修一般在使用（ ）以上或者采煤（ ）以上时进行。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "探放老空积水止水套管长度不得小于（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "储能液压驱动闸瓦式制动器的空动时间不得超过( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "在规定的接班主提升机操作工( )时，交班主提升机操作工不得擅自离岗。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "灭火时，灭火人员应站在（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机在更换截齿和滚筒上下（ ）以内有人工作时，必须护帮护顶切断电源，并打开离合器等措施。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "提升机设置的托罐装置，必须能够将撞击防撞梁后再下落的空容器或配种托住，并保证其下落的距离不超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "专为升降人员用钢丝绳的安全系数小于( )时，必须更换。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "关于矿灯的使用，正确的是（ ）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "《煤矿安全规程》规定，当工作面倾角在（ ）以上时，滚筒式采煤机必须有可靠的防滑装置。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "齿轮式联轴器齿厚的磨损量不应超过原齿厚的( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防坠器的空行程时间，一般不超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当巷道中出现异常气味:如煤油味松香味和煤焦油味，表明风流上方有（ ）隐患。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "断层走向和煤(岩)层走向平行的为（ ）断层。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤机截割机构在正常工作时，大约消耗整机功率的（ ）以上。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "发生水害事故后，被水围困人员不能（ ）","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "《安全生产法》规定、生产经营单位应当向从业人员如实告知作业场所和工作岗位存在的（ ），防范措施以及事故应急措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当透水发生后人员撤离路线受阻时，如果出现冒顶和涌水堵塞去路，应（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "箕斗进入卸载曲轨时的速度，一般限制在( )以下。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "润滑的最主要的作用是（ ）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在下列说法中，正确的是（ ）。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "我国通常用煤的坚固性系数∮(又称普氏系数)来表征煤破碎的难易程度。当时的煤为（ ）。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "压缩空气驱动闸瓦式制动器的空动时间不得超过( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤机电动机为偏心出轴，一般可绕纵轴翻转（ ）使用。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发生局部冒顶，水量突增并出现流沙一般是（ ）突水预兆。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "滚筒采煤机在分层假顶工作面使用中，在金属网下割煤时，采煤机滚筒不应靠近顶板截割，以免割破顶网，一般要求留（ ）左右厚度的顶煤。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "水压较高、区域大型断层的水害防治一般采用（ ）的方法。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "组合钢罐道任一侧的磨损量超过原有厚度的( )时，必须更换。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采煤机滚筒螺旋叶片升角过小，会造成煤重复破碎，使能量消耗（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下使用的汽油、煤油和变压器油必须装入（ ）内。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "提升机运行时因故障停机，再次启动时，如果忘记了运行方向，应( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《安全生产法》规定，未经( )合格的从业人员不得上岗作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下供电的“三大保护”通常是指过流、漏电、（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立井提升容器的过卷高度和过放距离与( )有关。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机的电动机为矿用（ ）电气设备。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿安全生产是指在煤矿生产活动过程中（ ）不受到危害，物（ ）不受到损失。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "防坠器制动绳(包括缓冲绳)至少( )检查1次。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "转载机应避免空负荷运转，一般情况下不应（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井主要通风机停止运转时，因通风机停风受到影响的地点，必须（ ），工作人员先撤到进风巷道中。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "对采煤机冷却喷雾系统，要求每（ ）检查1次水过滤器，必要时清洗并清除堵塞物。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒米煤机在地面试运行一般不少于（ ）的整机运行。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对使用中的斜井人车防坠器，应( )进行1次手动落闸试验。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面遇有坚硬夹矸或黄铁矿结核时，应采取（ ）措施处理，严禁用采煤机强行截割。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机滚筒转速越高，产生的煤粉量增大,单位能耗（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面的进风流中，二氧化碳浓度不得超过（ ）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业没有给职工发放煤矿职工安全手册、且逾期未政正的、处( )以下的罚款。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井口房和通风机房附近（ ）内，不得有烟火或用火炉取暖。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "规定煤炭生产许可证制度的法律是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "每一-移动式和手持式电气设备至局部接地极之间保护接地用的电缆芯线和接地连接导线的电阻值，不得超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "高压电缆泄漏和耐压试验，每年进行( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "提升钢丝绳的绳股，对于外层钢丝较粗的称为( )，用“X”表示。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，正常涌水量在每小时1000立方米时，井下主要水仓的有效容量应能容纳( )的正常涌水量。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采区回风巷和采掘工作面回风巷风流中，瓦斯浓度最大允许值为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "密封圈内径与电缆外径差应小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "利用仰卧压胸人工呼吸法抢救伤员时，要求每分钟压胸的次数是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "高低压电力电缆敷设在巷道同一侧时，高低压电缆之间的距离应大于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "当人体通过( )以上交流电流时，就有触电感觉。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "“一坡三挡”中的上部挡车栏设在变坡点下方( )处。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "天轮到滚筒上的钢丝绳的最大内，外偏角都不得超过( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "灭火时，灭火人员应站在( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下电机车架空导线自轨面算起的悬挂高度，在行人巷道内、车场内以及人行道同运输巷道交叉的地方不小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "某煤矿生产副矿长赵某在采煤作业过程中擅自指挥工人开采保安煤柱，造成冒顶及地表塌陷，死亡村民及工人计5人，工人伤2人。在该事故中，赵某应承担，伤者承担，死亡矿工应，死亡村民应。下面选项中依次正确的是( )1、民事责任2、刑事责任3、不追究责任4、获得民事赔偿5、行政责任6、追究重大责任事故罪","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在掘进工作面或其他地点发现有透水预兆时，必须( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下架线电机车常用的是电压等级为250V或550v的( )电源。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "缠绕式立井提升和斜井箕斗提升，宜采用( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用滚筒采煤机，工作面倾角在( )以上时，必须有可靠的防滑装置。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "某矿-供电线路中，电缆发生相间短路事故并引起着火。经检查分析，其熔断器、过电流继电器等保护失灵，是因短路( )产生的高温引起的着火事故。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "照明、信号、电话和手持式电气设备的供电额定电压不超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "不同型的电缆之间( )直接连接。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤与瓦斯突出矿井应建设采取避难硐室。突出煤层的掘进巷道长度及采煤工作面推进长度超过500m时，应在距离工作面( )范围内，建设临时避难硐室或设置可移动式救生舱。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "尘肺病中的矽肺病是由于长期吸入过量( )造成的。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "漏电继电器应每( ).上井进行检修。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "从触电危险程度来看，( )以上是危险电压。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下临时停工的地点，( )停风。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "对操作频繁的电气设备使用的绝缘油，应( )个月进行1次耐压试验。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用刨煤机采煤，工作面倾角在( )以上时，与之配套的刮板输送机必须装设防滑、锚固装置。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "电缆连接时，密封圈的宽度应不小于或等于电缆( )的0.7倍，但必须大于10mm。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井高压电网，必须采取措施限制单相接地电容电流不超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "利用封闭系统中的液体压力实现能量传递和转换的传动称为( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "熔断器( )接在被保护的电气电路中。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "各变(配)电所的入口或门口应悬挂( )字样的警示牌。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "戴上自救器，如果吸气时感到干燥且不舒服，( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "设置在水沟中的( )接地极应用面积不小于0.6平方米、厚度不小于3mm的钢板制成。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下隔爆电气设备( )对地绝缘电阻和相间绝缘电阻应不小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下使用的橡套电缆( )采用阻燃电缆。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出灾害多发生在( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "斜井提升升降人员的速度，不得超过( )，并不得超过人车设计的最大允许速度。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "斜井内铺设固定道床并采用大于或等于38kg/m钢轨时，速度不得超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "某矿主提升电动机启动后进人等速运行阶段时，转速低于额定转速，其转速低的原因是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "压盘式线嘴压紧电缆后的压扁量( )电缆直径的I0%。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿立井大都采用( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "多绳普通罐笼提升不设( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤尘爆炸的条件有4条，( )爆炸。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "斜井提升机的制动减速度必须( )容器上提时的自然减速度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电气设备的外壳与接地母线或局部接地极的连接，电缆连接装置两头的铠装、铅皮的连接，应采用截面不小于25平方毫米的( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在瓦斯防治工作中，矿井必须从采掘安全生产管理上采取措施，防止( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "设置在其他就近潮湿处的局部接地极可用长度不小于( )、直径不小于35mm的钢管制成。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "立井箕斗提升系统，主要用于提升( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用耙装机时，耙装作业开始前，甲烷断电仪的传感器，必须悬挂在耙斗作业段的( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "点接触式钢丝绳的特点是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电缆( )耐压试验，应为2倍额定电压加1KV,持续5min不被击穿为合格。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下搬迁、检修电气设备前，必须切断电源，检查瓦斯，在其巷道风流中瓦斯浓度低于( )时方可验电。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿特种作业人员必须经过( )，取得特种作为操作资格证书后方可上岗作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿用电化学式一氧化碳传感器应以10-6单位表示测量值，采用数字显示，分辨率应不低于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "连接主接地极的接地母线，应采用截面不小于50平方毫米的( )连接。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "转盖式或插盖式隔爆接合面的宽度小于( )、间隙大于0.5mm以上为失爆。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下两机车或两列车在同一轨道的同-方向行驶时，必须保持不少于( )的距离。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "等速阶段过速保护继电器的动作值是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "隔爆外壳裂纹、开焊、严重变形的长度超过( )，同时凹坑深度超过5mm为失爆。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "瓦斯爆炸的条件有3条，( )爆炸。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "( )应用耐腐蚀的钢板制成，其面积不得小于0.75平方米，厚度不得小于5mm。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下电网有故障的线路( )强行送电。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《安全生产法》规定，末经( )合格的从业人员不得上岗作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "深度指示器的主要作用是( )井筒中的行程及位置。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在进行倒闸操作时，应由( )填写操作票。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井口卸载煤仓必须设置( )保护。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采用综合机械化采煤，当采高超过( )或片帮严重时，液压支架必须有护帮板，防止片帮伤人。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "某矿采区供电系统发生( )故障，因其母线使用多台连接器连接，故检查故障时一般先从中间拆开1台连接器，使用2500V兆欧表分段检查故障的发生范围。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "( )由地面中性点直接接地的变压器或发电机直接向井下供电。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿斜井大都采用( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "检查电缆绝缘状态，对于1000V以下电缆用500V或( )兆欧表测量。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液压站的残压是指( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "罐笼一般提升( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高压电缆连接器至少( )检查1次绝缘情况。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "电源电压在1140V以上的插接装置，若( )电气联锁装置，可以定为失爆。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "带式输送机的输送带( )裂口不得超过带宽的5%。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电源电压低:1140V的插接装置，若缺少防止突然拔脱的联动装置，可以定为( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤电钻综合保护装置安装时，应可靠接地，辅助接地应在主接地( )以外。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "提升钢丝绳是用来( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "当橡套电缆与各种插销连接时，必须使插座连接在( )的一边。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面进风流中，氧气浓度不得低于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "电气间隙是指两个裸露导体之间的( )空间距离。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "立井中用罐笼升降人员时的最大速度不得超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "镀锌钢丝绳的特点有( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "某矿提升机深度指示器为机械牌坊式，在正常运行过程中突然出现传动轴连接销脱落而主提升机操作工并未发现，发生这样的事情可能导致的后果有( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "在煤矿井下( )使用矿灯的人员拆开、敲打、撞击矿灯。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "低压电网中的防爆接线盒，应由专人每( )进行1次性能检查。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于摩擦轮式提升绞车的防滑计算，钢丝绳与摩擦轮间摩擦系数的取值不得大于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "隔爆电气设备隔爆接合面的表面粗糙度不大于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下机电设备硐室内，各种( )之间应留出0.8m以上的距离。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "提升机运行中，监护人必须由( )担任。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "( )在井下拆开、敲打、撞击矿灯。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "停风区中瓦斯浓度或二氧化碳浓度超过( )时，必须制定安全排瓦斯措施，报矿技术负责人批准。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "盘形制动器安装时，闸瓦与制动盘的间隙为( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "通过人体电流不超过30mA的为( )电流。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在井下敷设电缆必须悬挂，在水平巷道或倾斜井巷内电缆悬挂点的间距( )3m。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电磁式过流继电器的灵敏度系数应( )1.5。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "普通型携带式电气测量仪表，必须在瓦斯浓度为( )以下的地点使用，并实时监测使用环境的瓦斯浓度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "每( )必须对漏电继电器进行1次跳闸试验。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤电钻综合保护装置安装时，接线前应对装置的绝缘再做1次测定，用500V兆欧表测:量高低压侧绝缘电阻，应不低于( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "刮板输送机与带式输送机搭接运输，搭接长度不小于500mm,机头、机尾高度差不大于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《刑法》第|34条对重大责任事故罪追究刑事责任最高可判( )年有期徒刑。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤炭自燃发火的条件有3条，( )自燃。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "倾斜井巷运输用的钢丝绳连接装置，在每次换钢丝绳时，必须用( )于其最大静荷重的拉力进行试验。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "防爆电器中密封圈材质用邵氏硬度为( )的橡胶制造，并按规定进行老化处理。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "年产6万t以下的矿井采用单回路供电时，( )备用电源。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "油料火灾不宜用( )灭火。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机必须安装内、外喷雾装置，截煤时必须喷雾降尘，内喷雾压力不得小于2MPa,外喷雾压力不得小于( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《安全生产法》规定、生产经营单位应当向从业人员如实告知作业场所和工作岗位存在的( ),防范措施以及事故应急措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面风量不足时，( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用涡街原理的矿用风速传感器测量范围为0.5~25m/s时，基本误差应不超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "斜井提升全速运行发生事故时应立即停车，停车地点与事故地点之间的距离上行时不得超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业应对从业人员进行上岗前、在岗期间的职业危害防治知识培训，上岗前培训时间不少于( )学时，在岗期间培训时间每年不少于2学时。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "罐笼防坠器工作时，为了防止二次抓捕，制动绳采用( )稳固。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "钢丝绳按捻法可分为( )钢丝绳。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层顶板可分为伪顶、直接顶和基本顶3种类型。在采煤过程中，( )是顶板管理的重要部位。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用综合机械化采煤，煤层倾角大于( )时，液压支架必须采取防倒、防滑措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "橡套电缆的接地芯线，除用做监测接地回路外，( )兼做他用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立井井筒中电缆的外部和悬挂情况检查，每( )应由专责电工检查1次。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "斜井用箕斗升降物料时的速度不得超过( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "过电流是指流过电气设备和电缆的电流( )额定值。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "每一-矿井的井下供电专职人员，应与生产单位的维修人员一起每( )对正常生产采区电缆的负荷情况进行1次检查。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "黄某与张某合资开办煤矿。在安全整顿中，因该矿不能保证生产安全，当即责令其停止生产，进行整顿。但两位矿主和矿长王某拒不进行整顿，仍强令矿工进行煤炭生产。当年9月25日，该煤矿发生瓦斯爆炸事故，造成2人死亡.5人重伤。经查，爆炸是因为矿工李某违章吸烟造成的，李某当场死亡;爆炸时的当班瓦斯检查工刘某没有履行瓦斯检查职责，且未取得操作资格证。在该事故中，李某应承担刘某应承担，矿主和王某应承，伤亡者应，下面选项中依次正确的是( )。1、民事责任2、刑事责任3、行政责任4、不追究责任5、追究重大责任事故罪6、获民事赔偿","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "带式输送机在松闸状态下，闸瓦间隙不大于( );制动时闸瓦与闸轮紧密接触，有效接触面积不得小于60%，制动可靠。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对煤电钻综合保护装置，( )使用前必须进行1次跳闸试验。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "某矿使用的橡套电缆发生龟裂，经检测判断，主要原因是由于长期( )运行，电缆温度过高，造成绝缘老化，芯线绝缘与芯线黏连所致。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全监测工必须携带( )或便携式光学甲烷检测仪。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "带油的电气设备溢油或漏油时，( )处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "低压配电点或装有( )以上电气设备的地点，应装设局部接地极。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "防爆电气设备的防爆标志为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下探放水应坚持( )的方针。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "检查电缆绝缘状态，对于1000V以.上电缆用( )兆欧表测量。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "井下两巷道贯通时，在两工作面相距( )前，地测部门必须事先下达通知书，编制专门爆破说明书，并只准从一个工作面向另一个工作面贯通。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "每( )必须对漏电继电器进行1次详细的检查和修理。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿用温度传感器在电压为( )DC的条件下应能正常工作。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下供电系统的“三大保护”是指( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用综合机械化采煤，煤层倾角大于( )时，必须有防止煤(矸)窜出刮板输送机伤人的措施。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井必须安装2套同等能力的主要通风机装置，其中一套作备用，备用通风机必须能在( )内开动。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面及其他巷道内，体积大于0.5m3的空间内积聚的瓦斯浓度达到( )时，附近20m内必须停止工作，撤出人员，切断电源，进行处理。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "大断面岩巷掘进时，若采用凿岩台车和高效率凿岩机，可采用( )的大直径药卷进行爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "模拟量输出传输处理误差应不大于( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "电网停电后，监测备用电源不能保证设备连续工作( )时应及时更换。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "每个生产矿井必须至少有( )个能行的通达地面的安全出口，各个出口间的距离不得小于30m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在爆炸性煤尘与空气的混合物中，氧气浓度低于( )时，煤尘不会发生爆炸。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "井下两机车或两列车在同一轨道的同一方向行驶时，必须保持不少于( )的距离。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井安全监控系统温度传感器应垂直悬挂，距顶板（顶梁）不得大于( )，距巷壁不得小于( )，并应安装维护方便，不影响人和行车。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "爆破工必须作为( )人员固定在每个爆破作业地点，认真履行自已的职责，确保爆破上作安全顺利地进行。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "由于( )，一氧化碳传感器应布置在巷道的上方。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《煤矿安全规程》规定，正常涌水量在每小时1000立方米时，井下主要水仓的有效容量应能容纳( )的正常涌水量。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿安全生产是指在煤矿生产活动过程中( )不受到危险，物(财产)不受到损失。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "停风区中瓦斯浓度或二氧化碳浓度超过( )时，必须制定安全排瓦斯措施，报矿技术负责人批准。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "装配引药时，电雷管必须由药卷的( )装入。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面及其他作业地点风流中瓦斯浓度达到1、5%，( )停止工作，切断电源，撤出人员，进行处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在倾斜井巷中使用有接头的钢丝绳时，其插接长度不得小于钢丝绳直径的( )倍。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "凡长度超过( )而又不通风或通风不良的独头巷道，统称为盲巷。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在瓦斯防治工作中，矿井必须从采掘安全生产管理上采取措施，防止( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "下面不属于矿井“一通三防“管理制度的是( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "异地控制时间应不大于( )倍的系统最大巡检周期。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿作业场所从业人员每天连续接触噪声时间达到或者超过8h的，噪声声级限值为( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《安全生产法》规定，末经( )合格的从业人员不得上岗作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "离开特种作业岗位( )以上的特种作业人员，应当重新进行实际操作考试，经确认合格后方可上岗作业。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "接地网上任一保护接地点的接地电阻值不得超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当溜煤眼和煤仓堵塞时，可用( )进行爆破处理。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "利用瓦斯时，应在储气罐输出管道路中安设高浓度瓦斯、流量、差压、温度传感器，当输出管路中的瓦斯浓度低于( )时，发出声、光报警信号。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全监控设备发生故障时，必须及时处理，在故障期间必须有( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "电动机断相是指三相交流电动机的( )绕组断线。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "我国煤矿安全生产的方针是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "背斜构造的轴心上部通常比相同深度的两翼瓦斯含量( )，特别是当背斜上部的岩层透气性差或含水充分时，往往积聚高压的瓦斯，形成“气顶“。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "监控系统井下电源波动适应范围是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《劳动合同法》规定，劳动合同期限3个月以上不满1年的，试用期不得超过( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "如果必须在井下主要硐室、主要进风井巷和井口房内进行电焊、气焊和喷灯焊接等工作，作业完毕后，工作地点应再次用水喷洒，并应有专人在工作地点检查( )，发现异状，立即处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "空气、一氧化碳混合气体中的一氧化碳浓度达到( )时，具有爆炸性。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下使用的汽油、煤油和变压器油必须装入( )内。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《安全生产法》规定、生产经营单位应当向从业人员如实告知作业场所和工作岗位存在的( ),防范措施以及事故应急措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当地面中心站出故障时，系统必须保证( )实现甲烷断电仪和甲烷风电闭锁装置的全部功能。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "目前常用的斜眼掏槽方式中，( )方式使用范围最广，并适用于各类岩石及中等以上断面。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "传感器及执行机构至分站之间最大传输距离应不小于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "坚持“管理、( )、素质、系统并重”是我国煤矿安全生产工作的基本原则。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面一个炮眼内不得装两个起爆药卷的主要原因是( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "由爆炸材料库直接向工作地点用人力运送爆炸材料时，电雷管必须由爆破工亲自运送，炸药由爆破工或在爆破工监护下由熟悉( )有关规定的人员运送。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "新招入矿山的井下作业人员，接受安全教育培训的时间不得少于( )学时。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "模拟量输入传输处理误差应不大于( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "浓度甲烷传感器经大于( )的甲烷冲击后，应及时进行调校或更换。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "封闭型断层，由于两盘相互挤压，其本身的透气性差，割断了煤层与地表的联系，从而使煤层瓦斯含量较高，瓦斯压力增加，则其瓦斯涌出量( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "人力推车时，同向推车的间距，在轨道坡度小于等于5%。时，不得小于10m;坡度大于5%。时，不得小于( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "监控中心应每( )个月对数据进行备份。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "采掘工作面的进风流中，氧气浓度不得低于( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "接入矿井安全监控系统的各类传感器应符合AQ6201-2006的规定，稳定性应不小于( )天。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在清洁空气环境中，煤矿用粉尘浓度传感器的显示值或输出信号值( )应不超过( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤矿应当建立健全领导( )下井制度，并严格考核。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井安全监控系统平均无故障工作时间应不小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井安全监控系统最大巡检周期应不大于( )，并应满足监控要求。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "矿井安全监控系统对下列参数的测量中，( )属于开关量。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井安全监控信号，直流模拟量优先选用的是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "系统调出整幅画面( )的响应时间不大于2s。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "《劳动法》规定，国家对女职工和( )实行特殊劳动保护。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用涡街原理的矿用风速传感器测量范围为0.4~15m/s或( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "分站至主站、分站至分站之间的最大传输距离应不小于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "风速传感器应设置在巷道前后( )以内无分支风流、无拐弯、无障碍、断面无变化，能准确计算测风断面的地点。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井主要通风机停止运转时，因通风机停风受到影响的地点，必须( )，工作人员先撤到风巷道中。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿山企业必须建立健全安全生产责任制，( )对本企业的安全生产工作负责。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控系统工作主机发生故障时，备份主机应在( )内投入工作。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对发现事故预兆和险情、不采取防止事故的措施，又不及时报告,应追究( )的责任。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "坚持“管理、( )、培训、文化并重“是我国煤矿安全生产工作的基本原则。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "系统累计量输入传输处理误差应不大于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "监测仪器在井下连续运行( )个月，必须升井检修。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯的引火温度一般认为是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面的局部通风机因故停止运转后，在恢复通风前，必须首先检查( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面回风巷风流中，瓦斯浓度报警值为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "甲烷超限断电及甲烷风电闭锁的控制执行时间应不大于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井安全监控系统对下列参数的测量中，( )属于模拟量。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿职工因行使安全生产权利而影响工作时，有关单位不得扣发其工资和给予处分，由此造成的停工、停产损失，应由( )负责","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井安全监控信号，频率模拟量优先选用的是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产矿井采掘工作面的空气温度超过30℃、机电设备硐室的空气温度超过34℃时，必须( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "量程为0~100x10-6CO的煤矿用电化学式一氧化碳传感器，一氧化碳浓度恒定时，传感器显示值或输出信号值（换算为一氧化碳浓度值）变化量不超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当巷道中出现异常气味，如煤油味、松香味和煤焦油味，表明风流上方有( )隐患。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在采区回风巷、采掘工作面回风巷风流中瓦斯浓度超过( )或二氧化碳浓度超过1.5％时，必须停作，撤出人员，采取措施，进行处理。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井安全监控系统重要测点的实时监测值存盘记录应保存( )天以上。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在爆破地点附近20m以内风流中瓦斯浓度达到( )时，严禁爆破。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "开放型断层两盘是分离运动的，断层为煤层瓦斯排放提供了通道。在这类断层附近，通常煤层的瓦斯含量减少，其涌出的量则( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下分站应设置便于人员观察、调试、检验及支护良好、( )、无杂物，无进风巷。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "光面爆破时，周边光爆眼应用炮泥封实，且封泥长度不得小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井安全监控系统调出整幅实时数据画面的响应时间应不少于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面的进风流中，二氧化碳浓度不得超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一般情况下，导致生产事故发生的各种因素中，( )占主要地位。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "空气中的氧气浓度低于( )时，瓦斯与空气混合气体失去爆炸性。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业必须建立健全各级领导安全生产责任制，( )安全生产责任制，岗位人员安全生产责任制。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "分站至传输接口之间最大传输距离不小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "当电网停电后，监控系统必须保证正常工作时间不小于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "任何人发现井下火灾时，应视火灾性质、灾区通风和瓦斯情况，( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "上下井乘罐的说法中，正确的是( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在立井工作面布置炮眼时，如遇中等坚固或坚固性差的岩石，周边眼距井壁距离不应小于( )","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《煤矿安全监察条例》的执法主体是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿用温度传感器显示误差≤±2.5%℃全量称，输出误差≤( )全量称。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一般情况下，煤尘的( )越高，越容易爆炸。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对因瓦斯浓度超过规定被切断电源的电气设备，必须在瓦斯浓度降到( )以下时，方可通电开动。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进工作面的局部通风机实行的“三专供电“，是指专用线路、专用开关和( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "造成局部通风机循环风的原因可能是( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿用粉尘浓度传感器基本误差为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "从业人员( )违章指挥、强令冒险作业。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "根据本班生产计划、爆破作业量和消耗定额，由爆破工提出申请，填写领取爆炸材料单、爆破工作指示单，经( )审批签章后执行。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "用车辆运输雷管、硝化甘油类炸药时，装车高度必须低于车厢上缘( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿企业负责人和生产经营管理人员应当( )下井、并建立下井登记档案。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井口房和通风机房附近( )内，不得有烟火或用火炉取暖。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿用温度传感器的最大工作电流应≤( )DC。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "对采掘工作面，因瓦斯浓度超过规定被切断电源的电气设备，必须在瓦斯浓度降到( )以下时，方可通电开动。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "某煤矿生产副矿长赵某在采煤作业过程中擅自指挥工人开采保安煤柱，造成冒顶及地表塌陷，死亡村民及工人计5人，工人伤2人。在该事故中，赵某应承担____，伤者承担___，死亡矿工应____，死亡村民应____。下面选项中依次正确的是( ) 1、民事责任2、刑事责任3、不追究责任4、获得民事赔偿5、行政责任6、追究重大责任事故罪","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在爆破地点附近20m以内风流中瓦斯浓度达到( )时、严禁装药、爆破。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿用温度传感器采用数字显示，分辨率应不低于( )，并能表示显示值的正或负。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "间距小于( )的平行巷道，其中一个巷道爆破时，两个工作面的人员都必须撤至安全地点。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "灭火时，灭火人员应站在( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "光面爆破时，应尽可能减少周边眼间的起爆时差，相邻光面炮眼的起爆间隔时间不应大于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "硫化氢气体的气味为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于发现的事故预兆和险情，不采事故防止措施，又不及时报告，应追究( )的责任。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面采用的压入式局部通风机和启动装置，必须安装在进风巷道中，距掘进巷道回风口不得小于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿用粉尘浓度传感器采用数字显示，其单位为( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "《煤矿安全规程》规定，在采掘工作面，必须使用煤矿许用毫秒延期电雷管时，最后一段的延期时问不得超过( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤层顶板按照其与煤层的距离自近至远可分为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采区回风巷和采掘工作面回风巷风流中、瓦斯浓度最大允许值为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "量程为0~500x10-6CO的煤矿用电化学式一氧化碳传感器，一氧化碳浓度恒定时，传感器显示值或输出信号值（换算为一氧化碳浓度值）变化量不超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用涡街原理的矿用风速传感器测量范围为0.4~15m/s时，基本误差应不超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿山企业必须建立健全安全生产责任制、( )对本企业的安全生产工作负责。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "炮眼封泥长度不符合规定的炮眼( )爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "岩石水胶炸药的使用保证期为( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "井巷掘进时，岩石越坚硬，需要的炮眼就( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "爆破法处理卡在溜煤( )眼中的煤、矸时，最大装药量不得超过( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "发出的矿灯，应能最低连续正常使用( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "专用排放瓦斯巷回风流的瓦斯浓度不得超过( )，当达到该值应发出报警信号。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当爆破网路通电以后发生拒爆时，爆破工必须先取下把手或钥匙，并将爆破母线从电源上摘下，扭结成短路，使用瞬发电雷管时、至少等( )，才可沿线路检查，找出拒爆的原因。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯矿井、低瓦斯矿井的高瓦斯区域，必须使用安全等级不低于( )的煤矿许用炸药。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "关于矿灯的使用，正确的是( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "垂直楔形掏槽眼角度一般为( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿井下供电的“三大保护“通常是指过流、漏电( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "技术标准规定:20发雷管串联时，康铜桥丝雷管通以( )的恒定直流电，应全部爆炸。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在有煤尘爆炸危险的煤层中，掘进工作面爆破前后，附近( )的巷道内，必须洒水降尘。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿必须按照( )规定的型号，选择监控系统的传感器、断电器等关联设备，严禁对不同系统间的设备进行置换。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "炮眼深度超过1m时，封泥长度不得小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "铵梯炸药中含量最多的成分是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《刑法》第134条对重大责任事故罪追究刑事责任最高可判( )年有期徒刑。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "矿井安全监控系统必须( )连续运行。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "测定电雷管、电爆网路电阻时，专用电表的输出电流不得大于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "爆破工必须依照( )进行爆破作业。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "《煤矿安全规程》规定，不同厂家生产的或不同品种的电雷管( )掺混使用。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "当两个掘进面贯通时，只有在两个工作面及其回风流中的瓦斯浓度( )时，掘进工作面方可爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在只有一个自由面的坚硬岩层或均质岩层中爆破时，最好采用( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "在断面较小、岩石坚硬的小断面巷道，使用高威力炸药光面爆破时，应用( )小直径药卷。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "爆破前，班组长必须亲自布置专人在警戒线外担任警戒工作。警戒线处应设置( )或拉绳。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用混合式掏槽时，其斜眼与工作面的夹角为( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掏槽眼的深度要比其他炮眼深( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "电雷管的电阻测量，必须采用( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "下列爆炸材料中，允许在同库中存放的是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "2号岩石铵梯炸药的有效贮存期为( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "炮眼深度超过2.5m时，封泥长度不得小于( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，井筒内运送爆炸材料时，吊筒升降速度不得超过( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿安全监察工作应当以( )为主。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用直线掏槽时，各眼距为( )。该方式适用于整体性好的韧性岩石和较小的巷道断面。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿铵梯炸药对瓦斯的安全性按( )顺序递增。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发爆器必须由( )妥善保管，上、下井随身携带，班班升井检查。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "( )是指炸药爆炸时引起与其不相接触的邻近炸药爆炸的现象。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在潮湿和含水条件下，应采用具有防水性能的( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井筒内罐笼运送硝铵炸药时，爆炸材料箱堆放的高度不得超过罐笼高度的( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "一个采煤工作面爆破作业时，严禁采用( )发爆器同时进行爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在掘进工作面或其他地点发现有透水预兆时，必须( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，井下人力运输爆炸材料时、( )必须由爆破工亲自运送。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "爆破地点距采空区( )前，必须通过打探眼等有效措施，探明采空区的准确位置、范围以及赋存瓦斯、积水、发火等情况。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "处理拒爆时，要在距拒爆眼至少( )处另打与拒爆炮眼平行的新炮眼，重新装药起爆。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，携带爆炸材料上、下井时，在每层罐笼内搭乘的携带爆炸材料的人员不得超过( )，其他人员不得同罐上、下。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下使用的橡套电缆( )采用阻燃电缆。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "岩石乳化炸药适用于( )瓦斯煤尘爆炸危险的岩石工作面和深孔爆破等。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "爆破工必须经过专门培训，由有( )以上采掘工龄的人员担任并经考试合格，持证上岗。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "炸药的( )是炸药爆轰对爆破对象产生的压缩、粉碎和击穿能力。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿职工因行使安全生产权利而影响工作时，有关单位不得扣发其工资或给予处分，由此造成的停工、停产损失，应由( )负责。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "自由面的数目和大小对爆破效果的好坏( )影响。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《安全生产法》规定的从业人员在安全生产方面的义务包括从业人员在作业过程中应当严格遵守本单位的安全生产规章制度和操作规程、服从管理正确佩戴和使用( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道掘进时，爆破母线与电缆、电线、信号线应分别挂在巷道的两侧，如果必须挂在同一侧，爆破母线必须挂在电缆的下方，并应保持( )以上的距离。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "规定采矿许可证制度的法律是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "规定煤炭生产许可证制度的法律是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "某巷道掘进工作面发爆器因受潮不能使用，爆破工人便撬开矿灯电瓶盖，用矿灯做电源起爆雷管，这种做法在煤矿爆破作业中( )使用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "低瓦斯矿井的岩石掘进工作面必须使用安全等级不低于( )的煤矿许用炸药。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "光面爆破时周边眼炮眼间距一般为炮眼直径的( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "执行“三人连锁放炮制”时，警戒牌由( )携带。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "铵梯炸药是以硝酸铵为氧化剂，梯恩梯为敏化剂，木粉为可燃剂和松散剂组成的爆炸性物质，其中梯恩梯为( )物质。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "某采煤工作面在爆破处理大块岩石时发生瞎炮，正确的处理措施是( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "某掘进工作面爆破前，将爆破母线敷设在管路一侧引发了早爆事故。其事故的主要原因是( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "石门揭煤采用远距离爆破时，必须编制包括爆破地点、避灾路线及停电、撤人和警戒范围等的专门措施，报( )批准。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "采掘工作面有两个或两个以上自由面时，在煤层中最小抵抗线不得小于( )。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "在实施光面爆破时，周边眼起爆间隔时间( )，井巷壁面平整的效果就越有保证。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "硝铵类炸药不得与( )同库存放。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "煤矿井下爆破装药时，要求一个炮眼内只允许装( )起爆药卷。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在立井工作面布置炮眼时，如遇坚固岩石，周边眼距井壁距离不应小于( )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "多头巷道掘进时，爆破母线应( )，以免误接爆破母线。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "( )的主要用途是使爆破后的巷道断面、形状和方向都符合设计要求。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "爆破前,靠近掘进工作面( )长度内的支架未加强固定时，严禁装药、爆破。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "光面爆破的最小抵抗线，一般应( )光爆孔间距。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "煤矿井下爆破应按瓦斯危险程度选用相应安全等级的( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全生产责任制重在( )上下真功夫。","options": [],"answer": "【正确答案】D","type": "choice"   },  {"question": "某一采煤工作面，由于基本顶冒落将采空区的瓦斯压进工作面，夜班又停产、停风，早班时瓦斯达到了爆炸浓度，在通风后未检查瓦斯浓度的情况下，爆破工采用煤块当做炮泥堵塞炮孔，爆破后引发瓦斯爆炸事故。该事故的主要原因是( )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "炮眼深度小于( )时，不得装药、爆破。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "岩巷炮孔装药、爆破时产生的间隙效应会( )爆破效果。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下用机车运送爆炸材料时，列车的行驶速度不得超过( )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "制动器的工作行程不得超过全行程的(  )。","options": [],"answer": "【正确答案】C","type": "choice"   },  {"question": "炮眼深度为0.6-1.0m时，封泥长度不得小于炮眼深度的(    )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "垂直楔形掏槽眼深度一般为巷道宽度的(    )。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井空气中一氧化碳的最高允许浓度为(   )。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在爆破地点20m以内，矿车，未清除的煤、矸或其他物体堵塞巷道断面(    )以上时，严禁装药、爆破。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿生产中常见的灾害是( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "行政处罚有严格的程序，行政处罚程序的种类包括( ) 。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "生产经营单位的从业人员在作业过程中，应当( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "重大责任事故罪在客观方面必须具备的条件有( ) 。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "在煤矿井下搬运伤员的方法有( ) 。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "矿井灭火的方法主要有( ) 。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "机采工作面顶板管理要检查( ) 。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "米掘工作面或其他地点友现有( ) 、底板鼓起或产生裂隙出现渗水、水色发浑、有臭味等突水预兆时，必须停止作业，采取措施。","options": [],"answer": "【正确答案】ABCDEFG","type": "choice"   },  {"question": "隔离式自救器有化学氧自救器和压缩氧自救器两种。它们可以防护下列( ) 有害气体。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "在突发事故现场出现的危重伤员，需要通过复苏术进行心跳、呼吸的抢救。下列选项中，( ) 可以用来判定复苏是有效的。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "( ) 的伤员为危重伤员。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "煤矿安全检查的工作程序是( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "新建高瓦斯矿井、突出矿井、煤层容易自燃矿并及有热害的矿井应当采用（）通风或者（）通风。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "以下几种制裁属于行政制裁的是( ) 。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "煤矿企业必须严格瓦斯超限管理，强化瓦斯超限报警处置工作，除因调校、测试传感器闭锁功能发生瓦斯报警的，一律先按瓦斯超限进行处置，立即按照规定采取()的措施，按照事故查明瓦斯超限原因，落实防范措施进行处理。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "掘进施工时主要生产系统有（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "掘进中的煤巷和半煤岩巷最低风速不得低于()m/s、掘进中的岩巷不得低于()m/s.","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "各煤矿企业要加强矿井通风管理，确保矿井通风系统稳定、设施完好、风量充足、风流稳定，坚决杜绝采掘工作面()作业严禁违规串联通风和循环风。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "煤巷锚杆支护的围岩稳定性分类影响因素有（）充满程度系数等","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "安装和使用局部通风机和风筒时，必须遵守的规定包括（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "瓦斯防治的检查重点是检查( ) 。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "主要通风机房内必须安装的仪表包括（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "电缆与电缆的连接以及电缆与电气设备的连接，要通过( ) 连接装置。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "后勤部门主要负责为事故的应急响应提供( ) 服务等。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "采用架空乘人装置运送人员时，架空乘人装置必须装设( )、变坡点防掉绳、张紧力下降、越位等保护，安全保护装置发生保护动作后，需经人工复位，方可重新启动。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "立井井筒安装包括（）","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "炮采工作面爆破时要做到( ) 。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "井下避灾的基本原则是( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "巷道掘进必须严格按（）施工","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿安全检查时，要严格按照( ) 、质量标准、安全管理制度进行检查。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "锚杆（）支护巷道，应在（）安装顶板离层仪","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "矿井需要的风量应按照那些要求分别计算，并取其中最大值（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "列车最突出部分对开时不得小于（），转载点不得小于（）；摘挂钩地点不得小于（）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "编制瓦斯地质图的作用有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "下列规定哪些是井下空气成分必须符合的要求。（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采用平巷人车运送人员时， 每班发车前，应当检查各车的( )和车闸等。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "重大伤亡事故的处理，可分为( ) 四个阶段。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "《煤矿安全规程》 规定，倾斜井巷使用提升机或者绞车提升运送物料时，开车前把钩工必须检查( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采用非金属聚合物制造的输送带、托辊和滚筒包胶材料等，其( )必须符合有关标准的规定。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "在下列说法中，符合我国安全生产方针的是( ) 。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "《煤矿安全规程》规定，人员乘坐人车时，必须遵守( )规定。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "综掘巷道贯通规定是（）","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "锚杆巷道矿压监测的项目有（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "《煤矿安全规程》 规定，采用 轨道机车运输时，应当遵守 ( )规定。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "包扎伤口可以( ) 。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "事故隐患是指( ) ，事故隐患是控制危险源的安全措施的失效。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "应当采用分区式通风或者对角式通风的矿井有那些?（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "《煤矿安全规程》 规定，倾斜井巷内使用串车提升时，必须遵守( )规定。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿的( ) 等安全设备、设施和条件应符合国家标准、行业标准。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿井下各种灾害事故抢险救灾的基本原则是( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "“三专两闭锁”指（）","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "掘巷遇断层顶板特别破碎，锚杆支护效果不佳，可用（）加固","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "掘进场所的施工图板包含的内容有（）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "《煤矿安全规程》规定，采用轨道机车运输时，轨道机车的选用应当遵守下列( )规定。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "炮采工作面支护要检查( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "下列规定哪些是箕斗提升井或者装有带式输送机的井筒兼作风井使用时必须遵守的（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤炭自燃的条件是( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "以下几项制度中属于《煤炭法》规定的法律制度是( ) 。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "要坚持把()的煤矿瓦斯综合治理工作体系贯穿到瓦斯防治工作的始终。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "锚固剂CK2370，“23”的意思是（）；“70”的意思是（）；CK意思（）","options": [],"answer": "【正确答案】ADE","type": "choice"   },  {"question": "使用的矿用防爆型柴油动力装置，应具有( )保护。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "人力推车时必须时刻注意前方，从坡度较大的地方向下推车以及接近( )时，推车人必须及时发出警号。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "《煤矿安全监察条例》确立了( ) 制度。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "《煤矿安全规程》是煤矿安全法规体系中一部重要的安全技术规章，它具有( ) 的特点。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿事故应急救援处理预案工作的基本原则是：在“安全第一，预防为主，综合治理“的前提下，坚持( ) 、煤矿企业自救和社会救援相结合的原则。","options": [],"answer": "【正确答案】BDE","type": "choice"   },  {"question": "巷道按照规程要求装设顶板离层仪，并（）观测记录","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "下列关于井下机电设备安装通风，说法正确的有（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采掘工作面气温超过（），机电硐室气温超过（），必须停止作业","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "《煤矿 安全规程》规定，生产矿井在用的普通轨斜井人车运输，必须遵守-定的规定，下列说法正确的是( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "《煤矿安全规程》规定，采用平巷人车运送人员时，必须遵守下列( )规定。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "在煤矿井下，瓦斯的危害主要表现在以下几个方面( ) 。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "建立健全( ) 是党和国家在安全生产方面对各类生产企业的政策要求，同时也是生产经营企业的自身需求。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "预抽煤层瓦斯或开采保护层后，必须进行效果检验，主要检查( ) ，且必须全部合乎要求。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "某矿井一掘进工作面发生瓦斯爆炸，经事故调查，引爆火源是电气火花。请问下列哪些因素可能产生电火花( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "过失犯罪的特点是( ) 。","options": [],"answer": "【正确答案】AE","type": "choice"   },  {"question": "锚杆安装参数检查范围不小于（）m，监测点不少于（）个","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "锚杆安装几何参数检查内容包括（）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "刑事制裁是各种法律制裁中最为严厉的制裁，包括主刑和附加刑。以下几种制裁属于主刑的是( ) 。","options": [],"answer": "【正确答案】ADE","type": "choice"   },  {"question": "下列规定哪些是井巷中的风流速度必须符合的要求。（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安全监控系统中用于煤矿井下的设备应在下列条件下正常工作:（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "违法行为，又称违法，是指人们( ) 的活动。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "安全监控系统应具有系统设备布置图显示功能。显示内容包括:（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿进行采矿作业，不得采用可能危及相邻煤矿生产安全的( ) 等危险方法。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "《煤矿安全规程》规定，使用的单轨吊车、卡轨车、齿轨车、胶套轮车、无极绳连续牵引车，应当符合的要求，下列正确的是( )","options": [],"answer": "【正确答案】ACDE","type": "choice"   },  {"question": "采用架空乘人装置运送人员 时，应当遵守( )规定。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "突出煤层（ ）中应设置风速传感器","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "煤矿安全治理，要坚持( ) 。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "煤矿安全监控系统应具有在瓦斯超限、断电等需立即撤人的紧急情况下，可自动与 （ ）等系统应急联动的功能","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "降大到暴雨时和降雨后，应当有专业人员观测（）等有关水文变化情况和井田范围及附近地面有无裂缝、采空陷、上下连通的钻孔和岩溶陷等现象，及时向矿调度室及有关负责人报告，并将上述情况记录在案，存档备查。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "下列关于矿井通风的叙述正确的是( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "下列关于井下爆炸物品库通风，说法正确的有:（）","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "《煤矿安全规程》规定，高瓦斯矿并在用的架线电机车运输， 必须遵守下列( )规定。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "以下瓦斯地质图哪些属于瓦斯地质平面图()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿隐蔽致灾地质因素主要包括：（）等不良地质体。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿事故应急救援处理预案的内容主要包括( ) 。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "采场顶板可分为:( )","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "生产矿井采用钢丝绳牵引带式 输送机运输时，必须装设( )及张紧重锤落地保护，并定期进行检查和试验。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "安全生产管理，坚持( ) 的方针。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "判断采煤机故障的方法是( )。","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "下列要求哪些是矿井主要通风机的安装和使用应当符合的（）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "下列规定哪些是煤层倾角大于12”的采煤工作面采用下行通风时必须遵守的。( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "有下列情形之一的，严禁采用连续采煤机开采:( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采掘工作面超前探放水应当采用钻探方法，同时配合物探、化探等其他方法查清采掘工作面及周边（）等情况。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "采煤机通电后不能启动的可 能原因有( )。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "水体下采煤，应当根据矿井（）等，按照《建筑物、水体、铁路及主要井巷煤柱留设与压煤开采规范》中有关规定，编制专项开采方案设计。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿安全生产工作中人们常说的“三违“行为是指( ) 。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "在用甲烷传感器调试时，在通气的过程中，（ ）;当显示值小于1.0%CH4时，测试复电功能","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安装和使用局部通风机和风筒时，严禁使用()台及以上局部通风机同时向()个掘进工作面供风。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "在用甲烷传感器调试时的操作有（ ） 若超差应更换传感器，预热后重新测试","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "支架型式选择与支护强度参数选择的依据是 ( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "重大危险源可分为( ) 。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "一个完整的液压系统包括( )基本组成部分。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "属于法律的是( ) 。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "采用轨道机车运输时，机车的( )微砂装置，任何一项不正常或者失爆时，机车不得使用。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "在现场救护出血伤员时，需采用暂时止血方法，以免失血过多导致伤员失血性休克，甚至死亡。常用的止血方法有( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "带式输送机滚筒下风侧10m~15m处应设置（ ）","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "煤矿应当开展老空分布范围及积水情况调查工作，查清矿井和周边老空积水情况，调查内容包括（）等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿伤亡事故按伤害程度可分为( ) 。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "以下哪些情况代表采煤工作面浓度迅速升高且风流逆转，安全监控系统发出煤与瓦斯突出报警和断电闭锁信号，切断相关区域全部非本质安全型电气设备电源。 （ ）","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "矿用无轨胶轮车必须配备足够 数量的灭火器材，运输时( )不得混合运送。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "采掘工作面或其他地点遇到有突水预兆时。必须( ) ，撤出所有受水威胁地点的人员。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "突出矿井在采煤工作面进、回风巷，煤巷、半煤岩巷和有瓦斯涌出的岩巷掘进工作面回风流中，采区回风巷、总回风巷设置的甲烷传感器必须是（ ） 或者 （ ） ，宜采用（ ） 。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "瓦斯抽放泵站的抽放泵输入管路中宜设置 （ ）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤炭生产许可证与采矿许可证是在不同的法律中作出的规定，他们之间的关系是( ) 。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "安装和使用局部通风机和风筒时，不得使用()台局部通风机同时向()个及以上作业的掘进工作面供风。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "煤矿安全隐患有( ) 三种类型。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "中心站设备应有可靠的（ ）","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "煤尘爆炸必须同时具备的条件是( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "每班要清理隔爆罩上的煤尘，下井前应检查（ ）的零点和电压值，不符合要求的不得发放使用","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "突出危险煤层内掘进时，避难硐室应符合( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安全监控系统中用于机房、调度室的设备，正常工作需要的条件有（ ）","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "下列关于矿井通风的叙述正确的是（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿调度室接到水情报告后，应当立即启动本矿水害应急预案，向（）汇报。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "根据并田内采掘破坏或者影响的含水层及水体、并田及周边老空（火烧区）水分布状况、矿井涌水量、突水量、开采受水害影响程度和防治水工作难易程度，将水文地质类型划分为（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井主要通风机停止运转时，应采取的措施包括( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安全监控设备符合下列（ ）之一，应当报废:","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "主要通风机房内必须安装的仪表包括( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿地质补充勘探工作应以查明（）等为主要任务。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "中心站均应采用当时主流技术的通用产品，并满足（ ）等要求。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿安全生产要坚持“四并重“原则，“四并重“是指( ) 四并重。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿重大灾害事故的共同特性有( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采煤机喷雾冷却系统应符合以下( )的要求。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "《安全生产法》的出台，解决了目前安全生产面临的( ) 问题。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "煤矿应当及时掌握本矿及相邻矿井距离本矿200m范围内的采掘动态，将（）等填绘在矿井充水性图、采掘工程平面图等图件上，并标出积水线、探水线、警戒线的位置。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "某年某月，某矿电瓶车司机小王开车，行驶到一个道岔处未减速，也没看清道岔所指方向，结果驶入支巷。小王被支巷所滞留的一辆平车上的轨道插入驾驶室而造成死亡。该事故的主要原因是( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "液压支架的架型一般分为 ( )","options": [],"answer": "【正确答案】ADE","type": "choice"   },  {"question": "倾斜井巷中使用的带式输送机，上运时，必须装设( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "事故调查处理中坚持的原则是( ) 。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "矿井主要通风机停止运转时，应采取的措施包括（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井应当配备与矿井涌水量相匹配的（）等，并满足矿井排水的需要。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "回采工作面形成后，应开展相关（）等补充地质工作，查明工作面内部地质构造情况。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "值班人员的应认真监视监视器所显示的各种信息，（ ）报矿主要负责人和主要技术负责人审阅","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "以下哪些地点容易发生煤炭自燃火灾？( )","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "煤矿三大规程是 ( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "安全监控系统按接传输介质分类（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "控制风流的设施包括","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "单项、单位工程，开工前必须 ( )","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "《煤矿 安全规程》规定，倾斜井巷内使用串车提升时，必须遵守( )规定。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "应当对老空积水情况进行动态监测，监测内容包括（）等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "下列关于矿井通风的叙述正确的是( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "（ ） 的测风站应设置风速传感器","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "主要通风机的检查应有( ) 内容。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "滚筒采煤机的截齿有两种类型，即( )。","options": [],"answer": "【正确答案】AE","type": "choice"   },  {"question": "煤矿职工安全手册应载明( ) 等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "属于行政法规的是( ) 。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "企业民主监督的主要形式有( ) 。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "（ ） 在下井时宜携带甲烷检测报警矿灯","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "滚筒采煤机冷却系统主要用于冷却( )。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "井下使用的( ) 应是阻燃材料制成的。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿每年雨季前必须对防治水工作进行全面检查。受雨季降水威的矿井，应制定雨季防治水措施，建立雨季巡视制度并（）","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "采用滚筒驱动带式输送机运输时，必须装设( )等保护装置，同时应当装设温度、烟雾监测装置和自动洒水装置。","options": [],"answer": "【正确答案】ACDE","type": "choice"   },  {"question": "同一采区内1个采煤工作面与其相连接的()个掘进工作面、相邻的()个掘进工作面，布置独立通风有困难时，在制定措施后，可采用串联通风，但串联通风的次数不得超过1次。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "《煤矿防治水》规定，煤矿防治水工作应当坚持预测预报、有疑必探、先探后掘、先治后采”基本原则，采取“探、（）”监等综合防治措施","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "滚筒驱动带式输送机运输时，在( )处，应当设防护栏及警示牌。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "隔爆兼本质安全型防爆电源设置在采区变电所，不得设置在下列区域:（ ）","options": [],"answer": "【正确答案】ABCDEF","type": "choice"   },  {"question": "掘进通风管理检查的内容应包括( ) 。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "操作采煤机时应注意:当工作面瓦斯、煤尘超限时，应立即 ( )。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "采掘工作面或者其他地点发现有（）等透水征兆时，应当立即停止作业，撤出所有受水威地点的人员，报告矿调度室，并发出警报。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "某矿属高瓦斯矿井，因井下管理不善造成瓦斯爆炸事故，恢复现场后发现采煤工作面上隅角瓦斯浓度超限，为降低瓦斯浓度，决定在井下建立临时瓦斯抽放泵站；对于井下临时瓦斯抽放泵站的设计，下列规定错误的是( ) 。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "《煤矿 安全规程》规定，倾斜井巷使用提升机或者绞车提升时，下列规定正确的是( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "探放老空水前，应当首先分析查明老空水体的（）等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤炭企业伤亡事故按企业分为( ) 等事故进行统计。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "“建立健全安全生产责任制度“是《煤炭法》确立的安全管理制度的一项重要内容，它包括( ) 。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "下列要求哪些是矿井主要通风机的安装和使用应当符合的( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "安全检查工在台阶采煤工作面作例行安全检查时，按《煤矿安全规程》相关条款规定，台阶采煤工作面必须设置( ) 。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "调校甲烷传感器时（ ）气样流量应符合产品使用说明书的要求","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "开采底板有承压含水层的煤层，隔水层能够承受的水头值应当大于实际水头值；当承压含水层与开采煤层之间的隔水层能够承受的水头值小于实际水头值时，应当（）等措施，并进行效果检验，制定专项安全技术措施，报企业技术负责人审批。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "下列规定哪些是煤层倾角大于12°的采煤工作面采用下行通风时必须遵守的。（）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "安全措施是指预防煤矿井下事故发生和防止煤矿井下事故扩大的各种( ) 。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "在用甲烷传感器调试时，（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "按照国内外发展过程，放顶煤支架分为 ( )","options": [],"answer": "【正确答案】DEF","type": "choice"   },  {"question": "《煤矿安全规程》规定，使用的蓄电池动力装置必须符合下列( )要求。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "采掘工作面的进风流中，氧气浓度不低于()，二氧化碳浓度不超过()。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "某高瓦斯矿井一掘进工作面正在掘进，某日跟班瓦斯检查工见工作面无异常，因临时有私事脱岗3h，返回时，发现瓦斯浓度已达2%，但未发生事故。此事例的教训是( ) 。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "按煤层的稳定性赋存特征不同，可分为 ( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "下列关于井下充电室通风，说法正确的有（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "震动爆破期间( ) 。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "下列规定哪些是井下空气成分必须符合( )的要求。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采用轨道机车运输时，机车 行近( )以及前有车辆或者视线有障碍时，必须减速慢行，并发出警号。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "煤与瓦斯突出危险煤层中掘进巷道应检查( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "按伤员的伤情可分为( ) 。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "调度值班人员接到报警、断电、馈电异常信息后，（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "以下哪些情况代表掘进工作面浓度迅速升高且风流逆转，安全监控系统应发出煤与瓦斯突出报警和断电闭锁信号，切断相关区域全部非本质安全型电气设备电源。（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "( ) 伤员应立即就地抢救。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "采掘工作面及其他巷道内，当大于0.5立方米空间内积聚的瓦斯浓度达到2％时，附近20m空间内必须( ) 。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "中心站硬件一般包括（ ）、（ ）、（ ）、（ ） 、投影仪或电视墙、网络交换机、服务器和配套设备等。（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井必须安装()套同等能力的主要通风机装置，其中()套作备用，备用通风机必须能在10min内开动。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "工作面回采前，应当查清采煤工作面及周边（）等情况。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "锚杆支护施工设计应包知（）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采用架空乘人装置运送人员时，应当遵守下列( )规定，","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采煤机空载运行应符合下列 ( )的要求。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "常规矿压观测包括 ( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "安全监控系统应具有报表、模拟图、 （ ） 等召唤打印功能（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿用防爆型蓄电池电机车应设置 （ ）","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "井下巷道中，电缆与（）在巷道同一侧敷设时，必须设在管子上方，并保持0.3m以上的距离。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "开采突出煤层时,必须采取（）等综合防治突出措施。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "测量工作遵循的基本原则是().","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "下列规定哪些是箕斗提升井或者装有带式输送机的井筒兼作风井使用时必须遵守的。( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "下面选项中属于采煤机截割部传动特点的是( )。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "冒顶前煤壁（）,这就说明有冒顶危险。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿安全监察员发现煤矿使用的（）不符合国家安全标准或者行业安全标准的，有权责令其停止使用。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下爆破常用的装药方式有（）。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "以下哪些情况代表采煤工作面浓度迅速升高且回风、进风浓度迅速升高，安全监控系统发出煤与瓦斯突出报警和断电闭锁信号，切断相关区域全部非本质安全型电气设备电源。（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "因突出造成风流逆转时，应（）。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "关于搬运的原则，以下说法正确的是（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿安全监察机构发现煤矿作业场所有下列（）情形之一的,应当责令立即停止作业,限期改正;有关煤矿或其作业场所经复查合格的,方可恢复作业。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "滚筒式采煤机器有( )部分组成?","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "瓦斯矿井依照矿井瓦斯等级进行管理，分 （ ） 。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "矿井每年应制定（）及管理制度,并组织实施。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "建立健全（）是党和国家在安全生产方面对各类生产经营单位的基本政策要求，同时也是生产经营企业的自身需求。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "属于褶皱的构造为（）","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "采区煤仓的作用是（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "安全监控系统按复用方式分类可分为 （ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿企业自接到县级以上地方人民政府负责煤矿安全生产监督管理的部门、煤矿安全监察机构下达的停产整顿指令之日起，必须立即停止生产。严禁（）等非法生产行为。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "锚杆的排列方式通常使用（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "通过监测和综合分析辨识发现有明突出预兆时，应当及时（）。","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "产生测量误差的原因是多方面的，主要由以下（）（）（）三方面因素造成。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "评定精度常用的有（）","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "控制煤矿生产性噪声的技术措施有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井巷出水点的位置及其水量，老窖积水的（），都应绘在采掘工程平面图上。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "井下爆破作业，必须使用（）.","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "矿井必须备有井上、下配电系统图，图中应注明（）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "突出煤层采煤工作面回风巷和掘进巷道回风流中应设置（ ）","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "当煤矿地质资料不能满足建设和生产需要时，应针对存在的问题进行（），收集相关地质资料，重点调查煤矿内或周边煤矿开采情况。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "采煤工作面在用支柱要（）.","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "（ ）等检测仪器应设专职人员负责充电、收发及维护","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "在（）上必须标绘出并巷出水点位置及其涌水量、积水的井巷及采空区范围、底板标高、积水量、地表水体和水惠异常区等。","options": [],"answer": "【正确答案】AD","type": "choice"   },  {"question": "井巷揭露的主要出水点或地段，必须进行（）等地下水动态观测和分析。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "降大到暴雨时和降雨后，应当有专业人员分工观测井上积水情况、洪水情况、井下涌水量等有关水文变化情况以及矿区附近地面有无（）等现象。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "安全监控系统应具有模拟动画显示功能。显示内容包括:（ ），应具有漫游、总图加局部放大、分页显示等方式","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "锚杆（）的（）必须在施工组织设计或作业规程中明确","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "应当采用分区式通风或者对角式通风的矿井有那些?( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安全监控系统应由现场设备完成甲烷浓度超限声光报警和断电/复电控制功能，包括（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "开动掘进机前，必须做到（）时，才可开动掘进机。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "掘进机、掘锚一体机、连续采煤机、梭车、锚杆钻车、钻机应设置（ ）或（ ）","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "劳动者享有了解工作场所产生或者可能产生的（）和应当采取的职业病防护措施,要求用人单位提供符合防治职业病要求的职业病防护设施和个人使用的职业病防护用品,改善工作条件。","options": [],"answer": "【正确答案】AD","type": "choice"   },  {"question": "工会对本单位的安全工作可以行使以下（）权利。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安全监控系统按按网络结构分类（ ）","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "传输接口还具有（ ）等功能","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "重大危险源，是指长期地或者临时地（包括场所和设施）危险物品，且危险物品的数量等于或者超过临界量的单元（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安全监控系统按接调制方式分类（ ）","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "“三下采煤”是 ( ) 开采","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "各级矿山安全监管监察部门要督促地方党委和政府认真学习贯彻习近平总书记关于安全生产重要论述，坚持人民至上、生命至上，统筹发展和安全，严格落实《地方党政领导干部安全生产责任制规定》，按照“（）”的要求，切实担负起“促一方发展、保一方平安“的政治责任。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "厚层坚硬難垮顶板，初采和正常回采期间，悬顶过长，面积过大时，可采取措施有 ( )","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "甲烷超限断电闭锁和甲烷风电闭锁功能测试记录应包括以下内容:（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "应急预案的目的是：明确事前、事发、事中、事后各环节中相关部门的职责和任务，按照事前确定的事件等级，采取相应的紧急行动和措施，控制事故扩大、最大限度地降低事故损失、减小事件产生的影响。一个好的应急预案必须具备2项功能，分别是（）。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "倾斜井巷串车提升时,必须设置的安全装置有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "敲帮问顶要由有经验的老工人进行，（）","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "以下哪些情况代表采煤工作面浓度迅速升高且风速不低于正常值，安全监控系统应发出煤与瓦斯突出报警和断电闭锁信号，切断相关区域全部非本质安全型电气设备电源。 （ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采煤机应具有以下安全措施( )。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "国家依法保护煤炭资源,禁止任何（）煤炭资源的行为。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "控制风流的（）等设施必须可靠。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿应绘制（ ），并根据采掘工作的变化情况及时修改","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "掘进工作面的综合防尘措施有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下主要排水管必须有（）。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "采区回风巷、一翼回风巷、总回风巷的测风站应设置（ ）","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "当井巷穿过含水层时，应当详细描述其具体内容有（），以及揭露点的位置及标高、出水形式、涌水量和水温等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "巷道周边围岩的卸压方式有（）","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "控制风流的设施包括( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "开采有瓦斯或二氧化碳喷出的煤（岩）层时,必须采取（）措施。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "调度室接到事故报告后，应立即（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "矿井应当编制（）防治水图件，并至少每半年修订1次。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "更换截齿和滚筒时，采煤机上下3m范围内，必须做到( )。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "井巷中，用人车运送人员时，乘车人员必须遵守的规定有（）.","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "影响煤矿工人尘肺发病的因素有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "巷道冒顶预兆（）","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "回采率一般分（）回采率。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "留煤柱护巷时，下区段相邻回采巷道经历了（）、二次采动影响等阶段","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "安全监控系统应具有防雷功能，在（ ） 等处采取防雷措施","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "钢丝绳芯阻燃输送带，每条阻燃带中钢丝绳的接头应符合下列 ( )规定。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "《煤矿 安全规程》规定，使用的单轨吊车、卡轨车、齿轨车、胶套轮车、无极绳连续牵引车时，必须设置既可手动又能自动的安全 闸，安全闸应当具备( )性能。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "根据水源不同，可将矿井水害分为（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "掘进工作面淋水的处理方法有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿企业与从业人员订立的劳动合同，应当载明有关（）的事项。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "避免火风压造成风流逆转的主要措施有（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采煤机日常维护四检制度有( )确保设备状态良好，运行安全、性能高效，用于机电设备的检修。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井水文地质类型报告，包括的主要内容有：（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "掘进巷道贯通后,必须（）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "突出矿井发生煤与瓦斯突出后，应该（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安全监控系统一般由（ ）、网络交换机、（ ）、（ ） 、（ ） （ ）、电源箱、线缆、接线盒、避雷器和其他必要设备组成。（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "负责煤矿有关证照颁发的部门应当责令煤矿立即停止生产并提请县级以上地方人民政府予以关闭煤矿的情形有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "发现突出中有人室息时，应该（）。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "“三径”匹配指（）必须相互适应","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "综采工作面中的“三机”配套指 的是( )。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "在生产过程中，煤矿井下作业场所空气中二氧化碳的来源有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安全监控系统应具有自诊断功能。自诊断包括:（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "调校器材包括:（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "刨煤机在工作中，发现有下列( )情况时，应立即停止刨煤，妥善处理后方可继续刨煤。","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "劳动防护用品选用的原则是（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "关于井下爆炸物品库的布置要求，以下（）是正确的。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "开采有（）煤层时,严禁任何2个工作面之间串联通风。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "突出事故发生后，煤矿企业应（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿应查清井田及周边地面水系和有关水利工程的汇水、疏水、渗漏情况；了解当地水库、水电站大坝、江河大堤、河道、河道中障碍物等情况；掌握当地（）资料，建立疏水、防水和排水系统。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "煤矿井下低压漏电保护应满足的主要要求包括（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "突出事故发生后，在对灾区侦察时，应做好（）工作。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "漏顶如不及时处理,会使（）煤层顶板岩石继续冒落。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "减少或消除炸药爆炸时有毒气体危害的措施，是要正确选择工业炸药的配方、（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井通风的基本任务是（）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "坚持科教兴“安”、加快科技创新,是我国安全生产工作的基本方向。必须依靠先进的科学技术来改善煤矿的生产条件,采用（）和新装备保证煤矿的安全生产。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "综掘工艺流程的安检主要有（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井应每周至少检查1次隔爆设施的（）是否符合要求。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "分站至主干网之间宜采用工业以太网，也可采用（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "与闭锁控制有关的设备含分站、（ ）等故障或断电时，声光报警、切断该设备所监控区域的全部非本质安全型电气设备的电源并闭锁.","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "爆破方式有（）","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "掘进井巷和硐室时,必须采取（）等综合防尘措施。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "《煤矿安全规程》规定，采用轨道机车运输时，机车司机开车 必须遵守( )规定。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "掘进和回采前，应当编制地质说明书，掌握地质构造、岩浆岩体、陷落柱、煤层及其顶底板岩性、煤（岩）与瓦斯（二氧化碳）突出（）、地质钻孔等情况。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井需要的风量应按照那些要求分别计算，并取其中最大值( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安全监控系统按接工作方式分类（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿建设、生产阶段，必须对揭露的（），矿井涌水量及主要出水点等进行观测及描述，综合分析，实施地质预测、预报。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿编制采区设计、采掘作业规程和安全技术措施时，应对安全监控设备的种类、数量和位置，信号线缆和电源电缆的敷设，断电区域等作出明确规定，并绘制（ ）","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "下列关于矿井通风的叙述正确的是( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "立井井筒检修人员站在罐笼或箕斗顶上工作时,必须遵守下列规定中的（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "大采高工作面, 支架 ( )","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "工作面遇到厚硬夹矸或处理压架需要爆破作业时，必须 ( )","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "粉尘传感器可监测（ ）","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "下列( ) 情形，严禁采用放顶煤开采。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "安全监控系统发出报警、断电、馈电异常信息时，中心站值班人员应（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采煤机在以下( ) 环境条件应能正常运行。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "下列规定哪些是井巷中的风流速度必须符合( )的要求。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿地质工作应当坚持（）的原则。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "“一炮三检”指（）检查放炮20m以内的瓦斯浓度，超1%，留守放","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "地面爆炸材料库按其服务年限可分为（）。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "掘进文明生产作业环境要求（）","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "开采容易自燃、自燃煤层的矿井，采区回风巷、一翼回风巷、总回风巷应设置 （ ）","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "安装和使用局部通风机和风筒时，必须遵守的规定包括( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "并巷揭煤前，应当探明煤层厚度、（）及顶底板等地质条件，编制揭煤地质说明书。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "以下哪些情况代表掘进工作面浓度迅速升高且回风、进风浓度均迅速升高，安全监控系统应发出煤与瓦斯突出报警和断电闭锁信号，切断相关区域全部非本质安全型电气设备电源。（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "根据安全管理的职能，安全管理的内容包括（）。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "在处理突出事故时，必须做到（）。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "对顶板破碎的回采工作面，必须严格执行 ( ) 和 ( ) 的规定","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "采煤机滚筒截齿损坏方式有 ( )。","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "矿井开拓或准备采区时,在设计中必须根据该处全风压供风量和瓦斯涌出量编制通风设计。（）等应在作业规程中明确规定。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采煤机主机(截割电动机)不自保可能的原因有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井主要提升机房内,必须悬挂（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "以下说法正确的有（ ）","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "煤矿生产阶段地质工作的主要任务包括：根据煤矿生产的需要，（）等相关地质资料，保障安全生产。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "掘进巷道在揭露老空前必须探明（）等内容,并采取措施,进行处理。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "使用（ ）等检测仪器时要严格按照产品说明书进行操作，不得擅自调校和拆开仪器。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "作为矿山企业安全工作人员，必须具备（）。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "采煤工作面回风 ( )","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "掘进机（）时,必须将掘进机切割头落地,并切断电源关。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "矿井通风系统图必须标明（）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "采煤工作面的落煤方式有 ( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "按煤层厚度可分为 ( )","options": [],"answer": "【正确答案】BEF","type": "choice"   },  {"question": "在撤离途中受阻时应紧急避险，采取（）自救措施。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿企业安全生产管理人员是指（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "非经国务院授权的有关主管部门同意,不得在以下区域开采矿产资源（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "“三下一上采煤”是 ( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "突出事故发生后，组织矿山救护队进行灾区侦察时，应该做好（）工作。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "锚杆支护可以起到（）作用。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿发生突出并引发瓦斯、煤尘爆炸事故后，抢救爆震伤员应遵守（）规定。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "清理突出的煤岩时，应制定（）措施。设专人检查煤尘和瓦斯，发现问题及时处理，防止发生瓦斯煤尘爆炸事故。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "救援指战员应掌握（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿，是指煤矿生产矿井和（）等建设矿井。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井高压电气设备安全管理的措施有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "急倾斜台阶采煤工作面必须设置安全（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "发生煤与瓦斯突出事故时，对充满瓦斯的巷道应（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "班组长在安全生产上的职责是贯彻执行本单位对安全生产的规定和要求，督促本班组的工人遵守有关安全生产的规章制度和安全操作规程，切实做到（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "单体支柱按照支护性能分为 ( )","options": [],"answer": "【正确答案】CDE","type": "choice"   },  {"question": "煤矿企业必须必须执行依法制定的保障安全生产的（）。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "矿井开拓有 ( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "国务院制定《国务院关于预防煤矿生产安全事故的特别规定》的根本目的是（）.","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿井下中断供电会导致（）等严重问题,所以必须保证矿井供电的可靠性。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "处理瓦斯、煤尘爆炸事故时，救护队的主要任务是（）。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "锚杆支护是先进的支护方式,具有（）的特点。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤与瓦斯突出事故发生后，矿井立即启动应急预案，采取应急措施，组织开展救援，并应保障（）系统正常运转。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "工伤保险的基本原则有（）。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "在（）和进行科学技术研究等方面成绩显著的单位和个人，由各级人民政府给予奖励。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "非突出矿井首次发生突出的必须立即停产，同时按《防治煤与瓦斯突出规定》的要求，编制矿井防突设计及（），达到规定要求后，方可恢复生产。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿压剧烈且难以控制时，可以在确保工作面回采率的情况下适当 ( ) ，并( )","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "关于突出矿井应急救援预案，下列（）说法是正确的。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采区内采区车场按地点分为（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "突出事故发生后，救援人员井下侦查过程中，应做好（）工作。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "重大隐患由煤矿主要负责人（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "综采工作面, 必须要求 ( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "放顶煤综采是 ( ) 的安全高效开采方法","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "井下炮眼（），严禁爆破。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "综放工作面，顶煤的破碎效果受( ) 影响","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "劳动保护是要消除生产过程中的（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿企业职工安全手册应当载明（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采煤工作面冒顶处理主要采用（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿压监测系统必须具有的功能为( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采区内的硐室有（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "每次发生突出后，煤矿企业应该（）。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "各级矿山安全监管监察部门要加强与发展改革、自然资源、生态环境、公安、气象、电力等部门和单位的沟通协调，建立联动工作机制，有效促进“（）”责任落实，形成工作合力。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "严禁任意开采 ( ) 以及 ( )","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "井下排水系统中的（）和排水的配电设备和输电线路，必须经常检查和维护。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "单体支柱常用的有（）支护等几种形式。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "I级保护等级建筑物下采煤的地表移动控制标准为 ( )","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "煤矿发生事故，有下列（）情形之一的，依法追究法律责任。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采场底板分为:( )","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "煤矿安全生产管理工作中，人们常说反“三违”。“三违”行为是指（）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "国家对在（）等方面取得显著成绩的单位和个人,给予奖励。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "矿井反风方法因风机的类型和结构不同而异,目前矿井的反风方法主要有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "国家对（）企业实行安全生产许可证制度。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "关于对烧伤人员的急救正确的是（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井生产系统中分为（）系统。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "对触电者的急救以下说法正确的是（）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "突出煤层工作面的作业人员、瓦斯检查工、班组长等，发现有突出预兆时，必须立即（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "突出事故发生后，由于井下范围大，人员撤退时间长的情况下，应做好（）工作。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿尘具有很大的危害性,主要表现在（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "阶段内的布置有（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "对决定关闭的煤矿,由有关地方人民政府立即组织实施,责令煤矿企业（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "有下列（）情形之一、经核查属实的，给予举报人奖励。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "处理坚硬难冒顶板可以采用灌注压力水软化和压裂顶板，其方法有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下严禁使用（）等运送人员。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "举报煤矿非法生产的,即煤矿已被（）,而擅自进行生产的,经核查属实的,给予举报人奖励。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "控制排放瓦斯时,要（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采煤工作面冒顶的处理方法主要有（）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "开办煤矿企业,应当具备有计划开采的（）等条件。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "处理上山巷道水灾时，应注意下列事项（）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "处理井下火灾应遵循的原则（）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "下安装钻机进行探放水前，应当遵守下列规定：（）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "掘进机停止工作和检修以及交班时，必须做到（）。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "矿井内因火灾防治技术有（）等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下主要水仓必须有（）。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "依据煤层倾角，可将煤层分为 ( )","options": [],"answer": "【正确答案】CDE","type": "choice"   },  {"question": "突出事故后的侦察中发现遇险人员应（）。：","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井必须编制防止采空区自然发火的封闭及管理专项措施,并遵守下列（）规定。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "关闭煤矿应当达到的要求包括（）。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "在专业医护人员没有到达时，救援人员应当采取（）措施。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "煤矿安全治理，要坚持（）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "各煤矿企业要加强安全监控系统管坚决做到安全监控系统（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤与瓦斯突出的局部综合防突工作包括：()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "掘进工作面中，()等处容易形成瓦斯积聚。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "关于井下电气操作行为，属于违章作业的是()。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "人力推车时必须遵守的规定有()。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "防止瓦斯爆炸的措施是()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "井下发生瓦斯爆炸时，减轻伤害的自救方法有()。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "煤矿井下紧急避险设施主要包括()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "井下电气设备火灾可用()灭火等。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "瓦斯矿井的()掘进工作面必须在工作面设置瓦斯传感器。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "预防巷道冒顶事故应采取的措施主要包括()等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采煤工作面上隅角处瓦斯积聚的处理方法有()。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "井下使用的()，应是阻燃材料制成的。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "因伤出血用止血带时应注意()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "发生煤炭自然发火的预兆有()。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "瓦斯抽采工是指从事煤井下瓦斯抽采()等工作的专职人员。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下各用风地点的实际需要风量，必须使该地点的()符合《煤矿安全规程》的有关规定。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "处理巷道顶部层状瓦斯积聚的方法有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采掘工作面或其他地点的突水征兆主要有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "防止瓦斯积聚和超限的措施主要有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "下列操作行为属于违章作业的是()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "在()等情况下，应该注意瓦斯涌出量的变化，以确保安全生产。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿作业场所职业危害的主要因素有()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "在煤矿井下，瓦斯容易局部积聚的地方有()。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "发生局部冒顶的预兆有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "设法增强煤（岩）体的坚固性，可提高突出的反作用力。()等防突措施，就是增加突出的反作用力。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "地应力是产生煤与瓦斯突出的重要原因之一。其主要作用有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "对于有突出危险的煤层应采取()等区域性防治突出措施。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "在煤矿井下搬运伤员的办法有()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "井下机电设备峒室应当设在进风风流中，峒室采用扩散通风时应符合的要求是()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "在煤矿井下，瓦斯的危害主要表现为()。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "按煤层倾角的大小将煤层分为()。通常情况下近水平煤层瓦斯含量相对较大。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤与瓦斯突出的安全防护措施包括()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下临时停工地点不得停风，否则应采取()等措施。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "按照瓦斯涌出地点和分布状况，瓦斯来源可分为()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "与原生结构煤相比，构造煤具有()等特点。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "在突出煤层的石门揭煤和煤巷掘进工作而进风侧，必须设置至少2道牢固可靠的反向风门，下列关于反向风门位置说法正确的是()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "为了预防煤层爆炸事故的发生，煤矿井下生产过程中必须采取一定的减尘、降尘措施，常采用的技术措施有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿企业要积极依靠科技进步，应采用有利于职业危害防治和保护从业人员健康的()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "确定矿井瓦斯等级的依据是()。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "入井前需要做的准备工作有()。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "井下发生险情，拨打急救电话时，应说清()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "心脏呼吸停止后的症状有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "事故发生时，现场人员的行动原则是()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "影响煤层中吸附瓦斯含量的因素是()。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "地应力、高压瓦斯突出发生发展的作用力，()等防突措施就是降低突出的作用力。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "业民主监督的主要形式有( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "从业人员发现事故隐患或者其他不安全因素，应当立即向( )报告；接到报告的人员应当及时予以处理。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "高突矿井的煤巷、半煤岩巷和有瓦斯涌出的岩巷掘进工作面必须在( )设置甲烷传感器。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "煤矿井下巷道用于隔断风流的设施主要有()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "建立健全( )是党和国家在安全生产方面对各类生产企业的政策要求，同时也是生产经营企业的自身需求。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "空气中混入( )会增加瓦斯的爆炸性，扩大瓦斯爆炸的浓度界限。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "按照采煤工艺方式和机械化程度不同，采煤方法可分为( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "某矿一掘进工作面顶板冒落产生空洞后导致瓦斯积聚需要处理，现场有黄土、木板、风筒、压风，能采用哪些方法进行处理？( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "《煤矿安全规程》规定，下井时必须携带便携式甲烷检测仪的人员有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井瓦斯爆炸的条件是()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "事故调查处理中坚持的原则是( ).","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "判断骨折的依据主要有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采区煤仓的作用是( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "《煤矿安全监察条例》确立了( )制度。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "排放瓦斯措施必须做到文图齐全，图中要标明( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "当工作面遇到有坚硬夹矸或黄铁矿结核时，滚筒采煤机强行切割会造成( )的后果。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "以下哪些情况的矿井必须建立瓦斯抽放系统？( )","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "矿井必须建立完善的防尘洒水系统。其防尘管路应()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "在下列说法中，符合我国安全生产方针的是( )。“","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "低瓦斯矿井的( )掘进工作面必须在工作面设置甲烷传感器。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "矿井空气中含有的主要有害气体包括()等。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "从业人员发现事故隐患或者其他不安全因素，应当立即向( )报告;接到报告的人员应当及时予以处理。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "防止瓦斯积聚和超限的措施主要有( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "备矿井安全监控系统的机械化采煤工作面经采取必要措施后，并符合( )的要求，回风巷风流中瓦斯最高允许浓度为1.5%。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "瓦斯检查工必须将每次检查结果记入( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "盲巷管理的“四对号“是( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "从使用效果上看，下列喷嘴喷雾效果较好的是( )。","options": [],"answer": "【正确答案】DE","type": "choice"   },  {"question": "滚筒采煤机冷却系统主要用于冷却( )。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "产经营单位的从业人员在作业过程中，应当( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿安全治理，要坚持( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "过失犯罪的特点是( )。","options": [],"answer": "【正确答案】AE","type": "choice"   },  {"question": "控制排放瓦斯时，要( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "按照作用和服务范围的不同，巷道可分为( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "以下哪些条件下的煤层瓦斯含量较高？( )","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "防止瓦斯引燃的主要措施有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "《煤矿安全规程》是煤矿安全法规体系中一部重要的安全技术规章，它具有( )的特点。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "在下列说法中符合我国安全生产方针的是( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "下面哪种属于瓦斯检查“三对口“的内容( )","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "煤矿职工安全手册应载明( )等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "甲烷自动检测报警断电装置的设置地点有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "补强式支护方式主要有( )支护等。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "低瓦斯矿井应符合以下哪些条件？( )","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "建立健全安全生产责任制度“是《煤炭法》确立的安全管理制度的一项重要内容，它包括( )。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "属于回采巷道的有( )。","options": [],"answer": "【正确答案】ADE","type": "choice"   },  {"question": "造成滚筒采煤机滚筒升起后自动下降的原因是( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "影响瓦斯涌出量的因素有( )。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "了防止瓦斯积聚和发生瓦斯积聚时能及时得到处理。矿井必须有( )的安全措施。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采区设计、采掘作业规程和安全技术措施，必须对安全监控设备的( )等做出明确规定，并绘制布置图。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "常用的悬臂式支架的布置方式有( )。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "放顶煤开采存在的问题有( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "某矿发生瓦斯爆炸，通风区长因没有正确编制瓦斯检查计划图表而被处分。为吸取教训，若矿长安排由你来进行瓦斯检查计划图表设计，你认为瓦斯检查计划图表的内容应包括( )","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "煤尘爆炸效应主要有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "预防和减少采煤机故障的措施有( )。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "采煤工作面上隅角局部瓦斯积聚的一般处理方法有( )","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "煤矿安全生产工作中人们常说的“三违”行为是指( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "根据断层上、下两盘相对移动的方向，断层分为( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "采煤机滚筒截齿损坏方式有( )。","options": [],"answer": "【正确答案】BDEF","type": "choice"   },  {"question": "事故外伤现场急救技术主要有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "装备矿井安全监控系统的矿井，( )的测风站应设置风速传感器。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "液压牵引采煤机在井下打开牵引部维修时，可用( )擦拭液压油池及液压元件。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "躲人避难硐室的人员，要在硐室口外放置( )等作标记，以便矿山救护队发现抢救。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "煤矿安全生产工作中人们常说的“三违“行为是指( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "发生煤与瓦斯突出的预兆有()。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "《安全生产法》的出台，解决了目前安全生产面临的( )问题。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "瓦斯检查工应具备的素质有( )。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "通常以井筒形式为依据将矿井开拓方式划分为()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "刑事制裁是各种法律制裁中最为严厉的制裁，包括主刑和附加刑。以下几种制裁属于主刑的是( )。","options": [],"answer": "【正确答案】ADE","type": "choice"   },  {"question": "有以下哪几种情况之一时，不得排放瓦斯( )。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "以下属于滚筒采煤机电动机主要技术参数的是( )。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "煤（岩)层的产状要素有( )。","options": [],"answer": "【正确答案】ADE","type": "choice"   },  {"question": "采煤工作面遇顶底板松软或破碎、( )以及托伪顶开采时，必须制定安全措施。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "装备矿井安全监控系统的开采( )的矿井应设置一氧化碳传感器和温度传感器。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "煤炭生产许可证与采矿许可证是在不同的法律中作出的规定，他们之间的关系是( )。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "下列从业行为属于违章作业的是()。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "在( )情况下，尤其应该注意瓦斯涌出量的变化，以确保安全生产。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "按照瓦斯涌出地点和分布状况，瓦斯来源可分为( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿的( )等安全设备、设施和条件应符合国家标准、行业标准。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下使用的单体柱子有( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "掘进工作面瓦斯积聚的原因主要有( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "矿井瓦斯爆炸产生的有害因素是( )","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "属于准备巷道的有( )。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "滚筒采煤机在工作中，牵引速度要由小到大逐渐增加，不许猛增。要根据( )随时调整采煤机的牵引速度。","options": [],"answer": "【正确答案】DE","type": "choice"   },  {"question": "事制裁是各种法律制裁中最为严厉的制裁，包括主刑和附加刑。以下几种制裁属于主刑的是( )。","options": [],"answer": "【正确答案】AD","type": "choice"   },  {"question": "采掘工作面及其他作业地点风流中、电动机或开关安设地点附近20m以内风流中的瓦斯浓度达到1.5%时，必须（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "斯爆炸必须同时具备的条件是( )具备的条件是( )","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "安全生产法》的出台，解决了目前安全生产面临的( )问题","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "在无仪器情况下，判断润滑油脂好坏的方法，常见的有( )。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "采掘工作面及其他作业地点风流中、电动机或开关安设地点附近20m以内风流中的瓦斯浓度达到1.5%时，必须（)。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "对于有突出危险的煤层应采取( )等区域性防治突出措施","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "煤矿职工安全手册应载明( )等。、","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "一般采用的独巷排放瓦斯的方法有( )","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "在进风风流中，硐室深度不超过( )、入口宽度不小于( )而无瓦斯涌出，可采用扩散通风。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "下列哪种方法能减少掘进工作面的瓦斯涌出量？( )、","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "掘进井巷和峒室时，必须采取()等综合防尘措施。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "采煤机滚筒的主要作用有( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "关于井下电器操作行为，属于违章作业的是（ ）。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "以下哪些因素是确定矿井瓦斯等级的依据？( )","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "当滚筒采煤机司机较长时间离机时，应做( )工作。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "采煤工作面严禁使用的折损坑木为( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "在采用敲帮问顶、排除帮顶浮石的作业中，正确的做法是()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿进行采矿作业，不得采用可能危及相邻煤矿生产安全的( )等危险方法。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "风速表按测量范围的大小分为()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "按冒顶范围的不同可将煤层顶板事故分为( )。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "开采突出煤层时，必须采取( )等综合防治突出措施。、","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿安全生产要坚持“四并重”原则，“四并重”是指( )四并重。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "某高瓦斯矿井使用采煤机采煤。某日，跟机瓦斯检查工见工作面无异常，因有事脱岗3人，返回时，瓦斯浓度已达2%。幸未发生事故，此事例的教训是( )","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "在干式抽放瓦斯泵吸气侧管路系统中，必须装设有( )作用的安全装置，并定期检查，保持性能良好。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "排放瓦斯时，停电撤人的范围包括( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "以下几种制裁属于行政制裁的是( )劳动","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "生产经营单位的从业人员在作业过程中，应当( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "重大责任事故罪在客观方面必须具备的条件有( )。客观方面必须具备的条件有( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "瓦斯排完后，满足( )，方准指定专人恢复供电。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "某一矿井是煤与瓦斯突出矿井，由你进行开采设汁，不能选用哪些方法进行开斯突出矿井，由你进行开采设汁，不能选用哪些方法进行开采？( )","options": [],"answer": "【正确答案】ACDE","type": "choice"   },  {"question": "某矿井下一掘进工作面停风导致瓦斯积聚需要排放瓦斯。由你编制排放瓦斯措施，你认为排放瓦斯措施应包括下面哪些内容？( )","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "滚筒采煤机( )方式可实现牵引速度的无级调速。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "行政处罚有严格的程序，行政处罚程序的种类包括( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "矿井内一氧化碳的来源有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "瓦斯检查的范围应包括所有的( )","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "煤炭自燃的条件是()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "影响瓦斯爆炸界限的因索有( )。、","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "用的矿用瓦斯抽放泵的形式有( )","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "矿井瓦斯管理制度主要有( )。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "以下几种制裁属于行政制裁的是( )。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "运输系统主要有( )系统。","options": [],"answer": "【正确答案】ABF","type": "choice"   },  {"question": "划分矿井瓦斯等级的主要作用是( )","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "重大责任事故罪在客观方面必须具备的条件有( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "单体支架常用的有( )支护等几种形式。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "瓦斯检查的“三对口“是指( )上填记的有关情况和数据完全一致。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "以下几项制度中属于《煤炭法》规定的法律制度是( )。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "瓦斯地质图在防突工作中的作用有()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "有( )的采掘工作面，必须有专人经常检查，并安设甲烷断电仪。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "煤矿安全监察条例》确立了( )制度。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤是采煤机的破碎对象，其机械性质对采煤机( )有很大影响。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "滚筒直径一定的滚筒采煤机，滚筒转速对( )都有影响。","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "减少掘进工作面的瓦斯涌出量可采取()。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "“建立健全安全生产责任制度”是《煤炭法》确立的安全管理制度的一项重要内容，它包括( )。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "安全生产管理，坚持( )的方针。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "根据断层两盘相对移动方向的不同断层可分为()。通常情况下逆断层区域瓦斯含量相对较大。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "矿井通风系统漏风的主要危害有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "属于开拓巷道的有( )。","options": [],"answer": "【正确答案】ACDE","type": "choice"   },  {"question": "掘进工作面中最容易导致瓦斯积聚的因素有()。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "高瓦斯矿井进风的主要运输巷道内使用架线电机车时，( )必须设置甲烷传感器。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "滚筒采煤机采用链牵引时，牵引链的固定装置有( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "根据围岩与煤层的相对位置，可将煤层顶板分为( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "矿井风门设置和使用的基本要求包括()等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "锚杆支护可以起到( )作用。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "层瓦斯含量的大小取决于( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "井下爆炸材料库、机电设备峒室、()以及采掘工作面附近的巷道中，应备有灭火器材，其数量、规格和存放地点要在灾害预防和处理计划中确定。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "以下属于滚筒采煤机无链牵引装置形式的有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "一矿井发生瓦斯爆炸事故后需要建立井下临时瓦斯抽放泵站。若由你来进行设计，你考虑井下临时瓦斯抽放泵站应遵守以下哪些规定？( )","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "探放水钻孔参数主要包括（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下爆炸材料库、机电设备硐室,（ ）以及采掘工作面附近的巷道中，应备有灭火器材，其数量、规格和存放地点要在灾害预防和处理计划中确定。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "发生局部冒顶的预兆有（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "开采有瓦斯或二氧化碳喷出的煤(岩)层时、必须采取下列哪些措施？( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "运输系统主要有（ ）系统。","options": [],"answer": "【正确答案】ABF","type": "choice"   },  {"question": "瓦斯的主要性质有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "从业人员发现事故隐患或者其他不安全因素，应当立即向（ ）报告;接到报告的人员应当及时予以处理。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "井下发生险情，拨打急救电话时，应说清（ ）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采掘工作面或其他地点发现有突水征兆时，应当（）。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "以下几项制度中属于《煤炭法》规定的法律制度是（ ）。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "事故调查处理中坚持的原则是( )。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "一般煤层按厚度可分为( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "矿井提升机必须装设的保险装置有( )。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "综合机械化采煤是指采煤工作面的（ ）和顶板管理等基本工序都实现机械化作业。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "当工作面遇到有坚硬夹矸或黄铁矿结核时，滚筒采煤机强行切割会造成（ ）的后果。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "判断骨折的依据主要有（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下机电设备硐室应当设在进风风流中，硐室采用扩散通风时应符合的要求是（ ）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "发生煤与瓦斯突出的预兆有（ ）。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "对于使用立井罐笼提升的系统，其安全门、罐位、提升信号、摇台、阻车器等之间的关系为( )。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "用人工呼吸方法进行抢救，做口对口人工呼吸前，应（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿水害防治要坚持（ ）的原则。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "当开采煤层受底板高承压含水层威胁时，应当进行（ ）。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "滚筒直径一定的滚筒采煤机，滚筒转速对（ ）都有影响。","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "采煤机滚筒螺旋叶片升角为( )的滚筒装煤效果较好。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "取芯钻进时应注意（ ）。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "老窑水的特点是（ ）。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "煤矿井下紧急避险设施主要包括（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "斜井提升时，（ ）等属于违章行为，","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "矿井生产系统包括( )系统。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下使用的单体柱子有（ ）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "采掘工作面遇有（ ）时，应当立即停止施工，进行探放水。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "心跳呼吸停止后的症状有（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "滚筒采煤机用的工业齿轮油在工作面现场发现油液（ ）情况时，均应换油。","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "躲人避难硐室的人员，要在硐口外放置（ ）等做标记，以便矿山救护队发现抢救。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "下列从业行为属于违章作业的是（ ）。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "煤矿职工安全手册应载明（ ）等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "导水陷落柱对矿井水文地质条件的影响主要表现在（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "掘进井巷和硐室时，必须采取（ ）等综合防尘措施。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "在实施预防巷道冒顶事故措施的过程中，要特别注意顶与帮的背严背实问题，杜绝支架与围岩间的（ ）现象。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "单体支架常用的有（ ）支护等几种形式。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "在下列说法中，符合我国安全生产方针的是（ ）。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "《煤矿安全监察条例》确立了（ ）制度。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿作业场所职业危害的主要因素有（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "“建立健全安全生产责任制度”是《煤炭法》确立的安全管理制度的一项重要内容,它包括（ ）。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "矿井必须建立完善的防尘洒水系统，其防尘管路应（ ）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "《安全生产法》的出台，解决了目前安全生产面临的（ ）问题。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "煤层底板岩溶水的探查方法有（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "锚杆支护可以起到（ ）作用。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "我国综采电气设备电源电压等级多采用( )。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "按含水层和煤层的接触关系可将含水层分为（ ）。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "我国综采电气设备电源电压等级多采用（ ）。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "采用帷幕注浆截流的水源主要有（ ）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "人力推车时必须遵守的规定有（ ）。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "煤层按倾角可分为( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "预防触电伤亡事故的主要措施有（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "安全生产管理，坚持（ ）的方针。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "在煤矿井下判断伤员是否有呼吸的方法有（ ）","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "根据水源不同，可将矿井水害分为（ ）及岩溶水水害","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "压缩氧隔离式自救器在携带与使用中应注意（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井空气中含有的主要有害气体包括（ ）等。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "行政处罚有严格的程序，行政处罚程序的种类包括（ ）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "我国综采工作面的作业形式，一般有每天( )。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "通风不良的地区，都必须及时封闭或（ ）严禁人员入内。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "预防和减少采煤机故障的措施有（ ）。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "符合从业条件并经考试合格的特种作业人员，应当向其所在地的考核发证机关申请办理特种作业操作证，并提交（ ）等材料。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿安全生产工作中人们常说的“三违”行为是指（ ）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "老空区探放水设计应包含（ ）等图件.","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "生产经营单位的从业人员在作业过程中,应当（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "现场实际突水量的估算通常采用（ ）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "当煤矿井下存在老空积水区时，根据调查资料，在采掘工程平面图上要标出（ ）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "在煤矿井下搬运伤员的方法有（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "地表水体对矿床充水的作用主要取决于（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "以下属于滚筒采煤机电动机主要技术参数的是（ ）。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "按照采煤工艺方式和机械化程度不同，采煤方法可分为（ ）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "在实施预防巷道冒顶事故措施的过程中，要特别注意顶与帮的背严背实问题，杜绝支架与围岩间的( )现象。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "煤矿安全治理,要坚持（ ）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "罐笼的防坠器应满足( )要求。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "以下操作行为属于违章作业的是（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "在采用敲帮问顶、排除帮顶浮石的作业中，正确的做法是（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤尘爆炸效应主要有（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "刑事制裁是各种法律制裁中最为严厉的制裁，包括主刑和附加刑。以下几种制裁属于主刑的是（ ）。","options": [],"answer": "【正确答案】ADE","type": "choice"   },  {"question": "按含水介质(空隙)类型，地下水可分为（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "老空水突水预兆一般是（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "使触电人员摆脱电源的正确方法是（ ）","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "按照作用和服务范围的不同，巷道可分为（ ）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "在煤矿井下，硫化氢的危害主要表现为( )。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "建立健全（ ）是党和国家在安全生产方面对各类生产企业的政策要求，同时也是生产经营企业的自身需求。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "隔离式自救器分为化学氧自救器和压缩氧自救器两种。它们可以防护（ ）等各种有害气体。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "在煤矿井下，瓦斯的危害主要表现为（ ）。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "煤矿企业要积极依靠科技进步，应采取有利于职业危害防治和保护从业人员健康的（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿安全生产要坚持“四并重”原则，“四并重”是指（ ）四并重。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井应当具备完整的独立通风系统。( )的风量必须满足安全生产要求。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "事故发生时，现场人员的行动原则是（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "一般煤层按厚度可分为（ ）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "在煤矿井下，一般（ ）等最易积聚瓦斯。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "事故调查处理中坚持的原则是（ ）。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "事故外伤现场急救技术主要有（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "放顶煤开采存在的问题有（ ）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "在突出煤层的石门揭煤和煤巷掘进工作面进风侧，必须设置至少2道牢固可靠的反向风门，下列关于反向风门位置说法正确的是（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "综合机械化采煤是指采煤工作面的( )和顶板管理等基本工序都实现机械化作业。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "零件拆卸后，清洗时最常用的洗涤剂是( )。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "按力学特征将煤与瓦斯动力现象分为（ ）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "对长期被困井下人员急救升井时应采取（ ）等措施。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "按冒顶范围的不同可将煤层顶板事故分为（ ）。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "煤层底板含水层水的防治技术主要有（ ）","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "《煤矿安全规程》是煤矿安全法规体系中一部重要的安全技术规章，它具有（ ）的特点。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采煤工作面遇顶底板松软或破碎、（ ）以及托伪顶开采时，必须制定安全措施。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "对顶板孔隙水、裂隙水探查时，应探查（ ）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "《煤矿防治水细则》中水害综合治理措施有防、（ ）。","options": [],"answer": "【正确答案】ABCDEF","type": "choice"   },  {"question": "以下几种制裁属于行政制裁的是（ ）。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "滚筒采煤机用的工业齿轮油在工作面现场发现油液( )情况时，均应换油。","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "补强式支护方式主要有（ ）支护等。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "孔隙含水层的突水预兆有（ ）。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "采煤工作面严禁使用的折损坑木为（ ）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "入井前需要做的准备工作有（ ）。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "重大责任事故罪在客观方面必须具备的条件有（ ）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "属于回采巷道的有（ ）。","options": [],"answer": "【正确答案】ADE","type": "choice"   },  {"question": "通常以井筒形式为依据，将矿并开拓方式划分为（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "刨煤机在工作中，发现有下列哪些情况时，应立即停止刨煤，妥善处理后方可继续刨煤。( )","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "滚筒采煤机的截齿有两种类型，即( )。","options": [],"answer": "【正确答案】AE","type": "choice"   },  {"question": "煤层开采后，顶板破坏可划分为（ ）上“三带”。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "采煤机滚筒螺旋叶片升角为（ ）的滚筒装煤效果较好。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "因伤出血用止血带时应注意（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "化学氧隔离式自救器在使用中应注意（ ）","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤炭生产许可证与采矿许可证是在不同的法律中作出的规定，他们之间的关系是（ ）。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "过失犯罪的特点是（ ）。","options": [],"answer": "【正确答案】AE","type": "choice"   },  {"question": "煤矿的（ ）等安全设备、设施和条件应符合国家标准、行业标准。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "以下属于采区内硐室的有( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "当滚筒采煤机司机较长时间离机时,应做（ ）工作。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "疏放老空水时，应重点监测（ ）","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "采掘工作面或其他地点的突水征兆主要有（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "从业人员发现事故隐患或者其他不安全因素，应当立即向（ ）报告；接到报告的人员应当及时予以处理。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "常用的悬臂式支架的布置方式有（ ）。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "在无仪器情况下，判断润滑油脂好坏的方法，常见的有（ ）。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "发生煤炭自然发火的预兆有（ ）。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "石门揭露顶板含水层，（ ）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "零件拆卸后，清洗时最常用的洗涤剂是（ ）。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "影响触电危险性因素主要有（ ）","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "滚筒采煤机采用链牵引时，牵引链的固定装置有（ ）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "矿井生产系统包括（ ）系统。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井瓦斯爆炸将导致( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "根据断层上、下两盘相对移动的方向,断层分为（ ）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "多绳摩擦提升设置导向轮可使( )。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "橡套电缆的修补必须用阻燃材料进行( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "井下电气设备火灾可用( )灭火等。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "立井罐笼可以提升( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "从业人员发现事故隐患或者其他不安全因素，应当即向( )报告；接到报告的人员应当及时予以处理。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "煤尘爆炸必须同时具备的条件是( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "某矿新安装的提升机减速器使用一年后，发现齿轮严重磨损，润滑油呈褐色并带有铁粉，其损坏的原因是( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "数控提升机的主控回路一般由( )部分组成。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "一般情况下，掘进工作面炮眼的装药量从大到小排列为( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "安全生产工作的好坏关系到( )和国家形象。因此，必须把安全生产提高到政治的高度来对待。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "提升机闸瓦过热的原因是( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "罐耳的作用是( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "《煤矿安全规程》规定，凡井下盲巷或通风不良的地区，都必须及时封闭或( )，严禁人员入内。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "井下配电系统的主要保护有( )保护。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "目前，我国矿井提升机的操作方式有( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "使用中的钢丝绳要定期涂油，其主要作用是( )。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "因外伤出血用止血带时应注意( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "在冒顶事故抢救处理中，必须有( ),加强支护，防止发生二次冒顶;并且注意检查瓦斯及其他有害气体情况。","options": [],"answer": "【正确答案】AD","type": "choice"   },  {"question": "在处理冒顶事故中，必须( )清理出抢救人员的通道。必要时可以向遇险人员处开掘专用小巷道。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "在冒顶事故抢救处理中，必须有( )，加强支护，防止发生二次冒顶;并且注意检查瓦斯及其他有害气体情况。","options": [],"answer": "【正确答案】AD","type": "choice"   },  {"question": "井I煤矿的特点是:作业地点( ),地下开采技术复杂、生产环节多，工作面不断移动、地质条件常有变化。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "符合从业条件并经考试合格的特种作业人员，应当向其所在地的考核发证机关申请办理特种作业操作证，并提交( )等材料。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "瓦斯空气混合气体中混入( )会增加瓦斯的爆炸性，降低瓦斯爆炸的浓度下限。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "引起早爆的原因有( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "在下列说法中，符合我国安全生产方针的是( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "( )等必须有保护接地。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "立井井筒及倾角在45°及其以上的井巷内，固定敷设的高压电缆应采用( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "煤是采煤机的破碎对象，其机械性质对采煤机（ ）有很大影响。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "《煤矿安全规程》是煤矿安全法律法规体系中一部重要的安全技术规章，以下特点中正确的是( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "电网中电缆连接存在( )等、这些都是造成单相接地故障的主要原因。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "监护主提升机操作工的主要职责是( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿山企业职工必须遵守有关矿山安全的( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤层顶板冒顶事故能使采煤工作面及巷道( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "掘进井巷和硐室时，必须采用( )等综合防尘措施。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "滚筒驱动带式输送机必须装设( )。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "液压牵引采煤机在井下打开牵引部维修时，可用（ ）擦拭液压油池及液压元件。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "根据围岩与煤层的相对位置，可将煤层顶板分为（ ）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "属于行政法规的是( )。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "提升机房安全保卫制度要求:提高警惕，加强( )工作，保证提升设备的安全运行。","options": [],"answer": "【正确答案】CDE","type": "choice"   },  {"question": "防止瓦斯积聚和超限的措施主要有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "紧急避险设施应具备( )等基本功能，在无任何外界支持的情况下，额定防护时间不低于96h。","options": [],"answer": "【正确答案】ABCDEF","type": "choice"   },  {"question": "提升容器一般是指( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤与瓦斯突出危险性随( )增加而增大。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "《安全生产法》规定生产经营单位从业人员在安全生产方面有( )的权利。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "矿井通风的基本任务( )","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "井下使用的( )，应是阻燃材料制成的。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "某矿主井，当井口满仓后，箕斗在卸载位置被卡住，操作者未发觉。当发现大部分绳坠落在地面时，立即反方向运行。由于受到震动，造成箕斗猛然下落，拉断钢丝绳而坠入井底。该事故说明( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井通风的基本任务是( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "隔爆型电气设备的标志符号由( )组成。","options": [],"answer": "【正确答案】ADF","type": "choice"   },  {"question": "为了预防煤尘爆炸事故的发生，煤矿井下生产过程中必须采取一定的减尘、降尘措施。目前，常采用的技术措施有( )、通风防尘、喷雾洒水刷洗岩帮等。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "提升电动机过热的原因是( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "滚筒采煤机在工作中，牵引速度要由小到大逐渐增加，不许猛增。要根据（ ）随时调整采煤机的牵引速度。","options": [],"answer": "【正确答案】DE","type": "choice"   },  {"question": "隔爆型防爆电气设备外壳防爆接合面的主要参数有( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "在煤矿井下，瓦斯的危害主要表现为( )。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "造成局部通风机循环风的原因可能是( )。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "铵梯炸药按主要组成成分分为( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "某矿提升机实行控制部分数字化改造后，经常会出现“同步请求故障”，产生的原因可能有( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "在顶板事故抢救中遇有大块岩石时，不许用爆破方法处理，如果威胁遇险人员时，则可用( )等工具移动石块，救出遇险人员。","options": [],"answer": "【正确答案】AD","type": "choice"   },  {"question": "煤矿井下紧急避险设施主要包括( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "斜井提升时，( )等属于违章行为。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "关于对井下电缆的选用，下列哪些是正确的?( )","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "“建立健全安全生产责任制度”是《煤炭法》确立的安全管理制度的--项重要内容，它包括( )。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "箕斗提升的定量装载控制方式有( )。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "采煤机滚筒的主要作用有（ ）。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "入井前需要做的准备工作有( )","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "影响矿井气候条件的因素有( )。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "发生煤与瓦斯突出的预兆有( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "矿井瓦斯爆炸的条件是( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "从使用效果上看，下列喷嘴喷雾效果较好的是（ ）。","options": [],"answer": "【正确答案】DE","type": "choice"   },  {"question": "滚筒采煤机（ ）方式可实现牵引速度的无级调速。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "以下关于风速的规定哪些是正确的？( )","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "爆破连线的方式有( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "上止血带时应注意( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "提升机主轴轴承发热，烧坏的原因是( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "在煤矿井下，硫化氢气体危害的主要表现为( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤电钻综合保护装置，是指设有( )及远距离启动和停止煤电钻功能的综合保护装置。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "滚筒采煤机冷却系统主要用于冷却（ ）。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "滚筒采煤机的截齿有两种类型，即（ ）。","options": [],"answer": "【正确答案】AE","type": "choice"   },  {"question": "钢丝绳的静张力包括( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "电缆常见的故障有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "交班不交给( )和精神不正常的人。","options": [],"answer": "【正确答案】BC","type": "choice"   },  {"question": "煤电钻综合保护装置由( )等几部分组成。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "矿井风门设置和使用的基本要求包括( )等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿井下安全避险“六大系统“是指( )","options": [],"answer": "【正确答案】ABCDEF","type": "choice"   },  {"question": "井下供电网路中，( )应装设局部接地极。","options": [],"answer": "【正确答案】BCDEG","type": "choice"   },  {"question": "在水平巷道及倾角在45°以下的井巷内，固定敷设的高压电缆应采用( )。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "矿井内一氧化碳的来源有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "提升机的检修工作分为( )。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "我国煤矿多为井工开采，作业地点经常受到( )有毒有害气体和破碎顶板的威胁。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "除交接班升降人员时外，在执行( )任务时，也必须是正主提升机操作工操作，副主提升机操作工监护。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿作业场所职业危害的主要因素有( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "煤矿特种作业人员应具备的素质是( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "发生煤炭自燃发火的预兆有( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "在采用敲帮问顶、排除帮顶浮石的作业中，正确的做法是( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "造成滚筒采煤机滚筒升起后自动下降的原因是（ ）。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "煤(岩)层的产状要素有（ ）。","options": [],"answer": "【正确答案】ADE","type": "choice"   },  {"question": "井下采煤工作面供电方式主要有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "以下属于采区内硐室的有（ ）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "下面( )可以使静张力变大。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "通常以井筒形式为依据，将矿井开拓方式划分为( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "生产经营单位应当对从业人员进行安全生产教育和培训，保证从业人员具备( )。未经安全生产教育和培训合格的从业人员，不得上岗作业。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "隔爆型电气设备的防爆特征有( )。","options": [],"answer": "【正确答案】AD","type": "choice"   },  {"question": "采掘工作面或其他地点的突水征兆主要有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "发生局部冒顶的预兆有( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "对防爆电气设备的通用要求有( )等内容。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "某矿发生瓦斯爆炸，其火源判定为电源引入装置的失爆。一般电源引入装置失爆的现象有( )。","options": [],"answer": "【正确答案】CDEFG","type": "choice"   },  {"question": "判断骨折的依据主要有( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "周期来压的主要表现形式是( )。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "JDB系列电动机综合保护器的保护功能有( )保护。","options": [],"answer": "【正确答案】ABCEF","type": "choice"   },  {"question": "预防巷道冒顶事故应采取的措施主要包括( )等。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井底车场的信号必须经由井口信号工转发，但有下列情形( )时不受此限。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下发生险情，拨打急救电话时，应说清( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "供电网路中，( )均可能会引起漏电故障。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "我国综采工作面的作业形式，一般有每天（ ）。","options": [],"answer": "【正确答案】CD","type": "choice"   },  {"question": "某矿主井绞车，正、副主提升机操作工在提升机全速运行的情况下交接，当提至接近井口位置时，突然断电停车。待故障处理好后，主提升机操作工没辨清运转方向，误操作反向运行，将重箕斗全速下放，致使空箕斗直冲过卷，空、重箕斗分别进入上、下楔形罐道，撞在防撞梁上。发生该事故的主要原因是( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "立井箕斗提升速度图包括( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "巡回检查主要采用( )等方法。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "某矿-运行中的输送机电动机烧毁，导致电动机烧毁的原因有( )。","options": [],"answer": "【正确答案】BCDEF","type": "choice"   },  {"question": "采煤机滚筒截齿损坏方式有（ ）。","options": [],"answer": "【正确答案】BDEF","type": "choice"   },  {"question": "属于准备巷道的有（ ）。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "煤矿井下低压供电系统通常用的电压可为( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "提升机联轴器发出异响的原因是( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "提升容器主罐道的结构形式一般有( )。","options": [],"answer": "【正确答案】ABDE","type": "choice"   },  {"question": "煤层按倾角可分为（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "多绳摩擦轮绞车车槽装置的用途有( )。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "在煤矿井下，瓦斯容易局部积聚的地方有( )。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "( )可造成电动机过负荷。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下常见的过电流故障有( )。","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "煤矿特种作业是指容易发生事故，对( )的安全健康及设备、设施的安全可能造成重大危害的作业。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "属于开拓巷道的有（ ）。","options": [],"answer": "【正确答案】ACDE","type": "choice"   },  {"question": "提升机房油着火时，可能使用的灭火器材有( )。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "电缆主芯线截面可依照( )原则进行选择或验算。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "刨煤机在工作中，发现有下列哪些情况时，应立即停止刨煤，妥善处理后方可继续刨煤。（ ）","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "多绳摩擦提升机的绳槽摩擦衬垫在( )时，必须进行更换。","options": [],"answer": "【正确答案】BD","type": "choice"   },  {"question": "防止瓦斯爆炸的措施是( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "关于井下电气操作行为，属于违章作业的是( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下爆炸材料库、机电设备硐室、( )以及采掘工作面附近的巷道中，应备有灭火器材，其数量、规格和存放地点要在灾害预防和处理计划中确定。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "如一时不能恢复冒顶区的正常通风，则可以利用( )向被埋压或截堵的人员供给新鲜空气。","options": [],"answer": "【正确答案】AD","type": "choice"   },  {"question": "钢丝绳损坏的原因有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "爆破母线与( )应分别挂在巷道两侧。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采区煤仓的作用是（ ）。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "在提升制动装置中盘形制动器闸瓦断裂，制动盘磨损的原因是( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "掘进工作面中最容易导致瓦斯积聚的因素有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "钢丝绳出现( )任一情况时必须更换。","options": [],"answer": "【正确答案】BCD","type": "choice"   },  {"question": "以下属于滚筒采煤机无链牵引装置形式的有（ ）。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤与瓦斯突出的危害有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "瓦斯超限作业，是指有下列情形之一的：( )","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "井下采掘机械设备常用电压等级有( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "煤炭自燃的条件是( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下临时停工地点不得停风，否则应采取( )等措施。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "深度指示器丝杠动作不灵活的原因是( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采掘工作面或其他地点发现有突水征兆时，应当( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "采掘工作面机其他作业地点风流中、电动机或开关安设地点附近20m以内风流中的瓦斯浓度达到1.5%，必须( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "生产经营单位应当对从业人员进行安全生产教育和培训，保证从业人员( )。未经安全生产教育和培训合格的从业人员，不得上岗作业。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "煤矿企业对供电的要求是( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "( )人员均容易引发事故。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "提升机电气控制系统中的控制回路主要包括( )。","options": [],"answer": "【正确答案】ACE","type": "choice"   },  {"question": "处理拒爆时，必须遵守( )的规定。","options": [],"answer": "【正确答案】ABCDE","type": "choice"   },  {"question": "炮泥具有( )的作用。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "2号岩石铵梯炸药主要由( )组成。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "煤矿井下巷道用于隔断风流的设施主要是( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "地面爆炸材料库按其服务年限可分为( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "违法行为，又称违法，是指人们( )的活动。","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "预防爆破崩倒支架采取的措施有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "我国煤矿多为地下开采，作业地点经常受到( )和顶板灾害的威胁。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "顶板事故发生后，如暂时不能恢复冒顶区的正常通风等，则可以利用( )向被埋压货截堵的人员供给新鲜空气、饮料喝食物。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "企业取得安全生产许可证，在从业人员方面应具备( )条件。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下发生瓦斯爆炸时，减轻伤害的自救方法有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "工作面有2个或2个以上自由面时，在煤层中最小抵抗线不得小于( )，在岩层中最小抵抗线不得小于( )，浅眼装药，爆破大岩块时，最小抵抗线和封泥长度都不得小于( )。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "采煤工作面爆破时的主要爆破参数是指( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "影响炸药爆速的因素有( )。","options": [],"answer": "【正确答案】ABCE","type": "choice"   },  {"question": "确定矿井瓦斯等级的依据是( )","options": [],"answer": "【正确答案】ACD","type": "choice"   },  {"question": "下列气体有毒的是( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "属于法律的是( )。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "水炮泥具有( )的作用。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤尘爆炸效应主要有( )","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "煤矿井下爆破作业，必须使用( )。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "企业民主监督的主要形式有( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "采掘工作面或其他地点遇到有突水预兆时。必须( )，撤出所有受水威胁地点的人员。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "放空炮的原因是( )。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "炸药爆炸充分反应后的产物为( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "矿用炸药按使用条件分为( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "井下机电设备硐室应当设在进风风流中，硐室采用扩散通风时，应符合的要求是( )。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "井工煤矿的特点是:作业地点( )，地下开采技术复杂、生产环节多，工作面不断移动、地质条件常有变化。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "食盐在煤矿许用炸药中起( )的作用。","options": [],"answer": "【正确答案】AC","type": "choice"   },  {"question": "煤矿井下允许使用的含水炸药有( )。","options": [],"answer": "【正确答案】AB","type": "choice"   },  {"question": "井下各地点的实际需要风量，必须使该地点风流中的( )符合《煤矿安全规程》的有关规定。","options": [],"answer": "【正确答案】ABC","type": "choice"   },  {"question": "药头式瞬发电雷管的电点火装置由( )组成。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "三人连锁爆破时，班组长接到警戒牌后，一方面派人警戒，一方面要详细检查( )。","options": [],"answer": "【正确答案】BCDE","type": "choice"   },  {"question": "采掘工作面或其他地点发现有( )、底板鼓起或产生裂隙出现渗水、水色发浑、有臭味等突水预兆时，必须停止作业,采取措施。","options": [],"answer": "【正确答案】ABCDEFG","type": "choice"   },  {"question": "煤矿企业必须建立( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "老空区往往有( )。","options": [],"answer": "【正确答案】ABCD","type": "choice"   },  {"question": "井下用机车运送爆炸材料时，应遵守的安全规定有( )。","options": [],"answer": "【正确答案】ABD","type": "choice"   },  {"question": "矿井供电三大保护的内容是(    )。","options": [],"answer": "【正确答案】BCE","type": "choice"   },  {"question": "通常所说的顶板管理，就是控制工作面矿山压力显现的方法。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "检修电气设备，严格执行“谁停电，谁送电“的原则。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "我国煤矿生产安全状况较差的原因较多，但煤矿职工整体素质较差，法律意识淡薄是不可忽视的主观因素。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全生产责任制是一项最基本的安全生产制度，是其他各项安全规章制度得以切实实施的基本保证。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "违法的主体必须具有责任能力。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出矿井的人员必须携带过滤式自救器。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进工作面的局部通风机停风时，要立即撤出工作人员。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "作业规程审批后，要组织全体员工学习贯彻，考试不及格者不准上岗作业。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全与生产的关系是，生产是目的，安全是前提，安全为了生产，生产必须安全。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "随着工作面不断推进，基本顶（又称老顶）周而复始地发生断裂的现象，称为基本顶初次来压。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿生产中，事故的预防和处理都是较为重要的工作，都必须重点去抓，不能有主次之分。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "特殊情况下，煤矿井下可进行裸露爆破，但必须有专门措施。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用掘进机掘进，检修掘进机时，严禁其他人员在截割臂和转载桥下方停留或作业。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全与生产的关系是对立的。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "综采支架要垂直顶底板，歪斜要小于±7°（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "一台局部通风机可同时向多个掘进工作面供风。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面强行过断层时，要加强顶板管理，不必制定专门安全技术措施。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "必须按规定乘人车和乘罐笼以及其他载人设备，不准爬踏跳车和违章乘车，更不准爬带式输送机。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全检查工不坚守岗位而发生事故的要追究其行政责任。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿工人不仅有安全生产监督权、不安全状况停止作业权、接受安全教育培训权，而且还享有安全生产知情权。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "底板松软时，支柱要穿柱鞋。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全检查工要经过安全技术培训，取得合格证才能上岗。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面混合气体中混入了可燃气体，会使瓦斯爆炸下限降低。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全生产教育、培训，应坚持“统一规划，归口管理，分级实施，分类指导，教考分离“的原则。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在发生安全事故后，从业人员有获得及时抢救和医疗救治并获得工伤保险赔偿的权利。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液压支架升架时要有足够的初撑力，与顶板接触严密。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全生产责任制是“安全第一，预防为主，综合治理“方针的具体体现，是煤矿企业最基本的安全管理制度。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻眼时发现炮眼渗水，不要拔出钎杆。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾斜煤层中液压支架的移架顺序是由上而下。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "进、回风井之间和主要进、回风巷之间的每条联络巷中，必须砌筑永久性风墙。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "工作面瓦斯、煤尘超限时，必须立即停止割煤，必要时按规定停电，撤出人员。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全警示标志，能及时提醒从业人员注意危险，防止从业人员发生事故，因此对其设置应越多越好。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "倾斜巷道的棚子必须有足够的迎山角。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面有透水征兆时，要立即停止掘进。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤炭生产是一项比较危险的生产活动，企业在与从业人员订立“生死合同“时，必须如实告知从业人员，并经双方签字后方可生效，否则将视为无效合同。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在冬季，经领导批准，井下个别硐室可采用灯泡取暖，但不准用电炉取暖。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面必须开展支护质量和顶板动态监测。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "调度绞车又称慢速绞车，是用来拆除和回收采掘工作面支柱的一种绞车。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用轨道机车运输时,列车或者单独机车均必须前有照明，后有红灯。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "机电硐室内必须设置足够数量的扑灭电气火灾的灭火器材。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面必须采用矿并全风压通风，禁止采用局部通风机稀释瓦斯。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井必须采用机械通风。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防水闸门硐室前后两侧要分别砌筑5m混凝土护喧。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒驱动的带式输送机，当带式输送机采取可控软启动、制动措施时，钢丝绳芯输送带设计安全 系数的选取范围为8 ~ 9。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采区变电所及实现采区变电所功能的中央变电所必须有独立的通风系统。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出的危险性随煤（岩）层倾角的增大而增大。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下掘进工作面不得使用扩散通风。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下爆炸物品库必须有独立的通风,系统，回风风流必须直接引入矿井的总回风巷或者主要回风巷中（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产矿井转入新水平生产、改变一翼或者全矿井通风系统后，必须重新进行矿井通风阻力测定。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿安全监察机构是《煤矿安全监察条例》的执法主体。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层倾角大于12°的采煤工作面采用下行通风时，在进、回风巷中必须设置消防供水管路。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液压支架顶梁与顶板平行支设，其最大仰角小于5°。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井每年安排采掘作业计划时必须核定矿井生产和通风能力可以超通风能力生产（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "进风井口以下的空气温度(干球温度，下同)必须在5℃以上（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "综合机械化采煤工作面，照明灯间距不得小于30m。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井井下必须安设辅助通风机。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "变压器中性点直接接地供电系统发生人体触电时，增大了人体触电电流。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "检修、搬迁电气设备前，检验无电后，必须检查瓦斯，在其巷道风流中瓦斯浓度在1％以下时，方可进行导体对地放电。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产矿井现有箕斗提升井兼作回风井时，井上下装、卸载装置和井塔(架)必须有防尘和封闭措施，其漏风率不得超过15%。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，采用钢丝绳牵引带式输送机运送人员时在输送机全长.上下人员地点,应当装有可由乘坐人员或者其他人员操作的紧急停车装置。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "用轨道机车运输时，新投用机车应当测定制动距离，之后每两年测定1次。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业及其人员因煤矿安全监察机构违法给予行政处罚受到损害的，有权依法提出赔偿要求。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进的工作面每次爆破前，必须派专人和瓦斯检查工共同到停掘的工作面检查工作面及其回风流中的瓦斯浓度，瓦斯浓度超限时，必须先处理瓦斯。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井每年安排采掘作业计划时必须核定矿井生产和通风能力，必须按实际供风量核定矿井产量，严禁超通风能力生产（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "贯通巷道贯通后，必须停止采区内的一切工作，立即调整通风系统，风流稳定后，方可恢复工作。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井必须建立测风制度，测风周期必须大于10 天。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业可不建立入井检身制度和出入井人员清点制度。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿安全检查是保护安全生产，保证职工安全健康的需要。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用轨道机车运输时，必须有用信号灯发送紧急停车信号的规定，非危险情况下，任何人不得使用紧急停车信号。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "斜井人车发生跑车时，乘车人员要迅速跳车逃生。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采空区瓦斯抽放点必须用不燃性材料建筑永久性密闭，其厚度不得小于500mm。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井必须制定主要通风机停止运转的应急预案。因检修、停电或者其他原因停止主要通风机运转时，必须制定停风措施。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "有突出危险的采煤工作面严禁采用下行通风。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面初次放顶时，必须制定专门措施。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾斜井巷内使用串车提升时，兼作行驶人车的倾斜井巷，在提升人员时，倾斜井巷中的挡车装置和跑车防护装置必须是常闭状态并闭锁。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "放炮点20m内瓦斯大1.5%必须停止放炮（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "溜煤眼可以兼作风眼使用。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采区内为构成新区段通风系统的掘进巷道或者采煤工作面遇地质构造而重新掘进的巷道，布置独立通风有困难时，其回风可以串入采煤工作面，但必须制定安全措施，且串联通风的次数不得超过了次:构成独立通风系统后，必须立即改为独立通风。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采、掘工作面应当实行独立通风严禁2个掘进工作面之间串联通风。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "带式输送机运输应当具备沿线急停闭锁功能。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "无极绳连续牵引车、绳牵引卡轨车、绳牵引单轨吊车，运送人员时，必须设置卡轨或者护轨装置，采用具有制动功能的专用乘人装置，必须设置跟车工。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用钢丝绳牵引带式输送机运送人员时，运行速度不得超过2.0m/s。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "工作面煤壁、刮板输送机和支架都可以不用保持直线。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "全规程》规定，同一线路必须使用同一型号钢轨，道岔的钢轨型号不得高于线路的钢轨型号。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "预紧力矩抽检率10%，并按每300根顶、帮锚杆各抽检1组（）（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产矿井主要通风机必须装有反风设施。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "半煤岩巷在爆破掘进时，掏槽眼应尽可能布置在岩层中。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安检工有权制止“三违“行为。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采、掘工作面应当实行独立通风严禁2个采煤工作面之间串联通风。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤岩、半煤岩巷道掘进，应采用压入式通风，不得采用抽出式通风（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿 安全规程》规定，滚筒驱动带式输送机机头、机尾及搭接处，应当有照明。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿应制定瓦斯事故应急预案、安全监控人员岗位责任制、操作规程、值班制度等规章制度。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "便携式甲烷检测报警仪是具有甲烷浓度数字显示、超限报警的携带式仪器，包括具有无线传输功能的携带式甲烷检测报警仪（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下严禁裸露爆破。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产经营单位为从业人员提供劳动保护用品时，可根据情况采用货币或其他物品替代。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用架空乘人装置运送人员时，驱动系统必须设置失效安全型工作制动装置和安全制动装置，安全制动装置必须设置在从动轮上。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采(盘)区进、回风巷必须贯穿整个采(盘)区，严禁一段为进风巷、一段为回风巷。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿新购入的输送带应当全部进行阻燃抗静电性能检测，检测工作应当由具备检测能力的机构承担。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿用无轨胶轮车必须配备足够数量的灭火器材，运输时应当遵循集中原则。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "被控开关的电源侧应设置馈电传感器或接点。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产矿井装有带式输送机的井筒兼作回风井时，并筒中的风速不得超过6m/s，且必须装设甲烷断电仪（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全监控设备的供电电源不得接在被控开关的负荷侧。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "并下机电设备硐室必须设在进风风流中。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾斜井巷内使用串车提升时，在上部平车场接近变坡点处，安设能够阻止未连挂的车辆滑入斜巷的阻车器。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "无极绳连续牵引车、绳牵引 卡轨车、 绳牵引单轨吊车 车辆脱轨后复轨时，必须后释放牵引钢丝绳的弹性张力。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "带式输送机驱动滚筒下风侧10~15m处应当设置烟雾传感器，宜设置二氧化碳传感器。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "并下所有煤仓和溜煤眼都应当保持定的存煤，不得放空。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "进风井口必须布置在粉尘、有害和高温气体不能侵入的地方。已布置在粉尘、有害和高温气体能侵入的地点的，应当制定安全措施。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出的岩巷掘进采用局部通风机通风时，应当采用抽出式。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井必须有足够数量的通风安全检测仪表。仪表必须由具备相关资质的检验单位进行检验。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "停掘的工作面必须保持正常通风设置栅栏及警标，每班必须检查风筒的完好状况和工作面及其回风流中的瓦斯浓度，瓦斯浓度超限时，可正常生产。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井主通风机改变主要通风机转数、叶片角度或者对旋式主要通风机运转级数时，必须经矿总工程师批准。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，行人跨越带式输送机处，应当设过桥。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "乘坐平巷人车或专列人车，上、下车时必须切断该区段架空线电源。(乘坐平巷人车或专列人车，上、下车时必须切断该区段架空线电源。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液压支架的移架区内不准有人作业、停留或穿越。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井筒、风桥和主要进、回风巷等没有最低风速约束，表示这些井巷无风也可以。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "进、回风井之间和主要进、回风巷之间的每条联络巷中，必须砌筑暂时性风墙:需要使用的联络巷，必须安设2道联锁的正向风门和2道反向风门。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用平巷人车运送人员时，人员上下车地点应当有照明，架空线必须设置分段开关或者自动停送电开关，人员上下车时必须切断该区段架空线电源。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "长度超过1.5km的主要运输平巷或者高差超过50m的人员上下的主要倾斜井巷，应当采用机械方式运送人员。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面的进风和回风不得经过采空区或冒顶区。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "过于自信和疏忽大意的过失而造成重大事故发生的，由于主观上不希望发生，不是有意识行为，不应对责任人定为重大责任事故罪。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "直接顶的作用力必须由支架完全承担。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "新建矿井不得使用钢丝绳牵引带式输送机。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾斜井巷中使用的带式输送机，下运时，必须装设防逆转装置和制动装置。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面的进风流中，氧气浓度不低于20%，二氧化碳浓度不超过0.5%。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井需要的风量按实际需要计算风量时，应当避免备用风量过大或者过小。煤矿企业应当根据具体条件制定风量计算方法，至少每5年修订1次（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井必须制定主要通风机停止运转的应急预案。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "两根爆破导线，一根与轨道接触，另一根与地或管路接触，不会引起爆炸。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机停止工作或者检修时，应当切断采煤机前级供电开关电源并断开其隔离开关，断开采煤机隔离开关，打开截割部隔离器。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "故障闭锁功能是指当与闭锁控制有关的设备未投入正常运行或故障时，应切断该监控设备所控制区域的全部非本质安全型电气设备的电源并闭锁。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "因支承条件改变而使巷道两侧载荷增加形成的集中应力称为矿山压力。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "用架线电机车牵引矿车运送人员时，邻近电机车的两辆矿车内可以乘人。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用平巷人车运送人员时，两车在车场会车时，驶出车辆应当停止运行，让驶入车辆先行。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "局部通风机风筒末端距工作面的距离，岩巷不大于5m，煤巷不大于10m。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用轨道机车运输时，正常运行时，机车必须在列车前端。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "从业人员有获得符合国家标准的劳动防护用品的权利。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井通风系统是矿井主要通风机的工作方法、矿井通风方式和通风网络的总称。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对金属顶梁和单体液压支柱，在采煤工作面回采结束后或者使用时间超过8个月后，必须进行检修。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下掘进工作面不得使用扩散通风（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "遇断层、褶曲或层理裂隙发育时，支护必须紧跟到掘进头（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "由下向上掘进20°以上的倾斜巷道时，必须将溜煤（砰）道与人行道分开，防止煤（砰）滑落伤人。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "砌碹巷道的碹体和顶之间必须用杂物充满充实。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业要保证“安全第一，预防为主，综合治理“方针的具体落实，必须严格执行《煤矿安全规程》。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立法机关经立法程序制定、认可的法律，才有实施保证；而群众组织、社会团体的文件，不具有国家强制力的保证。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "新建高瓦斯矿井可以使用架线电机车运输。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "2004年12月18日，蹬钩工龙某在井下1203工作面作业时，擅自开动绞车，使下放的两节重车撞到停在空车道上的车斗，将掘进区爆破工庄某挤死，属于重大责任事故罪。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "新建矿井不得使用钢丝绳牵引带式输送机。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿山职工有享受劳动保护的权利，没有享受工伤社会保险的权利。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "把作业场所和工作岗位存在的危险因素，如实告知从业人员，会有负面影响，增加思想负担，不利于安全生产。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "制定《安全生产法》最重要的目的是制裁各种安全生产违法犯罪行为。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "巷道风流氧气浓度低于17%时，禁止人员入内（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高档普采工作面内严禁混用不同型号的支柱。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道贯通时可两个工作面同时掘进（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全监控工及检修、值班人员应可不经过培训直接上岗。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "主要通风机无管理制度、经常停开的矿井必须停止生产。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "不定期检查是不定时、不定点、不通知或通知的临时性抽查。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘机械外喷雾工作压力不得低于2MPa（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "排放被淹井巷的积水时，要定期检查水面的空气成分。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿安全监控系统必须与上一级管理部门联网。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道内轨道运输坡度大于7%时，严禁使用人力推车。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "锚杆支护巷道的加强支护应该优先选用单元支架（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "某乡办小井瓦斯检查工王某，自2005年8月下旬起，已测知井下瓦斯浓度日趋上升。但未及时报告处理。9月2日，井下爆破时，王某又没有检查瓦斯，结果爆破引起瓦斯爆炸，死伤多人，属于重大责任事故罪。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "独头巷道拆换支架，必须由外向里进行。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "凡属违法行为，都应追究违法者的刑事责任，给予刑事制裁。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚杆设计锚固力应为锚杆屈服力的85%（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "失爆指电气设备的隔爆外壳失去了耐爆性或隔爆性，缺螺栓、弹簧垫圈，密封圈老化。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿产资源的开采，不论开采规模的大小，在安全和物质保证上都必须立足于保护矿山职工的人身安全。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "锚杆安装时出现煤岩片、冒情况，可在托盘下方加垫木板、塑料等塑性材料。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯检查工下井时应携带便携式甲烷检测报警仪和光学甲烷检测仪。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "卸载滚筒作驱动滚筒的带式输送机，烟雾传感器应当安装在滚筒正上方。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "爆破产生的有害气体有：NO2，CO2，CO，SO2等（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "锚杆设计锚固力应为锚杆屈服力的标准值（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工程平面图是矿图中最基本、最主要的综合性图纸。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防爆设备的密封胶圈的内径与电缆外径间隙不大于1mm。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对触电人员进行抢救时，若触电人员呼吸和心跳都已停止，应同时进行人工呼吸、胸外心脏挤压。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道变形、破坏的原因主要是受到顶压、侧压和底压的作用，其中主要受顶压的作用。只有在底板松软和顶压、侧压大的情况下，才会底鼓。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井必须建立测风制度，每周至少进行1次全面测风。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面人员不准进入采空区回收材料。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "最小抵抗线小于规定值，就会威胁到安全（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "光学甲烷检测仪是采用光学原理检测甲烷浓度的便携式仪器。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "绳牵引带式输送机运送人员时，在机头机尾上人处，必须设有人员越位的防护设施或保护装置，并装设机械式倾斜挡板。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "的车辆必须为专用车辆，严禁使用非乘人装置运送人员。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机截割传动装置外表面应平整，不应有尖棱、飞边、毛刺、裂纹等缺陷，并按图样要求喷(涂)防锈底漆，漆面应厚薄均匀，结合牢固，无起皮、脱落。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿产品安标号为KY（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发现有人触电，应赶紧拉其脱离电源。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全检查工发现不安全问题和隐患，有权要求有关部门和单位采取措施限期解决整改。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻孔到深度后，须将钻杆来回抽动一次，以利排渣（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "火灾是井下CO的主要根源（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "有煤与瓦斯突出的矿井，入井人员必须携带过滤式自救器。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿用带式输送机，输送机各零部件应具有光清、整齐的轮廓，不应有明显的凹凸、缺口、卷边、夹渣音等缺陷。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "单轨吊车、卡轨车、齿轨车、胶套轮车、无极绳连续牵引车必须设置司机与相关岗位工之间的信号联络装置。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "锚固力抽检率3%,并按每300根顶、帮锚杆各抽检1级（）（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在有架线的巷道内行走时，铁锹、钻杆等工具要扛在肩上。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "装药前，有冒顶、透水、瓦斯突出征兆，须报告班长，实时办理（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巡视电气设备时，人体与带电导体的距离，要大于最小安全距离，10kV以下不小于O.7m,35kV不小于1m。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "断电控制器是控制馈电开关或电磁起动器等的装置。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿特种作业人员必须经过安全生产教育培训，其他人员则不必。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "液压泵站压力表要准确可靠，误差不超过±0.5MPa。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用掘进机、掘锚一体机、连续采煤机掘进时，开机、退机、调机前，必须发出报警信号。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "无极绳连续牵引车、绳牵引卡轨车、绳牵引单轨吊车，运送人员时，运行时绳道内必须有人监督指挥。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚杆预紧力应为屈服力的30-60%（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "带式输送机驱动滚筒上风侧 5 ~ 10m处应当设置烟雾传感器，宜设置一氧化碳传感器。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "分站一般选用工控微型计算机或普通微型计算机、双机或多机备份。 （ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用铰接顶梁工作面铰接率要大于85%。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "新建高瓦斯矿井、突出矿井、煤层容易自燃矿井及有热害的矿井应当采用中央并列式通风式通风。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿灯必须有可靠的短路保护装置。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道掘进，主要有炮掘、综掘和边采机掘（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面必须实行湿式钻眼。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井必须建立测风制度，每周至少进行1次全面测风。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下采掘工作面的进风流中，氧气浓度不得低于25%。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用架空乘人装置运送人员时，除采用固定抱索器的架空乘人装置外，应当设置乘人间距提示或者保护装置。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出掘进面，必须使用安全等级不低于3级的煤矿许用含水炸药（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "支架整架和主要部件应设有起吊点，起吊点结构应能承受3倍起吊重量的力。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产水平和采(盘) 区必须实行分区通风。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "顶板离层仪应该安装在巷道锚杆之间（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在煤矿安全生产方面，安全生产许可证制度是一项基本制度，由国家强制力来保证它的实施。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下高压供电必须装设三大保护。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "新建、扩建矿井可以采用普通轨斜井人车运输。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "巷道复杂地段应采取联合支护，且应延伸到正常段的5m以上（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "锚固剂的型号CK2370，“70”的意思是直径（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿安全监控系统不得采用虚拟机替代主机。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下充电室必须有独立的通风系统，回风风流应当引入回风巷。9","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用两只以上不同型号的锚固剂时应按照凝固时间先慢后快顺序依次放入孔中（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "敲帮问顶要由1名有经验的老工人进行操作（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "检修电气设备停电后，就可以开盖检修。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "预紧力矩的监测工具为力矩扳手（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业有权拒绝任何人违章指挥，有权制止任何人违章作业。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下每人每分钟供给风量不得小于4立方米（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "值班室电钳工每天应对漏电继电器的运行情况进行1次检查和试验。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "带式输送机严禁人料混装。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在斜巷内必须严格执行开车不行人、行人不开车的规定。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用轨道机车运输时，列车通过的风门，必须设有当列车通过时能够发出在风门两侧都能接收到的提示信号装置。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿应建立安全监控设备检修室，负责本矿安全监控设备的安装、调校、维护和简单维修工作。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "企业的从业人员没有经过安全教育培训，不了解规章制度，因而发生重大伤亡事故的，行为人不应负法律责任，应由发生事故的企业负有直接责任的负责人负法律责任。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井开拓新水平和准备新采区的回风，必须引入总回风巷或者主要回风巷（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "机电硐室的空气温度超过30℃时，必须采取降温措施逐步解决。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井通风井口要装设防火铁门或有防止烟火进入矿井的安全措施。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "凡修补过的屏蔽电缆，必须对屏蔽层进行测试。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "禁用刮板机和带式输送机等运送爆炸材料（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "新甲烷传感器使用前可以不用调校直接使用。 （ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "一个作业地点可用2台放炮器放炮（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿安全监控系统中心站值班人员接到网络中心发出的报警处理指令后，要立即处理落实，并将处理结果向网络中心反馈。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面必须采用矿井全风压通风，禁止采用局部通风机稀释瓦斯。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当独头上山下部出口被水淹没无法撤退时，可在独头工作面暂避。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用的蓄电池动力装置，充电必须在地面内进行。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯和煤尘共存时，会降低各自的爆炸下限。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "新建高瓦斯矿井可以使用架线电机车运输。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "中型及以上的突出生产矿井延伸水平开采深度不得超过1000m","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "新的安全监察体制的建立，改变了长期以来政企不分，在安全管理上重管理轻监督的现象。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "地震波的传播速度仅与岩石的密度有关。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "区域水文地质测绘比例尺应当采用1:100000~1:10000。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "用架空乘人装置运送人员时，运行速度超过1.2m/s时，不得采用固定抱索器。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "回采工作面回风隅角提前退锚便于瓦斯管理。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "压力阀的共同特点是利用压力和弹簧力相平衡的原理来进行工作的。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯、突出矿井的煤巷、半煤岩巷和有瓦斯涌出的岩巷掘进工作面正常工作的局部通风机必须配备安装同等能力的备用局部通风机，并能自动切换。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "工作面两端应当使用端头支架或者增设其他形式的支护。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道内轨道运输，需人力推车时，严禁在矿车两侧推车。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "随采地震除了可以探测构造，还可以进行应力监测。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "溜煤眼可以兼作风眼使用。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用架空乘人装置运送人员时应当有断轴保护措施。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对近水平煤层，可以划分为盘区或大巷条带式进行开采","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "全长锚固指锚固长度不小于孔深的85%（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "甲烷传感器可以连续监测矿井环境气体中及抽放管道内甲烷浓度的装置，一般具有显示及声光报警功能。（    ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "人力推车必须遵守下列规定，坡度大于5%o时，不得小于20m。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对于井下新揭露的出水点，在涌水量尚未稳定或者尚未掌握其变化规律前，一般应当每日观测1次。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层中单巷掘进时，必须有预防瓦斯、透水、冒顶和堵人的措施（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "从业人员有权拒绝违章指挥和强令冒险作业。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面必须采用矿井全风压通风，禁止采用局部通风机稀释瓦斯。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "乳化液泵箱应当设自动给液装置，防止吸空。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "进风井口必须布置在粉尘、有害和高温气体不能侵入的地方。已布置在粉尘、有害和高温气体能侵入的地点的，应当制定安全措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井中所有气体的浓度均按体积百分比计算。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "全规程》规定，运送人员的车辆严禁人、物料混运。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综掘机油箱温度超过60℃时必须停机（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面的刮板机上必须装设有能发出停止和启动信号的装置。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "上下山巷道，不须执行“行人不行车，行车不行人”制度（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道风流氧气浓度低于17%时，禁止人员入内。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "过带式运输机时应走过桥（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "乳化液泵站是液压支护设备的动力源，一般由两台乳化液泵和一台乳化液箱以及完善可靠的控制装置组成。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "进、回风井之间和主要进、回风巷之间的每条联络巷中，必须砌筑暂时性风墙;需要使用的联络巷，必须安设2道联锁的正向风门和2道反向风门。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "开采水区域下的废弃防隔水煤柱时，严禁顶水作业。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采区内为构成新区段通风系统的掘进巷道或者采煤工作面遇地质构造而重新掘进的巷道，布置独立通风有困难时，其回风可以串入采煤工作面，但必须制定安全措施，且串联通风的次数不得超过3次;构成独立通风系统后，必须立即改为独立通风。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "允许在设计的各类防隔水煤（岩）柱中进行采掘活动。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚杆支护必须按照“临时支护、打锚杆孔、安装锚杆、安装锚索”的工序进行（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "根据测量误差对观测结果的影响不同，误差可分为系统误差和偶然误差两种（）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层倾角大于12°的采煤工作面采用下行通风时，在进、回风巷中必须设置消防供水管路。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "买毛柴曲机。置电池维数年车运进人天时。党须便年人车车厢，西端必须设置班于装置，再现必须设置制动多置。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "新建高瓦斯矿井、突出矿井、煤层容易自燃矿井及有热害的矿井应当采用中央并列式通风式通风。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "厚煤层厚度为大于4.5m","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井应当配备与矿井涌水量相四配的水泵、排水管路、配电设备和水仓等，并满足矿井排水的需要。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，生产矿井采用钢丝绳牵引带式输送机运输时,在倾斜井巷中，制动装置应当具备手动和自动双重制动功能。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "打锚杆眼前，必须敲帮问顶，处理活石，安全后方可作业（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "地震波沿测线传播的速度，称为视速度。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "贯通后，必须停止采区内的一切工立即调整通风系统，风流稳定后，方作，3可恢复工作。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾斜井巷内使用串车提升时，在各车场安设能够防止带绳车辆误入非运行车场或者区段的跑车防护装置。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒驱动带式输送机，采用非金属聚合物制造的输送带、托辊和滚筒包胶材料等，其强度和耐磨性必须符合《煤矿安全规程》的规定。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进巷道必须采用矿井全风压通风或者局部通风机通风。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿 安全规程》规定，采用钢丝绳牵引带式输送机运送人员时，上、下人员的地点应当设有平台和照明，必须设有能自动停车的安全装置。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯矿井至少有2个煤(岩)层发现瓦斯，该矿井才可被称为瓦斯矿井。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用局部通风机通风的掘进工作面，因检修、停电、故障等原因停风时必须将人员全部撤至全风压进风流处，切断电源，设置栅栏、警示标志，禁止人员入内。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "依据煤层倾角，可将煤层分为缓倾斜煤层、倾斜煤层和急倾斜煤层","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿并主要水仓应当有主仓和副仓，可同时清理两个水仓。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用钢丝绳牵引带式输送机运送人员时，严禁携带笨重物品和超长物品，严禁触摸输送带侧帮。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "比例尺1：5000，在图上量取20mm，实际尺寸为50m（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "过1.5Km的主要运输平巷或者高差超过50m的人员上下的主要倾斜井巷，应当采用机械方式运送人员。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电控系统不能在接线空腔内设置接地连接件。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "综采工作面两端头必须使用端头支架","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，轨道线路上运行7t及以上机车、3t及以上矿车，或者运送15t及以上载荷的矿井、采区主要巷道轨道线路，应当使用不小于30kg/m的钢轨。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾斜井巷内使用串车提升时，挡车装置必须经常关闭，放车时方准打开。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾斜井巷使用提升机或者绞车提升时严禁蹬钩、行人。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾角大于12°时， 液压支架必须采取防倒、防滑措施。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进面气温超过30℃时，可以正常作业（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "大采高工作面，支架可以不设护帮板","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井必须有完整的通风系统。改变全矿井通风系统时，必须编制通风设计及安全措施，由企业技术负责人审批。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机因故暂停时，必须打开隔离开关和离合器。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用钢丝绳牵引带式输送机运送人员时，运送人员前，必须卸除输送带上的物料。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井需建立地下水进行长期动态观测，对矿井涌水量进行动态监测。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿防治水》要求，煤矿防治水工作应当坚持“预测预报、有疑必探、先探后掘、先治后采”基本原则。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采突出煤层时，工作面回风侧必须设置调节风量的设施。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "全规程》规定，长度超过1.5Km的主要运输平巷或者高差超过50m的人员上下的主要倾斜井巷，应当采用机械方式运输人员。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《规程》第一百三十五条规定的风流中CO浓度限值不超过0.0024%是自然发火临界值。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井防隔水煤（岩）柱一经，可以随意变动，并通报相邻矿井。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在测量工作中把相当于图上1mm的实地水平距离称为比例尺的精度。该表述（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "巷道内、可使用永久支护锚杆（）起吊设备或悬挂重物（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "综采工作面，必须要求煤壁、刮板运输机保持直线","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井必须有完整的独立通风系统，（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采突出煤层时，工作面回风侧不得设置调节风量的设施（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "田内有与河流、湖泊、充水溶洞、强或者极强含水层等存在水力联系的导水断层、裂隙（带）、陷落柱和封闭不良钻孔等通道时，当查明其确切位置时，不必采取留设防隔水煤（岩）柱等防治水措施。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "新建矿井可以使用钢丝绳牵引带式输送机。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用的单轨吊车、卡轨车、齿轨车、胶套轮车、无极绳连续牵引车，在驱动部、各车场，应当设置行车报警和信号装置。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "任何情况下，煤层倾角大于12°的采煤工作面都可采用下行通风。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井综合水文地质图，至少每半年修订1次。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "水文地质条件复杂、极复杂矿井应当每月至少开展1次水害隐排查，其他矿井应当每季度至少开展1次。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻爆是巷道掘进的主要工序，其它工序要围绕它来有序安排（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿应当查清井田及周边地面水系和有关水利工程的汇水、疏水、渗漏情况；了解当地水库、水电站大坝、江河大堤、河道、河道中障碍物等情况；掌握当地历年降水量和最高洪水位资料，建立疏水、防水和排水系统。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用架空乘人装置运送人员时，减速器应当设置油温检测装置，当油温异常时能发出报警信号。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用滚筒驱动带式输送机运输时必须使用阻燃输送带。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瞬变电磁超前探测没有区。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "端头锚固指锚固长度不大于孔深的1/3（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机镐形截齿主要适用于脆性、裂隙多、节理发育的煤层。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井开拓新水平和准备新采区的回风，必须引入总回风巷或者主要回风巷中。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿应当建立灾害性天气预警和预防机制，加强与周边相邻矿井的信息沟通，发现矿井水害可能影响相邻矿井时，立即向周边相邻矿井发出预警。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产矿井采用钢丝绳牵引带式输送机运输时,在倾斜井巷中，必须在低速驱动轮上装设液控盘式失效安全型制动装置。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾斜井巷内使用串车提升时，必须在倾斜井巷内安设能够将运行中断绳、脱钩的车辆阻止住的跑车防护装置。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用钢丝绳牵引单轨吊车运输时，严禁在巷道弯道外侧设置人行道。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，机头、机尾、驱动滚筒和改向滚筒处，应当设防护栏及警示牌。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用架空乘人装置运送人员时，各乘人站设上下人平台，乘人平台处钢丝绳距巷道壁不小于1m,路面应当进行防滑处理。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻探接近老空时，应当安排专职瓦斯检查工或者矿山救护队员在现场值班，防随时检查空气成分。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进时，主要爆破参数有：单位炸药消耗量、炮眼直径、深度及炮眼数目等（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "端头锚固指锚固长度不大于孔深的1/4（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "设有梯子间的井筒或者修理中的井筒，风速不得超过8m/s。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井必须有完整的通风系统。改变全矿井通风系统时，必须编制通风设计及安全措施，由企业技术负责人审批。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "停掘的工作面必须保持正常通风，设置栅栏及警标，每班必须检查风筒的完好状况和工作面及其回风流中的瓦斯浓度，瓦斯浓度超限时，可正常生产。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "设有梯子间的并简或者修理中的并筒，风速不得超过8m/s。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当暴雨威矿井安全时，必须立即停产撤出并下全部人员，只有在确认暴雨洪水隐思消除后方可恢复生产。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "道贯通前应当制定贯通专项措施。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "预紧力矩不低于设计值的90%为合格（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "型号ST /S1000( SA )钢丝绳芯输送带，表示具有阻燃抗静电性能，且抗撕裂层为化纤材质、抗撕裂特性为A的煤矿用抗撕裂钢丝绳芯阻燃输送带。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采空区必须及时封闭。必须随采煤工作面的推进逐个封闭通至采空区的连通巷道。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "回采工作面开采时，顺槽的超前加强支护是抵抗煤壁前方的采动影响的","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，液力偶合器严禁使用可燃性传动介质，调速型液力偶合器同样受此限。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面应当实行独立通风，严禁2个采煤工作面之间串联通风。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "乘人装置运送人员时，在有安全措施保证人员安全的情况下可以同时运送携带爆炸物品的人员。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "水文地质条件复杂、极复杂的煤矿，应当设立专门的防治水机构。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用架空乘人装置运送人员时，乘人吊椅距底板的高度不得小于0.5m，在上下人站处不大于0.8m。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "爆破产生的有害气体有:NO2.CO2.CO.SO2等（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井需要的风量按实际需要计算风量时，应当避免备用风量过大或者过小。煤矿企业应当根据具体条件制定风量计算方法，至少每5年修订1次。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿三大规程煤矿安全规程、煤矿安全技术操作规程和作业规程","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一般而言，顶板岩层条件一定时，采高 (或煤厚) 越大，矿压显现越剧烈","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "中厚煤层的厚度是1.3-2.5m","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "横波在介质中传播时，介质质点的振动方向与波的传播方向垂直。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿用带式输送机，对并下使用的缓冲托辊和回程托锟的缓冲环和圆环制造材料没有要求。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "倾斜井巷使用提升机或者绞车提升时，牵引车数超过规定，连接不良，或者装载物料超重、超高、超宽或者偏载严重有翻车危险时，严禁发出开车信号。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "水文地质条件复杂、极复杂或者有突水井危险的矿井，应当在并底车场周围设置防水闸门或者在正常排水系统基础上另外安设由地面直接供电控制，且排水能力不小于正常涌水量的潜水泵。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井主要通风机技术改造及更换叶片后必须进行性能测试。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿 安全规程》规定，主要运输巷道中使用的带式输送机，必须装设输送带强度下降保护装置。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿压剧烈且难以控制时，可以在确保工作面回采率的情况下适当减低采高，快速推过","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "遇思层、褶曲或层理裂隙发育时，支护与掘进应保持适当距离（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "严禁在设计的各类防隔水煤（岩）柱中进行采掘活动。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井并口和工业场地内建筑物的地面标高必须高于当地近三年最高洪水位。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "钻孔瞬变电磁主要探测掘进工作面前方远距离的隐伏水害，钻孔雷达主要探测掘进工作面前方远距离的地质构造。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，柴油机单轨吊车运行巷道坡度不大于15°。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "并下瞬变电磁仪器测量时，发射天线尽可能靠近煤壁但不接触。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用钢丝绳牵引带式输送机运送人员时，上、下人的区段内不得有支架或者悬挂装置。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在煤层中将同一标高的点连成一条线，称为等腰线（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "综采液压支架的实时支护阻力大小是由立柱上的安全阀所决定的","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "岩石的密度与孔隙度成反比。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "降低矿井通风阻力.对保证矿井安全生产和提高经济效益都具有重要意义。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "主要泵房至少有2个出口，一个出口用斜巷通到并筒，并高出泵房底板5m以上；另一个出口通到并底车场，在此出口通路内，应当设置易于关闭的既能防水又能防火的密闭门。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "距掘进头50m和距工作面100m内巷道顶板离层监测频率应不少二1次/d （）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产矿井现有箕斗提升井兼作回风井时，井上下装、卸载装置和井塔(架)必须有防尘和封闭措施，其漏风率不得超过15%。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下充电室必须有独立的通风系统，回风风流应当引入回风巷。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯煤尘爆炸危险工作面，反向爆破比正向爆破安全性高（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "过本煤层平行煤壁的空巷时，可以不调斜工作面，正常通过","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "并下爆炸物品库必须有独立的通风系统。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "设备开停传感器是连续监测矿井中机电设备“开”或“停”工作状态的装置。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "缓倾斜采煤工作面顶、底板分类(级) 及工作面围岩控制难易程度组合类型是支架型式选择与支护强度参数选择的依据","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "装锚杆，要检查孔位、孔深、孔径和锚杆零件的完备性，一切符合规定（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "昏迷伤员的舌后坠堵塞声门，应用手从下颌骨后方托向前侧，将舌牵出使声门通畅。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "厚层坚硬难垮顶板，在初采期间和正常回采期间，悬顶过长，面积过大时，必须采取放顶措施","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井每年安排采掘作业计划时必须核定矿井生产和通风能力，必须按实际供风量核定矿井产量，严禁超通风能力生产。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用掘进机、掘锚一体机、连续采煤机掘进时，不用装有前照明灯和尾灯。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "模拟量输入传输处理误差是指传感器输出值(显示值)与主机显示值之间的误差。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "回采工作面的初次来压步距从切眼开始至第一次工作面来压显现的距离","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在未固结的灌浆区、有泥的废弃巷、岩石洞穴附近采掘时，应当制定专项安全技术措施。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层顶板快要冒落的时候，往往会出现脱层的现象。检查顶板时要用“问顶”的方法来进行。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "最大巡检周期是指系统在满容量条件下，传感器输出变化到主机显示所需要的最大时间。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面采用密集支柱切顶时，必须有防止工作面冒顶和研石蜜入工作面的措施。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "液压支架立柱及前梁干斤顶的活塞腔在额定工作压力的90%时,稳压5min,压力不应下降。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "托盘承载力应不小于配套锚杆屈服力的1.2倍（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当矿井水文地质条件尚未查清时，应当进行水文地质补充勘探工作。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产水平和采(盘)区必须实行分区通风。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "劳动者依法享有职业卫生保护的权利。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤柱支撑法适用于极坚硬顶板。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面的进风流中，氧气浓度不低于20%，二氧化碳浓度不超过0.5%。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面采用密集支柱切顶时，两段密集支柱之间必须留有宽1m以上的出口。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "封闭火区时，应当合理确定封闭范围，必须指定专人检查甲烷、氧气、一氧化碳、煤尘以及其他有害气体浓度和风向、风量的变化，并采取防止瓦斯、煤尘爆炸和人员中毒的安全措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井巷揭穿含水层或地质构造带等可能突水地段前，必须编制探放水设计，并制定相应的防治水措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "企业安全管理基本制度体系的核心是安全生产责任制。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯矿井煤巷掘进工作面应安设隔爆设施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "加快工作面推进速度，可以绝对甩掉矿压影响","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下发生火灾时，在抢救人员和灭火过程中，必须指定专人检查瓦斯、一氧化碳、煤尘、其他有害气体和风向、风量的变化，还必须采取防止瓦斯、煤尘爆炸和人员中毒的安全措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "值班人员应认真监视监控数据，核对煤矿上传的隐患处理情况，填写运行日志，打印报警信息日报表，报值班领导审阅。发现异常情况要详细查询，按规定进行处理。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机行走驱动装置按调速方式可分为电气调速行走驱动装置和液压调速行走驱动装置两种。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "离层仪安装，若顶板无稳定岩层，深部测点一般不低于巷道宽度的1.5倍（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "用刮板输送机运送物料时，必须有防止顶人和顶倒支架的安全措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "真方位角是指以磁子午线北端作为方向计算的方位角。该表述（）。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "搞好安全管理是防止伤亡事故和职业危害的根本对策。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯矿井至少有2个煤(岩)层发现瓦斯，该矿井才可被称为瓦斯矿井。 （ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "风向传感器是连续监测风向的装置。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "单项、单位工程，开工前必须编制施工组织设计、作业规程","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "馈电传感器是连续监测矿井中馈电开关或电磁起动器负荷侧有无电压的装置。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "启动采煤机前，只要发出预警信号，确认人员无危险后，就可接通电源。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "冲击波可以使瓦斯空气混合物气体温度升高。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综合机械化采煤时，要严格控制采高，采高大于或等于支架的最大有效支护高度。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤层大巷按腰线掘进，是为了控制巷道的坡度。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "内注式单体液压支柱的供液主要依靠手指泵，而外注式单体液压支柱的供液是利用注液枪。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道按照规程要求装设顶板离层仪，其初始读数应设置3-5mm（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "走向和等高线的方向相同（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "反向爆破比正向爆破效果好，但正向爆破比反向爆破更有利于安全。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "回采工作面存在厚、硬夹矸层时，不需采用任何措施","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "一个矿井煤 (半煤岩) 巷掘进工作面不得超过6个","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井巷出水点的位置及其水量，不必绘在采掘工程平面图上。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "钻孔方位角是指从钻孔上某一点的指北方向线算起，按逆时针方向至某目标点的方向线之间的水平夹角。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿所有爆破作业，必须编制爆破作业说明书（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液压支架最大高度大于或等于3.5m时，应安设护帮板装置。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "所有井下人员必须熟悉矿井的避灾路线（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井巷揭露的主要出水点或者地段，必须进行水温、水量、水质和水压（位）等地下水动态和松散含水层涌水含砂量综合观测和分析，防止带后突水。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发生透水事故时，应沿来上班的路线撤退。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "锚杆托盘应优先使用蝶形托盘（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "严禁任意开采非垮落法管理顶板留设的煤柱，以及采空区隔离煤柱","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "改变全矿井通风系统时，必须编制通风设计及安全措施，由企业主要负责人审批。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "甲烷校准气体配气装置应放在通风良好，符合国家有关防火、防爆、压力容器安全规定的独立建筑内。配气气瓶应分室存放，室内应使用隔爆型的照明灯具及电气设备。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "放顶煤采煤法的顺槽一般沿着煤层底板掘进。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对重大、特别重大生产安全事故负有主要责任的煤矿，其主要负责人五年内不得担任任何煤矿的矿长。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "送材料工可以乘坐刮板输送机。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "液压支架使用时应有足够的行人空间，并且在行人范围内不应有妨碍行走的突出部件。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "任何情况下，煤层倾角大于12°的采煤工作面都可采用下行通风。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对松动或失效等不合格的锚杆，应及时紧固螺母各补打锚杆（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿应当对主要含水层进行长期水位、水质动态观测，设置矿井和各出水点涌水量观测点，建立涌水量观测成果等防治水基础台账，并开展水位动态预测分析工作。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下电缆应带有供保护接地用的足够截面的导体。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出矿井必须建立地面永久抽采瓦斯系统。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进机截割部运行时，严禁人员在截割臂下停留和穿越，机身与煤（岩）壁之间严禁站人。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "主机主要用来接收监测信号、校正、报警判别、数据统计、磁盘存储、显示、声光报警、人机对话、输出控制、控制打印输出、与管理网络连接等。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "三径”匹配指孔径、剂径和杆径的匹配（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "禁止在同一层罐笼内，人员与物料混合提升。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "厚煤层分层开采时,首先开采的煤层瓦斯涌出量小。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下采用机车运输时，必须有用矿灯发送紧急停车信号的规定。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井可以不装备煤矿安全监控系统。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层遇到厚硬夹矸层或处理压架事故需要爆破作业时，可以直接进行","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿应当加强与各级抢险救灾机构的联系，掌握抢救技术装备情况，一旦发生水害事故，立即启动相应的应急预案，争取社会救援，实施事故抢救。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "甲烷断电仪是井下甲烷浓度超限时，能自动切断被控设备电源的装置。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用滚简驱动带式输送机运输时，必须装设防打滑、跑偏、堆煤、撕裂等保护装置，同时应当装设温度、烟雾监测装置和自动洒水装置。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进的工作面每次爆破前，必须派专人和瓦斯检查工共同到停掘的工作面检查工作面及其回风流中的瓦斯浓度，瓦斯浓度超限时，必须先处理瓦斯。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "高瓦斯、煤与瓦斯突出和有煤尘爆炸危险矿井的煤巷、半煤岩巷掘进工作面和石门揭煤工作面，严禁使用钢丝绳牵引的耙装机。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产水平和采(盘)区必须实行分区通风。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用综合机械化采煤时， 液压支架必须接顶。顶板破碎时必须超前支护。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "未建立检修室的小型煤矿应将安全监控仪器送到检修中心进行调校和维修。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "新开煤层、盘区以及所有工作面，必须实施矿压监测和灾害预警","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "从业人员发现事故隐患或者其他不安全因素，应当立即向现场安全生产管理人员或者本单位负责人报告；接到报告的人员可以根据生产情况进行处理。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "建设项目在竣工验收前，建设单位应当进行职业病危害控制效果评价。建设项目竣工验收时，其职业病防护设施经卫生行政部门验收合格后，方可投入正式生产和使用。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出矿井未建立防治突出机构并配备相应专业人员的,属于煤矿重大事故隐患。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "地层层序律指的是岩层上老下新的规律。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采取了防护措施后，可以在防隔水煤柱中采掘。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "间距小于20m的平行巷道，一个巷道放炮，二个巷道的人员均需撤到安全地址。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井在采动影响范围内不得布置2个工作面同时回采","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "处理溜煤眼堵塞，可以从下方进入，也可以从上方进入。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "从业人员在作业过程中，应当严格遵守本单位的安全生产规章制度和操作规程，服从管理，正确佩戴和使用劳动防护用品。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "放水时，应配专人监测钻孔出水情况，测定水量和水压，做好记录。如果水量突然变化，应立即报告矿调度室，分析原因，及时处理。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当顶板松软破碎时，放顶距应适当加大。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下探放水应当采用专用钻机，由专业人员和专职探放水队伍施工。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿安全监控系统传感器的数据或状态应传输到地面主机。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "按煤层厚度不同，可分为薄煤层、中厚煤层及厚煤层","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "呼吸心跳骤停者，应先行心肺复苏术，然后再搬运。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿防治水应当做到“一矿一策、一面一策”确保安全技术措施的科学性针对性和有效性。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "骨折固定的范围应包括骨折远近端的两个关节。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用综合机械化采煤时，液压支架必须接顶。顶板破碎时，必须超前支护。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面的炮眼布置方式有单排眼、双排眼和三排眼三种。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产矿井装有带式输送机的井简兼作回风井时，井筒中的风速不得超过6m/s.且必须装设甲烷断电仪。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当煤层间距较近时，上层煤层所留煤柱对下层煤的开采有影响。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "降大到暴雨时和降雨后，情况危急时，矿调度室及有关负责人应当立即组织井下撤人。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "贯通巷道贯通后，必须停止采区内的一切工作，立即调整通风系统，风流稳定后，方可恢复工作。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下采用机车运输时,正常情况下机车必须在列车前端。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "工作面倾角较大时，要采取有效的防滑措施，必要时使用液压安全绞车。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "馈电异常是指被控设备的馈电状态与系统发出的断电命令或复电命令一致。 （ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "工作面有两个及两个以上自由面时，在煤层中最小抵抗线不得小于0.5m. （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "利用交错层理可以判断岩层的顶面和底面。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井筒开凿到底后，应当先施工永久排水系统，并在进入采区施工前完成。永久排水系统完成前，在井底附近必须设置临时排水系统。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "处理倒架、歪架、压架，更换支架以及拆修支架的立柱、顶梁、座箱等大型部件时，必须有安全技术措施","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井工煤矿炮采工作面必须采用湿式钻眼、冲洗煤壁、水泡泥、爆破喷雾、出煤洒水等综合防尘措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿安全监控系统应支持多网、多系统融合，实现井下有线和无线传输网络的有机融合。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "烟雾传感器是连续监测矿井中带式输送机输送带等着火时产生的烟雾浓度的装置。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "薄煤层厚度是小于1.5m","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "工作面遇有坚硬夹矸或者黄铁矿结核时，必须采取松动爆破处理设施，视情况可用采煤机强行切割。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "自救器的额定防护时间不低于30分钟（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钢丝绳的绳头固定在卷筒上时，严禁系在卷筒轴上。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿应按矿用产品安全标志证书规定的型号、安全标志编号选择监控系统的传感器、断电控制器等关联设备。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井中所有气体的浓度均按体积百分比计算。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当矿井水文地质条件尚未查清时，应当进行水文地质补充调查工作。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "严禁采高大于液压支架最大高度","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机摇臂和行星减速器采用飞溅润滑。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用柔性掩护支架开采急倾斜煤层时，生产中遇有断梁、支架悬空、窜矸等情况时，必须及时处理。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井底车场发生严重火灾，必须尽快组织反风。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿应当建立健全领导带班下井制度,并严格考核。带班下井制度应当明确带班下井人员、每月带班下井的个数、在井下工作时间、带班下井的任务、职责权限、群众监督和考核奖惩等内容。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "风压传感器是连续监测矿井通风机、风门、密闭巷道、通风巷道等地点通风压力的装置。 （    ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于危险性较大的重点岗位，生产经营单位应当制定重点工作岗位的现场处置方案。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对称道岔的代号是DX","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面的控顶距离不符合作业规程的规定，或者支架有损坏，或者伞檐超过规定时，严禁装药爆破。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "严格控制采高，严禁采高大于支架的最大有效支护高度。当煤层变薄时，采高不得小于支架的最小有效支护高度。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "进风井口以下的空气温度干球温度，下同)必须在5°C以上。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "高瓦斯矿井、突出矿井的煤巷、半煤巷和有瓦斯涌出的岩巷掘进工作面正常工作的局部通风必须配备安装同等能力的备用局部通风机，并能自运切换。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "必须坚持打完所有孔集中安装锚杆（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "降低封闭区域两端的压差可以减少老采空区瓦斯涌出。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机镐形 截齿基本上沿着滚筒的切线方向安装，又称切向截齿。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出矿井应当对突出煤层进行区域突出危险性预测，未进行区域预测的区域视为突出危险区（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾角在25以上的上山和下山的上口.必须设有防止人员坠落的设施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出煤层区域预测的范围根据突出矿井的开拓方式、巷道布置、地质构造分布、测试点布置等情况划定。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机上要装有能停止工作面刮板输送机运行的闭锁装置。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "无线电波透视法（坑透）可随意选取频率参数。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "举报煤矿重大安全生产隐患的.经核查属实的,给予举报人奖励。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业应当设立地质测量（简称地测）部门，配备所需的相关专业技术人员和仪器设备，及时编绘反映煤矿实际的地质资料和图件，建立健全煤矿地测工作规章制度。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业必须建立矿井安全避险系统，对井下人员进行安全避险和应急救援培训，每年至少组织一次应急演练。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据安全系统工程学的观点，事故仅来源于人的不安全行为。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发爆器的钥匙，必须由爆破工随身携带，严禁转交他人。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《防治煤与瓦斯突出细则》规定，有突出矿井的煤矿企业技术负责人和突出矿井的矿长、总工程师应当接受防突专项培训，具备突出矿井的安全生产知识和管理能力。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下煤仓放煤口、溜煤眼放煤口、输送机转载点和卸载点，以及地面筛分厂、破碎车间、带式输送机走廊、转载点等地点，都必须安设喷雾装置或除尘器，作业时进行喷雾降尘或用除尘器除尘。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用全部垮落法管理顶板时，工作面达到最大控顶距时必须回柱放顶。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防治水工作采取的综合治理措施有防、堵、疏、排、截”。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "处理拒爆、残爆时，必须在班组长指导下进行，并应在当班处理完毕。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液压支架顶梁必须接顶","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "集中性漏电是因淋水、潮湿导致电网中某段线路或某些设备绝缘下降至危险值而形成的漏电。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "更换摩擦提升装置的提升钢丝绳时，可以只更换破坏的钢丝绳，不必同时更换全部钢丝绳。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《防治煤与瓦斯突出细则》规定，可以使用震动爆破揭开突出煤层。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井严禁以掘代采","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在建筑物、铁路下方和承压水体上方采煤称为“三下采煤”","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤层变薄时，严禁采高小于支架的最低高度","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "工作面超前支承压力与埋深有关","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业应根据具体条件制定风量计算方法,至少每6年修订1次。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "开采突出煤层时，工作面回风侧可以设置调节风量的设施。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发现造成事故的紧急危险情况时，安全检查员有权命令立即停止作业，撤出人员。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出的岩巷的掘进工作面未装备甲烷风电闭锁装置或者甲烷断电仪和风电闭锁装置为煤矿重大安全生产隐患。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "砌喧支护时,体与顶帮之间必须使用不燃物充满填实。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发现与矿井防治水有关系的河道中存在障碍物或者堤坝破损时，应及时报告当地人民政府，清理障碍物或者修复堤坝，防止地表水进入井下。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿必须制定井上、下防灭火措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产矿井延深水平，只有在建成新水平的防、排水系统后，方可开拓掘进。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防水闸门应当灵活可靠，并保证每年进行2次关闭试验，其中1次在雨季前进行。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "单体支柱按照支护性能分为急增阻、微增阻两种","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "长壁工作面长度越大，全工作面的矿压显现越剧烈","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "回采工作面顶板破碎时，必须超前支护","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出的煤向外抛出距离较远，具有明显的分选现象。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿山、金属冶炼、建筑施工、道路运输单位和危险物品的生产、经营、储存单位,应当设置安全生产管理机构或者配备专职安全生产管理人员。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面发生变化时，必须及时修改作业规程","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采容易自燃和自燃的煤层时,编制防止自然发火设计或者按设计组织生产的，不属于煤矿重大事故隐患。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "放顶煤综采是厚及特厚煤层的安全高效开采方法之一","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "基建矿井、露天煤矿移交生产前，必须编制建井（矿）地质报告，并由煤矿生产矿长组织审定。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采场底板分为：直接底、基本底(旧称老底)","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "突水原因未查清、隐思未排除之前不得进行任何采掘活动。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "爆破前，班组长必须亲自布置专人将工作面所有人员撤离警戒区域，并在警戒线和可能进入爆破地点的所有通路上布置专人担任警戒工作。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《防治煤与瓦斯突出细则》，非突出煤层评估为有突出危险的，开拓期间的所有揭煤作业前应当采取区域综合防突措施 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "罐门或罐帘下部边缘至罐底的距离不得超过200mm。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "有突出矿井的煤矿企业、突出矿井应当设置防突机构或者设置兼职防突管理人员 。 （ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面的回风可以经过采空区或冒顶区。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒驱动的带式输送机可以不使用阻燃输送带。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在同一采煤工作面中，不得使用不同类型和不同性能的支柱","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采场顶板分为：伪顶、直接顶和基本顶 (旧称老顶)","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "工作面的周期来压步距应为初次来压至第二次来压的推进距离","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿在取得安全生产许可证后,不得降低安全生产条件,并应当加强日常安全生产管理。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "按照国内外发展过程，放顶煤支架分为高位放顶煤支架、中位放顶煤支架和低位放顶煤支架","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对顶板破碎的回采工作面，必须严格执行带压及时移架、控制机道控顶距的规定","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "处理冒顶事故的主要任务是在保证施救人员安全的前提下全力抢救遇险人员及恢复通风等。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "按照矿压基础理论，对厚层松软直接顶板或一般中硬顶板，支架的额定支护强度可以按照煤厚4-8倍的岩柱载荷设计","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发现与矿并防治水有关系的河道中存在障碍物或者提坝破损时，应当及时报告当地人民政府，清理障碍物或者修复提坝，防止地表水进入并下。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下储存4吨工业炸药的库房是重大危险源。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤与瓦斯突出是一种有煤和瓦斯喷出的异常动力现象。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面风量不足时，严禁装药爆破。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿安全规程》规定，发生煤（岩）与瓦斯突出事故，要立即切断灾区电源。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井总风量不足的,属于煤矿重大事故隐患。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "严禁开采地表水体、强含水层、采空区水区域下且水思威未消除的急倾斜煤层。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "依据《防治煤与瓦斯突出细则》规定，有突出煤层的煤矿企业、煤矿应当设置满足防突工作需要的专业防突队伍. （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出煤层双巷掘进工作面不得同时作业，其他突出煤层区域预测为危险区域的采掘工作面，其进入专用回风巷前的回风严禁切断其他采掘作业地点唯一安全出口。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿职业危害防治规定》不适合煤矿地面作业场所。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "并下直流电法探测时可以把电极打在水里。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "经由地面架空线路引入井下的供电线路和电机车架线，必须在入井处装设防雷电装置。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿发生灾害事故后，必须立即成立救援指挥部，矿长任总指挥。矿山救护队指挥员必须作为救援指挥部成员。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿区水文地质测绘比例尺应当采用1:10000~1:2000。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "火灾发生在下山独头煤巷掘进头时，只要甲烷浓度不超过2%，就可进行灭火。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下临时停工的地点,不得停风否则必须切断电源,设置栅栏、警标,禁止人员进入.并向矿调度室报告。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用分层垮落法开采时，必须向采空区注水或注浆。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "规模较小的煤矿企业，可以不设立常设的应急救援组织，但必须和大矿签订一份救援合同。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤与瓦斯突出的瓦斯涌出量为发生瓦斯动力现象后回风巷中的瓦斯从升高开始，截至恢复到瓦斯动力现象发生前状态的增量。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "随掘探测是掘进中施工的一种远距离超前物探技术。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "用人单位应当按照规定，在必要时对工作场所进行职业病危害因素检测评价。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "开采容易自燃和自燃的煤层时,未编制防止自然发火设计或者未按设计组织生产建设的,属于煤矿重大事故隐患。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "常规矿压观测包括支架载荷监测、支柱缩量监测","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "突出的煤堆积角小于煤的自然安息角。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "箕斗提升的井口煤仓仓位超限时，满仓保护装置能能报警并闭锁开车。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "依据《防治煤与瓦斯突出细则》规定，非突出煤层评估为有突出危险的，开拓期间的所有揭煤作业前应当采取局部综合防突措施。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "不同厂家生产的电雷管，只有型号一致时方可掺混使用。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤炭企业的安全管理，其目的是在于保证生产安全和煤矿职工的人身安全。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下电气设备的局部接地极可设置于电气设备就近潮湿处。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井5种主要防治水图件至少每半年修订1次。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道交叉口必须设置避水灾路线标识，采区巷道内标识间距不得大于100m，矿井主要巷道内标识间距不得大于200m。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用人工假顶分层垮落法开采的采煤工作面，人工假顶必须铺设完好并搭接严密。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综放工作面，顶煤的破碎效果和放煤率主要受埋藏深度影响","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿并水文地质类型应当每3年修订一次。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿必须结合实际情况开展隐蔽致灾地质因素普查或探测工作，但不必提出报告，由矿总工程师组织审定。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿生产中产生的煤尘都具有爆炸危险性。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿矿井通风系统有较大变化时,应进行1次反风演习。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《防治煤与瓦斯突出细则》规定，非突出矿井首次发生突出的必须立即停产，建立防突机构和管理制度后，方可恢复生产。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井防隔水煤（岩）柱一经，不得随意变动。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "恢复被淹井巷前，应制定安全措施，防止被水封闭的有毒、有害气体突然涌出。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面炮眼布置图必须标明采煤工作面的高度和打眼范围。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "任何单位和个人对煤矿领导未按照规定带班下井或者弄虚作假的,均有权向煤炭行业管理部门、煤矿安全监管部门、煤矿安全监察机构举报和报告。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "依据《防治煤与瓦斯突出细则》规定，鉴定确定为非突出区域的，在开拓新水平、新采区或者采深增加超过50m，或者进入新的地质单元时，应当重新进行突出煤层危险性鉴定。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "顶板事故按发生地点可分为采场（工作面）顶板事故和巷道顶板事故两类。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立井使用罐笼提升时,井口安全门必须与罐位和提升信号联锁。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿未制定或者未严格执行井下劳动定员制度的,属于煤矿重大事故隐患。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在建筑物、铁路下方和承压水体上方采煤称为“三下一上采煤”","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤与瓦斯突出矿井未采取防治突出措施的,属于煤矿重大事故隐患。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采区内不得遗留未经设计确定的煤柱。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出矿井未装备矿井安全监控系统和地面永久瓦斯抽采系统或者系统不能正常运行的,属于煤矿重大事故隐患。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下40kW及以上的电动机，应当采用真空电磁起动器控制。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "<<煤矿安全规程>>规定，掘进巷道贯通时在相距50米前，必须停止一个工作面作业，做好调整通风系统的准备工作。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "长壁工作面，顶板的裂隙带高度一般为采高的7--17倍","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当煤矿地质资料不能满足设计需要时，可以进行煤矿设计。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "倾出的煤就地按自然安息角堆积、无分选现象。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井上、下变电所的高压馈电线上，必须具备有选择性的单相接地保护；向移动变电站和电动机供电的高压馈电线上，必须具有选择性的动作于跳闸的单相接地保护。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "每年春季，必须对下排水设施进行1次全面检修。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿山建设项目竣工投入生产或者使用前,应当由安全生产监督管理部门负责组织对安全设施进行验收。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "压出可能无孔洞或呈口大腔小的楔形孔洞。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾出只能发生在煤质松软的急倾斜煤层中。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下班组长、区队长、瓦检人员、井下电钳工都可以操作井下电气设备。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤层松软的大采高工作面，支架必须有护帮机构","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出的岩巷的掘进通风方式如果采用混合式通风时.必须制定安全措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "直接顶分类、基本顶 (老顶) 分级和底板分类是缓斜工作面支架选型设计的基础","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯矿井岩石掘进工作面，必须使用安全等级不低于三级的煤矿许用炸药。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "从业人员应当接受安全生产教育和培训，掌握本职工作所需的安全生产知识，提高安全生产技能，增强事故预防和应急处理能力。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开水区域下的废弃防隔水煤柱时，应当彻底疏干上部积水，进行安全性论证，确保无浆（砂）威。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "允许将研石、杂物、垃圾堆放在山洪、河流可能冲刷到的地段，防止塞河道和沟渠等。（）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在铁路、水体下方和承压水体上方采煤称为“三下一上采煤”","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "液压支架的架型一般分为支撑式、掩护式和支撑掩护式","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出空洞呈口小腔大的梨形、舌形、倒瓶形以及其它分岔形等，（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出发生前都没有预兆。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "根据《关于进一步加强煤矿瓦斯防治工作的若干意见》要求，矿井煤层揭露设计，应按有关规定认真编制，由矿长严格审批后实施 （ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "按煤层的赋存特征不同，可分为全区可采煤层、局部可采煤层及不可采煤层","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防治水工作应当坚持预测预报、有疑必探、先探后掘、先治后采的原则，采取防、堵、疏、排、截的综合治理措施。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "顶、底板存在强富水含水层且有突水危险的采掘工作面，应当提前编制防治水设计。（）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下防爆电气设备的运行、维护和修理,必须符合防爆性能的各项技术要求。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾斜巷道支架不但承受顶板垂直方向的正压力.而且还要承受顶板下滑的下滑力应有一定的迎山角,才能使支架稳固。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "一个矿井同时开采工作面不得超过2个","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井开拓方式分为：平 (斜) 硐、立井、斜井及综合开拓四种","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤巷锚杆支护巷道一侧超宽大于0.4m时，必须补打锚杆。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采底板有承压含水层的煤层，当承压含水层与开采煤层之间的隔水层能够承受的水头值小于实际水头值时，应采取疏水降压、注浆加固底等措施，并进行效果检测，制定专项安全技术措施，报企业主要负责人审批。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "立井井筒中所用的电缆中间不得有接头;因井筒太深需设接头时,应将接头设在中间水平巷道内。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "顶板事故以一般事故为主，2019年山西省未发生较大及重大顶板事故。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "盘区式巷道布置应用于近水平煤层的开采。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "火区内空气中不含有乙烯、乙炔,一氧化碳浓度在封闭期间内逐渐下降.并稳定在0.001%以下.即可认为火区已经熄灭。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "《煤矿安全规程》规定，建井期间，突出矿井在揭露突出煤层前，必须建立瓦斯抽采系统 。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层顶板越松软、破碎，煤层顶板所承受的压力越小。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "企业在安全生产许可证有效期内,严格遵守有关安全生产的法律法规,未发生死亡事故的,安全生产许可证有效期届满时，经原安全生产许可证颁发管理机关同意,不再审查,安全生产许可证有效期延期5年。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下高压电动机、动力变压器的高压控制设备,应具有短路、过负荷、接地和欠压释放保护。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "从业人员依法获得劳动安全生产保障，是劳动者应享有基本的权利。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工艺设计原则必须考虑1)尽可能 (智能) 综合机械化，高产高效安全；2) 劳动生产条件好； 3) 材耗少，成本低","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下作业人员安全教育和培训应当使从业人员掌握的知识和技能中不包括:安全生产法律法规知识。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下，严禁用电机车架空线作照明电源。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出矿井井下进行电焊、气焊和喷灯焊接等明火作业时，必须制定专门的安全技术措施并经总工程师批准，且停止突出煤层的掘进、回采、钻孔、支护以及其他所有扰动突出煤层的作业。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "管生产必须管安全只是针对企业主要负责人的要求。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "电雷管必须由爆破工亲自运送，炸药应由爆破工或在爆破工监护下由其他人员运送。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿重大事故隐患判定标准》规定，突出煤层采掘工作面附近未设置有供给压缩空气的避险设施或者压风自救装置的，不属于重大事故隐患。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "突出的煤破碎程较度高，含有大量的块煤和手捻无粒感的煤粉。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿重大事故隐患判定标准》规定，未设立防突机构并配备相应专业人员的，不属于“煤与瓦斯突出矿井，未依照规定实施防突出措施“重大事故隐患。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "独头巷道维修支架时，必须由外向里逐架进行，并严禁人员进入维修地点以里。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面的伞檐不得超过作业规程的规定，不得任意丢失顶煤和底煤。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿应使用长壁式采煤工艺开采，不得使用非正规的落后方法采煤。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于某一种类的风险，生产经营单位应当根据存在的重大危险源和可能发生的事故类型，制定相应的现场处置方案。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "平行作业时，砌碹地点扩帮挑顶或巷道复喷时，掘进人员应撤到安全地点。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "密集放顶支柱的作用主要是防止采空区矸石窜入工作面内。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "凡因支护失效而空顶的地点重新支护时应先施工，再护顶。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "立井井口信号装置必须与绞车的控制回路相闭锁,只有在井口信号工发出信号后提升机才能启动。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出矿井的防突工作必须坚持局部综合防突措施先行、区域综合防突措施补充的原则（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "突出有明显的动力效应，如破坏支架、推倒矿车，损坏或移动安装在巷道内的设施等。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "依据《防治煤与瓦斯突出细则》规定，在距突出煤层突出危险区法向距离小于5m的邻近煤、岩层内进行采掘作业前，必须对突出煤层相应区域采取区域防突措施并经区域效果检验有效。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "有的采煤工作面没有明显的初次来压和周期来压现象。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "火区的出水温度低于25°C.或与火灾发生前该区的日常出水温度相同,即可认为火区已经熄灭。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业要实行限员挂牌制，煤矿在井口、采区及采掘工作面现场设牌板，真实标明核定的每班作业人数和实际每班作业人数。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤含有的灰分可降低煤尘的爆炸性。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "火区内的空气温度下降到30°C以下,或与火灾发生前该区的日常空气温度相同,即可认为火区已经熄灭。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "顶板事故是我国煤矿事故中最为频发，总死亡人数最多的事故（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "突出煤层采掘工作面回风应当直接进入专用回风巷。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《煤矿重大事故隐患判定标准》规定，未建立地面永久瓦斯抽采系统或者系统不能正常运行的，属于“煤与瓦斯突出矿井，未依照规定实施防突出措施“重大事故隐患。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "依据《防治煤与瓦斯突出细则》第三十二条规定，施工防突措施钻孔，采用干式排渣工艺施工时，仅需要设置二氧化碳传感器。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "火区内空气中的氧气浓度降到5%以下.即可认为火区已经熄灭。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发生3人以下煤矿事故，由煤矿企业负责调查和处理。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘过程中严禁任意扩大和缩小设计确定的煤柱。采空区内不得遗留未经设计确定的煤柱。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "从发生突出时的作业性质看，有一半以上的突出发生在放炮工序，而且这种突出的强度也大。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "回采工作面大面积落煤也会造成大量的瓦斯涌出。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井防隔水煤（岩）柱一经确定，不得随意变动，并通报相邻矿井。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采水淹区域下的废弃防隔水煤柱时，应当彻底疏干上部积水，进行安全性论证，确保无溃浆（沙）威胁。严禁顶水作业。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "架空线的直流电压不得超过800V。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿必须绘制火区位置关系图注明所有火区和曾经发火的地点。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "初次来压步距比周期来压步距小。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "企业不得转让、冒用安全生产许可证或者使用伪造的安全生产许可证。 （ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "罐笼和箕斗的最大提升载荷和最大提升载荷差应当在井口公布，严禁超载和超最大载荷差运行。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下电气设备和线路的检查、调整,必须由采区电钳工进行。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采区上下山布置在突出煤层中时，必须布置在评估为无突出危险区或者采用区域防突措施（顺层钻孔预抽煤巷条带煤层瓦斯除外）有效的区域。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下低压馈电线上.必须装设检漏保护装置或有选择性的漏电保护装置保证自动切断漏电的馈电线路。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "举报隐瞒煤矿伤亡事故的.经核查属实的,给予举报人奖励。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤炭企业的安全管理，是指煤矿企业对采掘过程中的安全工作进行计划、组织、指挥、控制等一系列的管理活动。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立井提升钢丝绳在运行中遭受到卡罐、突然停车等猛烈拉力时,必须立即停车检查钢丝绳。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井底车场的信号工可以直接向提升机司机发送提人信号。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井全年产量超过矿井核定生产能力的,属于煤矿重大事故隐患。 （ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井巷揭穿突出煤层的地点应尽量避开地质构造带。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用钻爆法掘进的岩石巷道，应当采用光面爆破。打锚杆眼前，必须采取敲帮问顶等措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "直接顶分为四类，即不稳定、中等稳定、稳定、坚硬四种类型。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "普采工作面遇到平行工作面的断层时在断层范围内要及时加强工作面支护.不得采用正常办法回柱。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出的掘进巷道采用混合式通风,必须制定安全措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面必须及时支护，特殊情况下可空顶作业。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "突出有大量的瓦斯涌出，瓦斯涌出量远远超过突出煤的瓦斯含量，有时会使风流逆转。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "决定关闭的煤矿,仍有开采价值的,经省级人民政府依法批准进行拍卖的,应当按照新建矿井依法办理有关手续。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下严禁裸露爆破。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下严禁使用火雷管。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采煤炭资源必须符合煤矿开采规程,遵守合理的开采顺序,达到规定的煤炭资源回采率。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "封闭火区灭火时，应合理确定封闭范围。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井月产量超过当月产量计划10%的,属于煤矿重大事故隐患。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井底车场的信号工可以直接向提升机司机发送紧急停车信号。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立井井筒中悬挂水管、风管、安全梯和电缆的钢丝绳,使用期限一般为3年。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业必须建立健全职业卫生档案定期报告职业病危害因素。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤的变质程度越低,其煤尘的爆炸性越弱。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "架线电机车运行的轨道上，在所有钢轨接缝处，必须用导线或采用轨缝焊接工艺加以连接。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "举报人举报的事项应当客观真实.对其提供材料内容的真实性负责,不得捏造、歪曲事实.不得诬告、陷害他人。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据《山西省煤矿矿长安全生产考核记分办法》，高瓦斯矿井的回采工作面瓦斯抽采达标评判工作和煤与瓦斯突出矿井的区域防突效果检验工作，未由矿井的上一级公司牵头组织实施或委托第三方技术服务机构进行的，对煤矿矿长安全生产考核记6分。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤与瓦斯突出危险性鉴定必须由具有煤与瓦斯突出危险性鉴定资质的鉴定机构鉴定。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "《防治煤与瓦斯突出细则》规定，突出矿井发生突出的必须立即停产，并立即分析、查找突出原因，在实施综合防突措施后，方可恢复生产。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤层瓦斯风化带为无突出危险区域。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下启封已熄灭的火区前,必须制定安全措施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出分布不受地质构造限制。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "根据《防治煤与瓦斯突出细则》第二十八条规定：突出矿井入井人员可以佩戴过滤式自救器。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "考核发证部门发现煤矿1个月内3次或者3次以上未依照规定对井下作业人员进行安全培训的,应当提请有关地方人民政府对该煤矿依法予以关闭。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "倾出的孔洞多为口大腔小。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "举报煤矿非法生产的,即煤矿已被责令关闭、停产整顿、停止作业,而擅自进行生产的.经核查属实的.给予举报人奖励。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出可分为突出、压出两种类型。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "随开采深度增加，煤与瓦斯突出危险性增加。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿山建设项目的施工单位必须按照批准的安全设施设计施工,并对安全设施的工程质量负责。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出是地应力、瓦斯、煤的力学性质等因素综合作用的结果。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采有瓦斯喷出、有突出危险的煤层或者在距离突出煤层垂距小于10m的区域掘进施工时，严禁任何2个工作面之间串联通风。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "确诊为尘肺病的职工，只要本人愿意，可以继续从事接触粉尘的工作。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "开采煤层瓦斯未卸压钻孔排放时，钻孔的有效排放半径是指在规定的排放时间内，在有效排放半径范围内的瓦斯压力或瓦斯含量降到安全允许值。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "未卸压煤层的瓦斯钻孔抽采适用于渗透率较大的地质条件。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防止和预防井下瓦斯及有毒有害气体浓度超限和形成危害的主要方法是加强通风，佩戴自救器等防护用品。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤岩、半煤岩和有瓦斯涌出的岩巷的掘进通风方式应采用压入式，不得采用抽出式。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "劳动防护用品是用来保护从业人员作业安全和健康的预防辅助装备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻进过程中，发现煤壁松动、片帮、来压、见水或孔内水量水压突然加大或减小以及顶钻时，必须立即停止钻进，但不得拔出钻杆。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻进过程中，临时停钻时，要将钻头退离孔底一定距离，防止煤岩粉卡住钻杆；停钻8小时以上时应将钻杆拉出来。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层瓦斯含量是指在自然条件下单位质量或单位体积煤中所含有的瓦斯体积量。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井瓦斯等级是矿井瓦斯涌出量大小的基本标志。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矽肺是一种职业危害所致的疾病，患病后即使调离的尘作业环境，病情仍会继续发展。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采有煤与瓦斯突出危险煤层的矿井必须建立地面永久瓦斯抽采系统或井下临时抽采瓦斯系统。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "施工穿层钻孔时，钻场不可布置在开采层的准备阶段运输巷内。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下永久性避难硐室是供矿工在劳动时休息的设施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "开采煤层瓦斯未卸压钻孔排放时，钻孔孔底间距应小于或等于钻孔有效排放半径的4倍。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "开采煤层群时，回采煤层的顶、底板围岩将发生冒落、移动和卸压，透气性系数增加。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "入井人员乘罐式，要服从井口把钩人员指挥，自觉遵守入井检身制度和出入井人员清点制度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下巷道敷设抽采管路在铺设时必须吊挂平直，管道离地高度不小于300mm。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯抽采工对抽采系统进行检查维护时不必检测各抽采地点的抽采参数。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "一个矿井中只要有一个煤(岩)层发生瓦斯，该矿井即为瓦斯矿井","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "般情况下，地质构造区最容易发生煤与瓦斯突出。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "炸药爆炸产生的火焰持续的时间只要在瓦斯感应期以内，就不会引起瓦斯爆炸。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液压牵引采煤机和电牵引采煤机都能实现无级调速。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "空气瓦斯混合气体中瓦斯浓度在9.5%时，化学反应最完全，瓦斯爆炸威力最强。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "开采煤层瓦斯未卸压钻孔排放时，钻孔的有效排放半径可根据抽采时间、瓦斯压力或瓦斯流量的变化来确定。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在采煤工作面回采工序中，爆破或采煤机割煤时的瓦斯涌出量最高。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下可用铁丝、铜丝代替保险丝。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯抽采钻孔使用导向钻头和导向钻具，不能定向钻孔施工。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤层中有时也会涌出CO。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机在工作面遇到坚硬夹矸或黄铁矿结核时，应采取松动爆破措施处理，严禁用采煤机强行切割。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "斜轴泵的自吸能力好，所以可以不采用辅助泵供油。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采空区巷道抽采，可以利用上阶段回风水平密闭接瓦斯管路进行抽采。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯抽采工要及时使用抽采管路上的放水装置放水。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "抽采泵房必须有专人值班，经常检测抽采系统各参数并做好记录。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机滚筒螺旋叶片升角大，排煤能力也大，但过大会抛煤引起煤尘飞扬.","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻孔过程中，抽采孔出现瓦斯涌出急剧增大、顶钻等现象时，必须停止钻进，及时采取措施进行处理。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层倾角越大，煤层瓦斯含量越低。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿发生事故要积极进行抢救，抢救工作中要制定安全措施，确保人身安全。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "抽采泵房必须有检测管道瓦斯浓度、流量、压力等参数的仪表或自动监测系统。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "压人式局部通风机向掘进工作面有供风时产生循环风，其害处主要是不能保证掘进工作面足够的风量。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "所有煤与瓦斯突出矿井都应建设井下紧急避险设施。其他矿井不应建设井下紧急避险设施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "散通风适用于深度不超过6m的盲巷或硐室。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿从业人员必须按照有关规定配备个人安全防护用品，并掌握操作技能和方法。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当采面推过倾斜高抽巷约20m时，即达到活跃期，但只有少量卸压瓦斯能被抽出。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤(岩)与瓦斯(二氧化碳)突出通常是在地应力和瓦斯压力的共同作用下发生的。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯抽采排放钻孔直径大，钻孔暴露煤的面积亦大，则抽出瓦斯量减小。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯在煤层及围岩中常以游离状态和吸附状态存在。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在局部通风机停止运转恢复通风时，必须采取安全措施排放停风区瓦斯，在排放瓦斯过程中，排出的瓦斯与全风压风流混合出的瓦斯和二氧化碳浓度都不得超过1.5%。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矽肺病是由于长期吸入过量岩尘造成的。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "预抽本煤层瓦斯，交叉布孔方式中除打垂直于走向的平行钻孔外，还打斜交钻孔，形成互相连通的钻孔网。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "所有地下煤矿应为入井人员配备额定防护时间不低于30min的自救器，入井人员应随身携带，","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发生煤与瓦斯突出没有预兆，所以无法预防。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在钻孔施工开钻时，必须待钻头下到孔底工作平稳后，再逐渐增大压力。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在瓦斯涌出量大的作业场所，抽采钻孔不需装防止瓦斯大量泄出的防喷装置，不实行“边钻边抽”。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "人的不安全行为和物的不安全状态是造成生产安全事故发生的基本因素。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下发生火灾，灭火人员灭火时，要站在上风侧，保持正常通风，及时排除火烟和水蒸气。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯特殊涌出的涌出范围是局部的、短暂的、突发性的，所以其危害不大。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "从岩体或煤体裂隙和孔洞中释放出瓦斯的现象称为瓦斯喷出。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "如果采空区距地表不深时，可以从地表向采空区打钻孔抽采。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "于甲烷轻、二氧化碳重的特点，测定巷道空气中的二氧化碳浓度按测定甲烷浓度的方法，测定的下部气体的浓度即是二氧化碳的浓度。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿从业人员要认识煤矿各种灾害的危险性，掌握煤矿瓦斯、煤尘、水、火等灾害知识，学会各种灾害的防灾、避灾、救灾技能和方法，熟悉从业场所的避灾路线","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在有突出危险的采煤工作面，可以采用松动爆破作为防突措施之一。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业有权拒绝任何人违章指挥，有权制止任何人违章作业。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井相对瓦斯涌出量是指矿井正常生产条件下，月平均日产一吨煤所涌出的瓦斯量。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下用的润滑油、棉纱、布头和纸等，用过后可任意摆放。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "尘肺病可以预防而不可治愈，尘肺病患者随着年龄的增加，病情会逐步加重。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全生产责任制是一项最基本的安全生产制度，是其他各项安全规章制度得以切实实施的基本保证。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "装好的左、右截割部减速箱可以互换。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯抽采工程(包括钻场、钻孔、管路、瓦斯巷等)必须按设计和计划施工。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "把作业场所和工作岗位存在的危险因素，如实告知从业人员，会有负面影响，增加思想负担，不利于安全生产。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在有突出危险的采煤工作面，可采用松动爆破作为防突措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "某乡办小井瓦斯检查工王某，自2005年8月下旬起，已测知井下瓦斯浓度日趋上升。但未及时报告处理。9月2日，井下爆破时，王某又没有检查瓦斯，结果爆破引起瓦斯爆炸，死伤多人，属于重大责任事故罪。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井发生透水事故时，现场作业人员在水流急、来不及躲避的情况下，应抓住棚子或其他固定物件，以防被水流冲倒，待水头过后，按规定的躲避水灾路线撤离。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿生产中，事故的预防和处理都是较为重要的工作，都必须重点去抓，不能有主次之分。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井反风是矿井发生灾变事故时，控制事故范围，防止事故范围扩大的有效措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿安全监察机构是《煤矿安全监察条例》的执法主体。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面进风巷道内的空气成分比例与进风井大口地表大气成分比例相同。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "邻近层倾斜高抽巷沿走向方向的间距，主要决定于开采层回采工作面采后所形成的卸压空间。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "凡属违法行为，都应追究违法者的刑事责任，给予刑事制裁。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在停风时间较长或瓦斯涌出量较大的盲巷检测瓦斯或其他有害气体浓度时，除检查瓦斯浓度外，还必须检测氧气浓度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "制定《安全生产法》最重要的目的是制裁各种安全生产违法犯罪行为。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安装钻杆时应先检查钻杆，应不堵塞、不弯曲、丝口未磨损，不合格的钻杆严禁使用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下发生火灾，作业人员撤退时，位于火源进风侧的人员应顺着新鲜风流撤退。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井巷交岔点，必须设置路标，标明所在地点，指明通往安全出口的方向。井下作业人员必须熟悉通往安全出口的路线。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进巷道必须采用全风压通风或局部通风机通风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当滚筒采煤机在运行中发现有局部冒顶或片帮时，可以将采煤机截割滚筒当破碎机使用以破碎冒落矸石。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当矿井空气含有瓦斯与二氧化碳浓度过高时，都会使人缺氧室息。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿从业人员要熟知安全行走路线，熟知安全站立点位置，熟知各种安全禁止、警告、指令、指示标志。严格按照规定在运输巷道和工作面、作业区行走、站立。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采区通风系统是指矿井风流从主要进风巷进入采区进风巷道、采煤工作面、硐室和其他地点后，由回风巷排到矿井主要回风巷的整个风流路线。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "综采工作面布置时应适当增加工作面的连续推进长度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "产矿井采掘工作面的空气温度不得超过26℃。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采空区实施抽采前应加固密闭墙，保证严密不漏风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "预抽本煤层瓦斯，采用交叉布孔是为人工增加煤层渗透率。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "过于自信和疏忽大意的过失而造成重大事故发生的，由于主观上不希望发生，不是有意识行为，不应对责任人定为重大责任事故罪。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯浓度越高，爆炸威力就越大。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下每一水平到上水平都必须有2个便于行人的安全出口。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤炭自然发火前不会产生CO。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤与瓦斯突出是突出煤层的固有特征，外部作用一般不会诱导突出发生。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井煤层瓦斯抽采是指：利用瓦斯泵造成的负压，并通过专用管道，将煤层中存在或释放出来的瓦斯抽出来。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻孔施工过程中，为防止发生瓦斯超限事故，钻孔作业场所必须要有良好的通风，并安设瓦斯自动报警断电仪。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "单巷掘进工作面回风巷风流中瓦斯和二氧化碳浓度的测定，应在回风巷风流中进行，并取其最大值作为测定结果和处理标准。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "邻近层的瓦斯抽采，可采用倾斜高抽巷，沿走向间距一般去150-200m.","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "可采取向火区注氮的方法将燃烧物与空气隔绝开来，达到使燃烧窒息的目的。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿山职工有享受劳动保护的权利，没有享受工伤社会保险的权利。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "企业的从业人员没有经过安全教育培训，不了解规章制度，因而发生重大伤亡事故的，行为人不应负法律责任，应由发生事故的企业负有直接责任的负责人负法律责任。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采空区高抽巷瓦斯抽采时，高抽巷要封闭严实，保证不漏气，要做到封闭墙周边掏槽、见硬帮、硬底。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "抽采泵及其附属设备，至少应有1套备用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯比空气轻，易积聚在巷道顶部。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立法机关经立法程序制定、认可的法律，才有实施保证；而群众组织、社会团体的文件，不具有国家强制力的保证。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下矿灯熄灭后，应及时换上备用灯泡。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "双滚筒采煤机两个截割部除滚筒转向相反外，其余结构相同。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "皮渣和黏块是区别和判断瓦斯爆炸、煤尘爆炸的主要依据之一。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下爆破时产生的有害气体主要有二氧化氮、一氧化碳、二氧化碳、硫化氢和二氧化硫等。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿产资源的开采，不论开采规模的大小，在安全和物质保证上都必须立足于保护矿山职工的人身安全。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对瓦斯抽采泵进行停泵操作时，要先停水，再停泵，最后关进出气端阀门。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "装备矿井安全监控系统的矿井，主要通风机、局部通风机应设置设备开停传感器，主要风门应设置风门开关传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "压缩氧自救器佩用后，可重新充氧和更换二氧化碳吸收剂。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "地面瓦斯抽采泵房位置距进风口和主要建筑物不得大于50m","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "抽采泵房可以不设与矿调度室直通的电话。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "钻孔透过采空区发现有害气体喷出时，可不停钻只需加强通风即可。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机运行时，当检查工作结束后，发出信号通知运输系统由外向里按顺序逐台启动输送机。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "石门揭穿突出煤层前，当预测为无突出危险工作面时，可不采取防治突出措施，但必须用震动爆破揭穿煤层。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻进过程中不必测量钻孔深度，一般只需在换钻具时量一次钻杆，以核实孔深。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "可以采用钢丝绳牵引带式输送机或钢丝绳芯带式输送机运送人员。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机的电气控制系统具有控制与保护功能。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "放瓦斯的目的之一就是降低煤层瓦斯压力，防止煤与瓦斯突出。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "冲淡并排出井下各种有毒有害气体和粉尘是井下通风系统的主要功能之一。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "抽采泵司机每小班台测定记录一次抽采的瓦斯浓度，不必记录抽采负压等参数。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在煤矿安全生产方面，安全生产许可证制度是一项基本制度，由国家强制力来保证它的实施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯抽采工可以据工况自行调整主干管路的抽采负压。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "佩用化学氧自救器时，戴好自救器后，首先要在原地呼吸几次，使呼出的二氧化碳和水汽与生氧剂反应生成氧。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下发生水灾时，被堵在巷道的人员应妥善选择避灾地点静卧，等待救援。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒直径的大小主要取决于采煤机的功率、滚筒数量和工作面的推进速度.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "检查螺纹联接件时，必须注意防松螺母的特性，不符合使用条件及失效的应予更换。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采空区巷道抽采，可以通过瓦斯尾巷或高抽巷接瓦斯管路进行排放瓦斯。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "即使不采取相应的定向钻具或定向钻具组合，也可保证抽采钻孔的有效长度。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全与生产的关系是，生产是目的，安全是前提，安全为了生产，生产必须安全。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯抽采工对抽采系统进行日常检查维护时每天只需检查抽采系统的抽采泵。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "风电闭锁可以切断通风机电源，也能切断采煤机电源。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "影响矿井瓦斯涌出量的因素主要有煤层的瓦斯含量、开采深度、开采技术条件等。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全生产责任制是“安全第一，预防为主，综合治理“方针的具体体现，是煤矿企业最基本的安全管理制度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "排放瓦斯后，经检查证实，独头巷道内风流中瓦斯浓度不超过1%、氧浓度不低于20%、二氧化碳浓度不超过1.5%,且稳定30min后，瓦斯浓度没有变化，才可以恢复局部通风机的正常通风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "下邻近层瓦斯抽采不是指位于开采层下部的邻近层抽采。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "有链牵引采煤机可不设任何保护装置，在倾角大于15°的工作面上正常工作.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产经营单位为从业人员提供劳动保护用品时，可根据情况采用货币或其他物品替代。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤层底板水水害一般不会造成淹井事故。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "隔离式自救器在使用中外壳体会发热，当感到呼吸温度高时，可取下鼻夹和口具。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯抽采系统中抽采管路要吊高或垫高，离地高度不小于0.3m","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钻孔放水前，应当估计积水量并根据矿井排水能力和水仓容量控制放水流量。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全生产教育、培训，应坚持“统一规划，归口管理，分级实施，分类指导，教考分离“的原则。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "双滚筒采煤机不许在电机开动的情况下操作滚筒离合器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机液压系统中过滤器主要起保证系统内油液清洁的作用","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机的牵引部是由牵引机构和传动装置组成的。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在工作面回采前，导水裂缝带可能破坏顶板含水层时，一般采用注浆加固措施防止淋水。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "上邻近层瓦斯抽采，可以在上邻近层掘汇集瓦斯巷道进行抽采。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探查断层产状，应与探查断层导水性相结合进行同步探查，钻孔数一般为3个。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产经营单位的从业人员不服从管理，违反安全生产规章制度或者操作规程的，由生产经营单位给予批评教育，依照有关规章制度给予处分。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在巷道内测定瓦斯浓度时，如果测定地点风速较慢，应将检测仪器的进气管口置于巷道断面的中心位置。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚动轴承的预洗可用洗涤剂，最后的终洗应在洗涤剂滴尽后用矿物油进行。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下探水钻孔孔径一般不得小于94mm。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "测定巷道风流中的瓦斯浓度时，应在巷道风流断面的上部进行，连续测定3次，取其平均值。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "过滤式自救器只能使用1次，用后就报废。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矽肺是一种致残性职业病，主要是作业人员吸入大量的含有游离二氧化硅的岩尘所致。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机在更换或检查截齿需要转动滚筒时，既可用手扳动，也可用电动杌点动。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "风电闭锁可以切断通风机电源，也可切断采煤机电源。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在尾抽巷要预设瓦斯抽采管路，在工作面回采前尾抽巷要构筑封闭墙，墙上要留有管子孔。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿安全监察机构依法行使职权不受任何组织和个人的非法干涉。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安排矿井生产工作时，要坚持“以风定产“的原则。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "氮气在空气中所占比例较大，无毒，可供人呼吸。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "为了节约提效，所以一般在拆卸机体内部零件时不用放出内部的油和水。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全生产教育、培训，应坚持“统一规划，归口管理，分级实施，分类指导，教考分离”的原则。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯抽采泵电动机出现发热现象，要用水对其进行冷却。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "人的不安全行为和物的不安全状态是造成生产安全事故发生的基本因素。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "更换截齿时，可不必断开截割部离合器与隔离开关。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "我国煤矿生产安全状况较差的原因较多，但煤矿职工整体素质较差，法律意识淡薄是不可忽视的主观因素。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿工人不仅有安全生产监督权、不安全状况停止作业权、接受安全教育培训权，而且还享有安全生产知情权。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产矿井采掘工作面的空气温度不得超过26℃。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯抽采工对抽采系统进行进行检查维护时不必检查抽采管道是否漏气，这属于钳工的责任。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯抽采工要做到经常检查和润滑抽采瓦斯管路的阀门，以确保阀门使用灵活。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机的导向滑靴通过开口导向管与工作面运输机挡煤板上的导向管活动联接。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在工作面如果闻到有臭鸡蛋气味时，就基本上可以判定前方有老空水。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "举报已被责令关闭、停产整顿、停止作业，而控自进行生产的煤矿，经核查属实，给予举报人奖励。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井对水量大、水压高的积水区应先从煤层顶底板岩层打穿层放水孔，把水压降下来，然后再沿煤层打探水钻孔。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "启动瓦斯抽采泵时，先启动相关润滑、冷却系统，再按泵启动顺序要求开闭进出气端管路的控制阀门，方可操作电气系统，使泵投入运行，再操作调节各阀门，使泵进入合理的运行状态。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "“平、直、匀、净、严、准、细、紧、勤、精”是采煤机司机操作的要点。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯爆炸时产生的冲击有正向(直接)冲击和反向冲击。()答案（正确）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯是燃料能源，当煤层瓦斯抽出浓度大于30%时，可以作为燃料直接使用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "某矿综采放顶煤开采的工作面，因顶煤坚硬，上下隅角顶煤和顶板采用爆破强制放顶的方法充填上下隅角空塘，存在爆破火焰窜入采空区引爆积聚瓦斯的重大隐患。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "只要保证矿井主要通风机有足够大的功率，就能保证矿井的正常通风。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "消防材料库储存的材料、工具的品种和数量应符合有关规定并定期检查和更换。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "小型煤矿发生60m'/h以上的突水应当将突水情况及时上报地方人民政府负责煤矿安全生产监督管理的部门、煤炭行业管理部门和驻地煤矿安全监察机构。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机正常工作状态下，离合器应处于分的状态。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在井下无论发生哪一类火灾，都应充分利用火灾现场现有的工具尽快投入灭火。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "刨煤机根据煤刨作用于煤上力的性质不同，可分为拖钩刨煤机和滑行刨煤机以及具有这两种结构特点的滑行拖钩刨煤机。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "严格执行敲帮问顶制度，开工前班组长必须对工作面安全情况进行全面检查，确认无安全隐患后，方准人员进入工作面。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "若在下邻近层掘汇集瓦斯巷道进行抽采，即为下邻近层瓦斯抽采。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层瓦斯含量与煤的变质程度有关。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "1台局部通风机不得同时向2个作业的进工作面供风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "需要较长时间停机时，应在按顺序停电动机后，再断开隔离开关，脱开离合器，切断电磁启动器隔离开关。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在冬季，经领导批准，井下个别硐室可采用灯泡取暖，但不准用电炉取暖。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "山职工有享受劳动保护的权利，没有享受工伤社会保险的权利。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿没有领导带班下井的，煤矿从业人员有权拒绝下井作业。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在发生安全事故后，从业人员有获得及时抢救和医疗救治并获得工伤保险赔偿的权利。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下使用的润滑油、棉纱、布头和纸等，用过后可作为垃圾任意处理。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "抽采泵站内的仪器仪表下班时应带走。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在有突出危险的采煤工作面，可以采用超前钻孔作为防突措施之一。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯涌出分为普通涌出和特殊涌出。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "佩戴自救器脱险时，在未到达安全地点前，严禁取下鼻夹和口具。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "特殊情况采取安全措施后可以用输送机运送爆炸材料。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "临时抽采瓦斯泵站应安设在抽采瓦斯地点附近的回风流中","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下发生水灾时，被堵在巷道的人员应妥善避灾静卧，等待救援。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "气中矿尘浓度越大，人吸入的矿尘越多，尘肺病发病率就越高。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下不得带电检修与移动电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探水前，应当确定探水线并将其绘制在采掘工程平面图上。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产经营单位可以不把作业场所和工作岗位存在的危险因素如实告知从业人员，以免产生负面影响，不利于生产。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发生瓦斯爆炸、煤尘爆炸或火灾事故时，应及时佩戴自救器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高抽巷的层位要处于采空区裂隙带内瓦斯富集区，透气性好，但不能抽到高浓度瓦斯。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "风门能隔断巷道风流，确保需风地点的风量要求。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于煤矿使用的安全炸药和毫秒延期雷管来说，为防止因爆破引起瓦斯或煤尘爆炸，要求雷管和炸药爆炸时不能产生火焰。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "接近老空时，煤体由于受水压作用，一般比较致密坚实。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在开采急倾斜煤层时，主要是控制煤层顶板，煤层底板不用控制。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在井下可用铁丝、铜丝代替保险丝.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在预计水压大于0.1MP正确的地点探水时，要预先固结套管，套管口安装闸阀。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "通常情况下，煤层顶、底板岩层透气性越差，瓦斯保存越好，煤层瓦斯含量越高。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在岩溶水充水矿井中，多数突水都是遇断层或在断层附近发生的，特别是小断层在突水中有极为重要的地位。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用局部通风机通风的掘进工作面，不得停风。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "根据实践经验，判断滚筒采煤机故障的程序是听、摸、看、量及综合分析。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业及其人员因煤矿安全监察机构违法给予行政处罚受到损害的，有权依法提出赔偿要求。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全警示标志，能及时提醒从业人员注意危险，防止从业人员发生事故，因此对其设置应越多越好。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机用平板车运往井下时，装物的平板车上不许站人，运送人员应坐在列车后的乘人车内，并应有信号与列车司机联系。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "违法的主体必须具有责任能力。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "氮气无毒，不能助燃，空气中氮气含量过高时，会使人缺氧窒息。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业必须按规定组织实施对全体从业人员的安全教育和培训，及时选送主要负责人、安全生产管理人员和特种作业人员到相应资质的煤矿安全培训机构参加培训。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "联轴器在找正时的测量与调整都只能以主动轴为基准，把它称为基准轴.","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "抽采泵停止运转时，无须立即向矿调度室报告。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "预抽瓦斯后，如无实测数据，可据煤层瓦斯抽采率不小于20%进行效果检验。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机电动机机壳内设有螺旋水套作为冷却水道。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "有瓦斯或煤尘爆炸危险的采煤工作面，可采用分组装药，但一组装药必须一次起爆。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "断层分为导水与不导水断层，采掘工程经过不导水断层时，可以不采取措施。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机的电气设备均为防爆型，因此可用于有瓦斯或煤尘爆炸危险的矿井.","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "位于煤层之上，具有一定的稳定性，常随着采煤工作面移架或回柱而自行垮落的顶板岩层称为基本顶。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿特种作业人员具有丰富的现场工作经验，就可以不参加培训。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "装卸钻头时，应严防管钳夹伤硬质合金片、夹扁钻头和岩芯管。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下探放水严禁使用煤电钻。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下掘进巷道不得采用扩散通风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于下邻近层瓦斯抽采由于下邻近层存在冒落带，所以不考虑上部边界。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "揭露含水层水压大于1.5MP正确时必须采用反压和有防喷装置的方法钻进。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "处理巷道积存瓦斯时，应尽量加大风量以利于尽快地将积存的瓦斯排除。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "压入式局部通风机必须安装在进风巷道中，进风量应大于风机吸风量，并要求其距回风口距离不小于10m。这是防止产生循环风的有效措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当滚筒采煤机负载增加时，高压反而降低，这说明液压系统有漏损，泄漏处在主油路的低压侧，应停机处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "自然事故属于责任事故中的一种。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯往往积聚在巷道顶部、冒落空间和上山掘进工作面。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当掘进工作面出现透水预兆时，必须停止作业，报告调度室，立即发出警报并撤人。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井瓦斯监测系统一般由地面中心站、井下工作站、信息传输系统和监测传感器等部分组成。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发生局部冒顶，水量突增并出现流沙，水色时清时混，总的趋势是水量、沙量增加，是松散孔隙含水层突水预兆。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当煤矿井下发生大面积垮落、冒顶事故，现场人员被堵在独头巷道或工作面时，被堵人员应赶快往外扒通出口。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下探放水应当使用专用的探放水钻机。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "启动瓦斯抽采泵前，先用手转动泵的叶轮1-2周，泵内无阻力、转动自如，才可以做启动操作。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道发生底鼓，说明是底板承压水压力过大，一定会发生底板突水。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "探水钻孔位于巷道低洼处时，应当施工临时水仓，配备足够能力的排水设备。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "油泵的排油量是指单位时间内向外输出的液体体积。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "综采工作面降尘措施主要是煤层注水或内外喷雾。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采用干式抽采瓦斯泵时其吸气侧管路系统中必须装设有防回火、防回气和防爆炸作用的安全装置。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在连接钻杆时，要对准丝扣，避免歪斜和漏水。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下发生火灾时灭火人员一般是在回风流侧进行灭火。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对封闭不良钻孔，能在地面找到位置的，尽量在地面安装钻机进行检查封堵。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "有煤(岩)与瓦斯(二氧化碳)突出危险的采煤工作面不得采用下行通风。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "带式输送机要先发出开机信号，再点动试机，没有异常情况时，方可正式开机。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "抽采泵司机必须严格按照泵站操作规程操作。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "光学瓦斯检定器发生“零位漂移“会造成测量结果不准或错误。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下用风地点的回风再次进入其他用风地点的通风方式称为串联通风。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "抽采钻场(钻孔)各作业班均应有观测记录，各种记录要准确、台账要齐全。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当煤矿井下发生大面积的垮落、冒顶事故，现场人员被堵在独头巷道或工作面时，被堵人员应赶快往外扒通出口。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯抽采工要确保抽采管路无破损、无泄漏、无积水。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发现有人触电，应赶紧拉他脱离电源。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯抽采工要及时回收各作业处所有材料，不乱丢乱放。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在冬季，经领导批准，井下个别硐室可采用灯泡取暖，但不准用电炉取暖.","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "过滤式自救器要注意保养，一般可用5年，无需定期检查。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井主要通风机反风，当风流方向改变后主要通风机的供给风量不小于正常风量的40%。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井瓦斯是煤岩涌出的各种气体的总称，其主要成分是甲烷，有时也专指甲烷一种气体。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "若盲巷是无瓦斯涌出岩巷，不封闭也不会导致事故。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在打钻地点或其附近要安设专用电话。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "进人盲巷中不会发生危险。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在机械运行时，对出现故障的部件要及时进行拆卸和修理。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下发生水灾时，被堵在巷道的人员应妥善选择避灾地点静卧，等待救援。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当回采工作面内有导水断层或陷落邻柱时，应当按照规定留设防隔水煤柱，i采用注浆的方法封堵导水通道:否则，不准采煤。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机滚筒的宽度应等于或稍大于采煤机滚筒的截深。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下避难硐室是矿工在遇到事故无法撤退时躲避待救的设施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下电气设备有保护接地装置，无需设漏电保护装置。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采空区瓦斯抽采方式分为钻孔抽采法和巷道抽采法。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯的存在将使煤尘空气混合气体的爆炸下限降低。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "原则上不在煤层中探放水压高于1MP正确的陷落柱水。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿工人不仅有安全生产监督权不安全状况停止作业权、接受安全教育培训权，而且还享有安全生产知情权。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "工作面爆破时，应将推移装置活塞杆收回。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机检修结束后，按操作规程进行空运转，试验合格后再停机、断电，结束检修工作。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "老窑水以静储量为主，一旦发生突水，可以在短时期内造成大量的水突入矿井，往往可能造成较大灾害。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "应对尘毒防治没施的运行情况和尘毒浓度进行定期检测，并向职工公布检测结果。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯空气混合气体中瓦斯浓度越高，爆炸威力越大。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "空气瓦斯混合气体爆炸浓度的上下界限与爆炸环境的因素无关。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下永久性避难硐室是供矿工在劳动时休息的设施。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯爆炸造成人员大量伤亡的主要原因是一氧化碳中毒。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发生煤与瓦斯突出事故后，不得停风和反风，防止风流紊乱，扩大灾情。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒直径是指滚筒上截齿齿尖的最小截割圆直径。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面上隅角、顶板冒落空洞等处容易积聚瓦斯。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿山职工有享受劳动保护的权利，没有享受工伤社会保险的权利。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在地面无法查明水文地质条件时应当在采掘前采用物探、钻探或者化探等方法查清采掘工作面及其周围的水文地质条件。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "从业人员有获得符合国家标准的劳动防护用品的权利。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探查工作面前方已知存在断层时应当至少有1个孔打在断层与含水层交面线附近。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当遇高压水顶钻杆时，应迅速拔出钻杆，关闭闸阀。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进巷道必须采用矿井全风压通风或局部通风机通风。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进巷道可以使用3台以上(含3台)的局部通风机同时向1个掘进工作面供风。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下防爆型的通信、信号和控制等装置，应优先采用本质安全型。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机液压油主要用于牵引部液压系统和附属液压系统。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "国产普通刨煤机在工作中当刨头被卡住时，不必停机，可来回开动刨头进行冲击。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "探放陷落柱水的钻孔探测后必须注浆封闭并做好封孔记录，注浆结束压力应大于区域静水压力的1.5倍。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "停工区内瓦斯浓度达到3%不能立即处理时，必须在24h内封闭。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机牵引部主油泵的工作压力大小是由牵引速度的大小所决定的。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "带电的电气设备、电缆及变压器油失火时，可以用泡沫灭火器。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "严禁开采煤层露头的防隔水煤柱。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "刨煤机最适合刨节理发育的脆性煤，硬煤一般不宜用刨煤机，最好要求不黏结煤。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "液压支架的移架步距应该和采煤机截深及输送机的推移步距一致。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "隔离式自救器不受外界气体的限制，可以在含有各种有毒气体及缺氧的环境中使用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒式采煤机电气部分由电动机和电气控制箱所组成。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "自燃事故属于责任事故中的一种。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "隔离开关是滚筒采煤机的电源总开关，其作用是接通和断开采煤机的电源。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电气设备着火时，应首先切断电源。在切断电源前，只准使用不导电的灭火器材进行灭火。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探放老空水、陷落柱水和钻孔水时，探水钻孔要成组布设，钻孔终孔位置满足水平面间距不得大于3m。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "按粉尘存在状态可以分成浮尘和落尘，浮尘的危害最大。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探放断裂构造水和岩溶水等时，探水钻孔沿掘进方向的正前方及含水体方向呈扇形布置，钻孔不得少于3个，其中含水体方向的钻孔不得少于2个。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "操作采煤机时，禁止带负荷启动和频繁点动开机。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "双滚筒采煤机的摇臂和滚筒没有左右之分，可以互换。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "斜轴泵在运转过程中如发现异常声音、振动、温升过高和泄漏等，应立即停机检查处理。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井井口标高低于当地历史最高洪水位的，应当采取修筑堤坝、沟渠可靠防御洪水。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿探放水钻机按加压方式的不同，主要分为矿用机械探放水钻机和矿用全液压钻机两种类型。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当混合气体中瓦斯浓度大于16%时，仍然会燃烧和爆炸。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "工作面瓦斯、煤尘超限时，必须立即停止割煤，必要时按规定停电，撤出人员。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "抽出式通风也称负压通风，当主要通风机运转时，造成风筒中空气压力高于大气压力，迫使空气从进风并口进入井下，再由出风井排出。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "联轴器在找正时的测量与调整都只能以主动轴为基准，把它称为基准轴。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在钻进过程中，当立轴的钻杆发生摇晃时，应立即手扶接头和送水管，保持正确方位。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当巷道处于三面受水威胁的地区进行搜索性探放老窑水时，其探水钻孔多按半扇形布置。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "局部瓦斯积聚是指在0.5立方米。以上的空间中瓦斯浓度达到1%。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在完整岩层中探放水钻孔的止水套管长度可以小于5m。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "双滚筒采煤机的摇臂和滚筒没有左右之分,可以互换。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "可以通过在采动部位打地面钻孔观测钻孔冲洗液漏失量变化的方法，来确定导水裂缝带的发育高度。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "工作面瓦斯涌出量的变化与采煤工艺无关。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "探放水钻孔必须安装孔口套管，煤巷中探放老空积水的止水套管长度不得小于10m。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿在每年雨季来临前要进行1次水害救灾演练。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面断面小、落煤量小，瓦斯涌出量也相对较小，发生瓦斯事故的可能性也较小。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "全国各地导水裂缝带的发育高度基本一致。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在厚煤层中施工的上山探水巷，必须沿顶掘进。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "单纯的煤尘与空气混合气体不会发生爆炸，一定要有瓦斯掺入混合气体才会爆炸。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全生产责任制是一项最基本的安全生产制度，是其他各项安全规章制度得以切实实施的根本保证。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "主提升机操作工在一个提升循环的运行操作中禁止换人。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "空气瓦斯混合气体中有其他可燃气体的混入，往往会使瓦斯的爆炸浓度下限降低。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "套管固结后必须进行耐压试验，试验时，压力不得低于设计水头压力，稳压10min以上即为合格。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业要保证“安全第一，预防为主，综合治理”方针的具体落实，必须严格执行《煤矿安全规程》等相关规定。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探放老空水时，一般应从探水警戒线开始探水。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机底托架分为固定式和可调式两种。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒采煤机滚筒直径大小的选择只取决于所采煤层的采高。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采取一定的安全措施后，可用刮板输送机运送爆破器材。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当液压牵引采煤机在工作中发现高压下降低压上升，说明液压系统中高低压串通。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "2004年12月18日，蹬钩工龙某在井下1203工作面作业时，擅自开动绞车，使下放的两节重车撞到停在空车道上的车斗，将掘进区爆破工庄某挤死，属于重大责任事故罪。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高压保护、低压保护、回零保护、倒吸保护、油质油温保护是采煤机牵引部的主要保护。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井发生突水时，应立即关闭水闸门。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机截割部减速箱设有强迫润滑和冷却装置。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产经营单位应当在有较大危险因素的生产经营场所和有关设施、设备上，设置安全警示标志，提醒从业人员注意危险，防止发生事故。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "地表水害探查的主要内容是圈定地表水害危险区。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当作业现场即将发生冒顶时，应迅速离开危险区，撤退到安全地点。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当积水区在上方，上山巷道三面受水威胁时，一般采用双巷掘进，交叉探水。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿山企业职工无权获得作业场所安全和职业危害方面的信息。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒采煤机截割部的传动是由液压传动和机械传动构成的。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "不管哪种采煤方法，工作面绝对瓦斯涌出量随产量增大而增加。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "巷道贯通后，必须停止采区内的，一切工作，立即调整通风系统，风流稳定后，方可恢复工作。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下电话线路可以利用大地做回路。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "水压大于1MP正确时，一般不宜沿煤层探放断层水。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在探放水钻孔钻进时，如果瓦斯或者其他有害气体浓度超过有关规定，应当立即停止钻进，切断电源，撤出人员并报告矿井调度室及时处理。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在钻进俯角钻孔时，钻进深度主要受给进能力的限制;钻进水平钻孔时，钻进深度主要受起拔能力的限制。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下发生自燃火灾时，其回风流中一氧化碳浓度升高。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下检修采煤机时，应先把采煤机各开关、把手置于停止或断开的位置并打开隔离开关(含电磁启动器中的隔离开关)，然后闭锁工作面输送机。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "探水前应加强钻孔附近的巷道支护，并在工作面迎头打好坚固的立柱和拦板。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在钻孔施工过程中，操作人员要避开钻杆活动方向，防止钻杆折断冲出孔外伤人。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚筒直径的大小主要取决于采煤机的功率、滚筒数量和工作面的推进速度。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "冲淡并排除井下各种有毒有害气体和粉尘是井下通风的目的之一。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "升降钻具时，必须使用垫叉，禁止以管钳、链钳代替垫叉。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下电气设备检修必须严格执行相关规程规定和工作程序，并悬挂标志牌。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采掘工作面探放顶板水，一般从设计停采线开始。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井通风可以采用局部通风机或风机群作为主要通风机使用。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对本矿井的积水区，可以不探查直接放水。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿从业人员在作业过程中，应当严格遵守本单位的安全生产规章制度和操作规程，服从管理，正确佩戴和使用劳动防护用品。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "提升机在运转中出现安全保护装置动作突然停机后，应立即报告调度室，并将主令控制器把手置于“0”位，工作闸把手置于紧闸位。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "二氧化碳是比空气密度高的气体常积存于巷道的底板、下山等低矮的地方。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全警示标志，能及时提醒从业人员注意危险，防止从业人员发生事故，因此对其设置应越多越好。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "造成带式输送机输送带跑偏的主要原因之一是输送带受力不均匀。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "盘式制动器所产生制动力的大小与油压的大小成正比关系。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当听到“嘶嘶”的水叫声时，说明水压较大，必须立即发出警报，撤出所有受水威胁地点的人员。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "燃烧是炸药在热源或火源作用下引起的化学反应过程。所以贮存炸药要特别注意改善通风条件，防止炸药在贮存条件下燃烧。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "用棉纱包住钢丝绳，使绞车慢速运行，可用钢丝绳断头很容易勾起棉纱的方法来检查断丝。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在特殊情况下，主提升机操作工可以离开工作岗位，调整制动器。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全生产责任制是一项最基本的安全生产制度，是其他各项安全规章制度得以切实实施的基本保证。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿产资源的开采，不论开采规模的大小，在安全和物质保证上都必须立足于保护矿山职工的人身安全。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "过于自信和疏忽大意的过失而造成重大事故发生的，由于主观上不希望发生，不是有意识行为，不应对责任人定为重大责任事故罪。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "利用局部通风机排放巷道中积聚的瓦斯，应采取“限量排放”措施，严禁“一风吹”( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当钻孔接近老空时，应当设有瓦斯检查员在现场值班，随时检查空气成分。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探放老空水时，除了监测放水量，还要定时检查空气成分。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "2004年12月18日，蹬钩工龙某在井下1203工作面作业时，擅自开动绞车，使下放的两节重车撞到停在空车道上的车斗，将掘进区爆破工庄某挤死，属于重大责任事故罪。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "某乡办小井瓦斯检查工王某，自2005年8月下旬起，已测知井下瓦斯浓度日趋上升。但未及时报告处理。9月2日，井下爆破时，王某又没有检查瓦斯，结果爆破引起瓦斯爆炸，死伤多人，属于重大责任事故罪。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业使用的设备、器材、火工品和安全仪器，必须符合国家标准和行业标准。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下发生水灾时，被堵在巷道的人员应妥善避灾静卧，等待救援。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防坠器的两侧抓捕器发生制动作用，应使罐笼通过的距离不大于0.5m。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "深度指示器失效保护属于后备保护。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产矿井采掘工作面的空气温度不得超过26°C。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "佩戴自救器脱险时，在未到达安全地点前，严禁取下鼻夹和口具。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在开采突出煤层时两采掘工作面之间可以串联通风。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "钢丝绳与摩擦轮间摩擦系数的取值不得大于0.25。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "提升容器在安装或检修之后，第一次开车前必须检查各个间隙，不符合规定时，不得开车。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于单绳缠绕式提升机装置，专为升降物料的钢丝绳安全系数不得小于6.5。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钢丝绳罐道应优先采用普通圆形股钢丝绳。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "主提升机操作工在夜班操作时可以吸烟来缓解疲倦。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "防爆设备引入装置密封圈的外径与腔室内径间隙不大于3mm。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "主提升机操作工必须做到的“四会”是指会操作,会保养,会维修,会排除故障。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "弹性联轴器的销子和胶圈磨损超限时应在周检中进行更换。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "制定《安全生产法》最重要的目的是制裁各种安全生产违法犯罪行为。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "JKD-A型电气控制系统主回路的作用是供给提升电动机电源，实现失压、过电流保护，控制电动机的转向和调节转速。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机液压系统中过滤器主要起保证系统内油液清洁的作用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在煤矿安全生产方面，安全生产许可证制度是一项基本制度，由国家强制力来保证它的实施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全与生产的关系是，生产是目的，安全是前提，安全为了生产，生产必须安全。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "局部瓦斯积聚是指在0.5立方米以上的空间中瓦斯浓度达到1%。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "隔离式自救器在使用中外壳体会发热，当感到呼吸温度高时，可取下鼻夹和口具。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "目前，我国矿井提升机的操作方式有两种，即手动操作和自动操作。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "检修电气设备，要严格执行“谁停电、谁送电”的原则。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对金属井架、井筒罐道梁和其他装备的固定和锈蚀情况，每年应检查1次。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于摩擦式提升系统，过大的加速度或减速度可能造成滑绳，加快钢丝绳及主导轮衬垫的磨损。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "油断路器经3次切断短路故障后，其绝缘油应加试1次耐压试验，并检查有无游离碳。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "每周检查1次移动电气设备橡套电缆的绝缘。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全生产违法行为轻微并及时纠正，没有造成危害后果的,可不予行政处罚。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下不得带电检修与移动电气设备。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤炭生产是一项比较危险的生产活动，企业在与从业人员订立“生死合同”时，必须如实告知从业人员，并经双方签字后方可生效，否则将视为无效合同。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "交流拖动一般采用“异步电动机+转子串电阻加速+高压接触器换向+动力制动减速+继电器控制”的传统控制方式。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "特种劳动防护用品实行三证制度，即生产许可证、安全鉴定证和产品合格证。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对使用中的斜井人车防坠器，应每班进行1次手动落闸试验、每月进行1次静止松绳落闸试验、每年进行1次重载全速脱钩试验。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿工人不仅有安全生产监督权、不安全状况停止作业权、接受安全教育培:训权，而且还享有安全生产知情权。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "滚动轴承填入润滑油脂时，外盖里面的全部空间都要填满。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在有瓦斯抽放管路的巷道内，电缆必须与瓦斯抽放管路分挂在巷道两侧。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在冬季，经领导批准，并下个别硐室可采用灯泡取暖，但不准用电炉取暖。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "提升钢丝绳在运行中遭受卡罐、突然停车等猛烈拉力时，容器到达终点后要详细检查钢丝绳。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "防爆性能遭受破坏的电气设备，经批准后，可以继续使用。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "提升机房内必须设施齐全、完善、规范、整洁无杂物、无油污、无积水和积尘。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "我国煤矿生产安全状况较差的原因较多，但煤矿职工整体素质较差，法律意识淡薄是不可忽视的主观因素。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "违法的主体必须具有责任能力。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全生产教育、培训，应坚持“统一规划，归口管理，分级实施，分类指导，教考分离”的原则。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在煤矿井下发生瓦斯与煤尘爆炸事故后，避灾人员在撤离灾区时佩戴的自救器可根据需要随时取下。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业有权拒绝任何人违章指挥有权制止任何人违章作业。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "提升机房必须挂有“机房重地，闲人免进”的字牌。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业及其人员因煤矿安全监察机构违法给予行政处罚受到损害的，有权依法提出赔偿要求。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "老空积水范围、积水量清楚的，探放水钻孔的超前距根据水头值高低、煤(岩)层厚度、强度及安全技术措施等确定。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤机滚筒螺旋叶片升角大，排煤能力也大，但过大会抛煤引起煤尘飞扬。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "带电的电气设备、电缆及变压器油着火时，可以用泡沫灭火器灭火。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "润滑不良是轴承发热的主要原因。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下永久性避难硐室是供矿工在劳动时休息的设施。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "绞车运行中，主提升机操作工不得与他人交谈。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下工作人员必须熟悉灭火器材的使用方法和存放地点。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "引燃瓦斯爆炸的温度是固定不变的。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "提升机的各润滑部位必须保持良好的润滑效果，禁止使用不合格的油或油脂。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "斜井人车必须设置使跟车人在运行途中任何地点都能向主提升机操作工发送紧急停车信号的装置。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "主提升机操作工对提升机运行的最大速度，应根据个人经验掌握。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业可以有偿为每位职工发放煤矿职工安全手册。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产矿井采掘工作面的空气温度不得超过","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "用闸过多、过猛是制动器瓦、闸轮过热或烧伤的主要原因之一。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "局部瓦斯积聚是指在O.5立方米。以上的空间中瓦斯浓度达到1%。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "润滑油脂的滴点是指温度升高时，润滑油脂第一滴落下时的温度，用以衡量其耐热性。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "提升机运转中出现提升容器接近井口位置时未减速，应立即断电，并用常用闸制动停车。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "测速发电机在等速阶段发出的电压为直流220V。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿工人不仅有安全生产监督权、不安全状况停止作业权、接受安全教育培训权，而且还享有安全生产知情权。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立井罐笼提升系统一般采用五阶段速度图，而箕斗提升系统则一般采用六阶段速度图。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "多绳摩擦式提升机的精针指示是为了完成在停车前5m内的精确指示。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "Ⅱ级锈蚀的钢丝绳可作为升降人员用，但应加强检查，记录锈蚀发展情况。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "升降人员用的钢丝绳，自悬挂时起每隔1年试验1次。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "把作业场所和工作岗位存在的危险因素，如实告知从业人员，会有负面影响，增加思想负担，不利于安全生产。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对于摩擦式提升装置，绳槽衬垫磨损剩余厚度不得小于钢丝绳直径，绳槽磨损深度不得超过80.mm。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业要保证“安全第一，预防为主，综合治理”方针的具体落实，必须严格执行《煤矿安全规程》。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防爆设备引入装置的密封圈的内径与电缆外径间隙不大于1mm。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "如果有防水措施，可以开采煤层露头的防水煤柱。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "新的安全监察体制的建立，改变了长期以来政企不分，在安全管理上重管理轻监督的现象。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "轴承供油太多或太少都能导致温升增高。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "企业的从业人员没有经过安全教育培训，不了解规章制度，因而发生重大伤亡事故的，行为人不应负法律责任，应由发生事故的企业负有直接责任的负责人负法律责任。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "轻度过卷造成保护装置动作，出现紧急制动后，不用向调度室汇报，由电工、信号工、绞车司机配合处理即可。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "连接主接地极的接地母线采用扁钢时，要求厚度不小于4mm、截面积不小于100平方毫米。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "提升机在运行中出现声响不正常，应立即断电，并用保险闸进行制动。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "斜井人车发生断绳时，跟车工应打停车点。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "防止过卷装置、防止过速装置、限速装置和减速功能保护装置应设置为相互独立的单线形式。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "罐笼每层内一次能容纳的人数无须规定。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "惯性滑行减速方式减速是目前提升机减速方式中惟一合理和正确的减速方式。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "生产经营单位为从业人员提供劳动保护用品时，可根据情况采用货币或其他物品替代。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "斜井中向下运送重物时;应切断提升机电源，采用制动方法严格控制下运速度。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "安全生产责任制是“安全第一，预防为主，综合治理”方针的具体体现，是煤矿企业最基本的安全管理制度。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当掘进工作面出现透水预兆时，必须停止作业，报告调度室，立即发出警报并撤人。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下低压配电系统同时存在2种或2种以上电压时，低压电气设备上应明显地标出电压额定值。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下避难硐室是矿工在遇到事故无法撤退时躲避待救的设施。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "斜井升降人员时的加速度和减速度不得超过0.5m/s。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "主提升机安全制动器必须采用配重式或弹簧式的制动装置。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于一般伤员，均应先进行止血、固定、包扎等初步救护后，再进行转运。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "自燃事故属于责任事故的一种。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "信号系统的声光信号出现电气线路故障时，主提升机操作工有权自行处理。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "自燃事故属于责任事故中的-一种。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "凡属违法行为，都应追究违法者的刑事责任，给予刑事制裁。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "如果127V网络的绝缘水平下降到10kΩ以下时，则应及时采取措施，设法提高网络的绝缘电阻值。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "提升机房发生电器火灾时，应尽快用水、黄砂、干粉灭火器等立即将火扑灭。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿企业要保证“安全第一，预防为主，综合治理”方针的具体落实，必须严格执行《煤矿安全规程》。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "杂散电流可引起电火花，其电火花能引起瓦斯爆炸，但不会引起煤尘爆炸。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "探放水前，必须清理巷道，清挖水沟，保证水路畅通。( )","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿安全监察机构是《煤矿安全监察条例》的执法主体。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "有接头的钢丝绳，可用于立井中专为升降物料的绞车。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "钻机操作人员要持证上岗，其他人员不做要求。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "立法机关经立法程序制定、认可的法律，才有实施保证;而群众组织、社会团体的文件，不具有国家强制力的保证。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "机电硐室发生火灾后，应首先切断电源，再用扑灭电气火灾的灭火器材灭火，并向调度室汇报。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "硐室内各种设备与墙壁间应留出0.8m以_上的通道。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "盘形闸制动系统制动力矩的大小由不同的油压控制，油压的调节靠电液调压装置实现。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "主提升机操作王必须做到的“三知”是指知设备结构，知设备性能，知安全设施的作用原理。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "过滤式自救器只能使用1次，用后就报废。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "停车后必须把主令控制器把手放在断电位置，将制动器抱紧。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "主提升机操作工安全操作要求的“三不开”是指信号不明不开，上下钩不清不开，提升机启动有异常不开。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对使用中的立井罐笼防坠器，应每6个月进行1次脱钩试验，每年进行1次不脱钩试验。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "提升机房不得兼作他用，禁止存放易燃易爆等危害物品。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防坠器的制动绳包括缓冲绳至少每月检查1次。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "提升电动机过热与负荷大小无关，而主要影响因素是通风良好与否。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在井下封堵导水钻孔时，间断性地注入水泥浆即可封闭。( )","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿产资源的开采，不论开采规模的大小，在安全和物质保证.上都必须立足于保护矿山职工的人身安全。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于呼吸、心跳骤停的病人，应立即送往医院。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "滚筒上缠绕2层或2层以上钢丝绳时，滚筒边缘应高出最外1层钢丝绳，高出部分至少为钢丝绳直径的2.5倍。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "严禁当班主提升机操作工睡觉。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "火灾的三要素是指热源、可燃物和空气。（ ）","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿生产中，事故的预防和处理都是较为重要的工作，都必须重点去抓，不能有主次之分。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "提升设备定期检修的检查结果和修理内容应记入检修记录簿，并应由主提升机操作工签字。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "机电设备硐室内必须设置足够数量的扑灭电气火灾的灭火器材。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "钢丝绳的最大悬垂长度是指井深和井架的高度之和。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用罐笼提升的立井，井口安全门必须在提升信号系统内设置闭锁，安全门没有关闭，发不出停车信号。（ ）","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面及其他作业地点风流中的瓦斯浓度达|%时，必须停止用煤电钻打眼。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全监控设备的供电电源必须接在电源侧，不许接在被控开关的负荷侧。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "压盘式线嘴压紧电缆后的压扁量不应超过电缆直径的10%。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电动机断相不会引起设备过负荷。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "劳动者有权查阅、复印其本人职业健康监护档案。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "常用的人工呼吸方法有口对口人工呼吸法、仰卧压胸法和俯卧压背法。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在具有瓦斯、煤尘爆炸危险的矿井内进行接地电阻测定时，如采用普通测试仪，只准在瓦斯浓度1%以下的地点使用，并实时监测使用环境的瓦斯浓度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "断相是指三相交流电机的二相供电线路或二相绕组断线。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "需检修的电气设备停电后，就可以开盖检修。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出的岩巷掘进工作面，甲烷超限断电范围是：掘进巷道内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控系统应具有联网功能，在用的煤矿安全监控系统应联网。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当井下作业人员的矿灯熄灭时，可以到附近进风巷道中打开检修。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "炮采工作面设置的甲烷传感器，放炮前应移动到安全位置，放炮后应及时恢复设置到正确位置。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "通风瓦斯日报必须每天送矿长、矿技术负责人审阅。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对称负载采用星形连接或三角形连接，在电源线电压相等的条件下，它们的有功功率不相等。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下配电变压器在特殊情况下中性点可以直接接地。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "局部板状接地极采用面积不小于0.6平方米、厚度不小于5mm的钢板制成。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面回风巷甲烷超限断电范围是：工作面及其回风巷内全部非本质安全性电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在低压干线式供电系统中，干线电缆供电的三相电动机越多，根据电阻并联总电阻小的原理可知，干线电缆的电阻就越小。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在发生安全事故后，从业人员具有获得及时抢救和医疗救治并获得工伤保险赔偿的权利。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "连接主接地极的接地母线采用镀锌铁线时，截面积不小于100平方毫米。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿用防爆特殊型柴油机车内，设置的便携式甲烷检测报警仪，报警浓度是0.5%CH4。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤与瓦斯突出矿井采煤工作面甲烷超限断电范围是：工作面及其回风巷内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井安全监控设备的供电电源必须取自被控制开关的负荷侧。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "若煤与瓦斯突出矿井采煤工作面的甲烷传感器不能控制其进风巷内全部非本质安全型电气设备，则必须在进风巷设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "失爆是指电气设备的隔爆外壳失去了耐爆性或不传爆性，如缺螺栓、弹簧垫圈、密封圈老化等。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电源电压在1140V以上的插接装置可以没有电气联锁装置。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "低压配电点或装有3台以上电气设备的地点，应装设局部接地极。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿必须设专职人员负责便携式甲烷检测报警仪的充电、收发及维护。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "停风、停电的采掘工作面，未经检查瓦斯，可以送电。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "40kW及以上电动机应采用真空电磁启动器控制。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电气设备的检查、维护和调整，可由电气维修或其他人员进行。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "过电流一般包含短路、欠压、断相三种故障。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "所有矿井必须装备矿井安全监控系统。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "必须每天检查矿井安全监控设备及电缆是否正常，使用便携式甲烷检测报警仪或便携式光学甲烷检测仪与甲烷传感器进行对照，并将记录和检查结果报监测值班员；当两者读数误差大于允许误差时先以读数较大者为依据，采取安全措施并必须在24h内对2种设备调校完毕。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "为监测被控设备瓦斯超限是否断电，被控开关的负荷侧必须设置开停传感器。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井安全监控系统必须具有甲烷断电仪和甲烷风电闭锁装置的全部功能。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井供电电缆可以用普通橡套电缆。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采区低压电缆可以采用铝芯线。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进工作面必须设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "为保证矿井安全监控设备的供电可靠性，矿井安全监控设备的电源应取自于局部通风机的变压器。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤与瓦斯突出矿井采煤工作面进风巷，甲烷超限断电范围是：进风巷内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "每季度检查1次固定敷设的电缆绝缘，每周由负责电工检查1次外部和悬挂情况。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在有安全措施条件下，专用排瓦斯巷内可以进行生产作业和设置电气设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "带式输送机要先发出开机信号，再点动试机，没有异常情况时，方可正式开机。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下拆卸矿灯会产生电火花，可引起瓦斯和煤尘爆炸事故。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "用水灭火时，水源应从火源的外围逐渐逼近火区中心。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "所有地下煤矿应为入井人员配备额定防护时间不低于30min的自救器，入井人员应随身携带。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下防爆型的通信、信号和控制装;置应优先采用本质安全型。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面上隅角、顶板冒落空洞等处容易积聚瓦斯。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯与煤与瓦斯突出矿井掘进巷道中部，甲烷传感器报警浓度、断电浓度、复电浓度分布是：≥1.0%CH4,≥1.0%CH4,<1.0%CH4","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "应对尘毒防治设施的运行情况和尘毒浓度进行定期检测，并向职工公布检测结果。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "齿轮传动式绞车严禁电动机在不给电的情况下松闸下放重物。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "特殊情况下可以带电检修和移动电气设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在检修高压电气设备的整个工作过程中，监护人必须始终在现场。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控系统甲烷传感器应垂直悬挂，距巷道侧壁（墙壁）不得小于200mm。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "立井井筒中电缆的日常检查和维护应由1人进行、每周至少检查1次。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面甲烷传感器超限断电范围为工作面及回风巷中全部非本质安全型电气设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "瓦斯检查人员发现瓦斯超限，有权立即停止工作，撤出人员，并向有关人员报告。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "为方便因甲烷浓度超限使被控设备电源停电后的送电工作麻烦，可以设置成自动送电。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "综合机械化采煤工作面，照明灯间距不得小于30m。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "入井人员乘罐时，要服从井口把钩人员指挥，自觉遵守入井检身制度和出入井人员清点制度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电气设备不应超过额定值运行。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "检修电气设备必须严格执行停电、放电、验电工作程序，并悬挂标志牌。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿用防爆特殊型蓄电池电机车内，甲烷超限断电范围是机车电源。。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "监测系统一般由地面中心站、井下工作站和传输系统三部分组成。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "防爆电气设备密封圈的单孔内可以穿进多根电缆，不为失爆。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发现有人触电，应赶紧用手拉其脱离电源。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发生煤与瓦斯突出事故时，所有灾区人员要以最快速度佩戴隔离式自救器，然后沿新鲜风流方向向井口撤退。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下安设降尘设施，能减少生产过程中的煤尘悬浮飞扬，是防止煤尘爆炸的有效措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产经营单位的从业人员不服从管理，违反安全生产规章制度或者操作规程的，由生产经营单位给予批评教育，依照有关规章制度给予处分。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控设备之间必须使用专用阻燃电缆或光缆连接，严禁与调度电话电缆或动力电缆等共用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "防爆性能遭受破坏的电气设备，必须立即处理或更换，严禁继续使用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对一般外伤人员，应先进行止血、固定、包扎等初步救护后，再进行转运。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控设备必须具有故障闭锁功能。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "过负荷又称为过载，是指实际流过电气设备的电流超过了其额定电流，并且过负荷的时间超过了允许时间。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当掘进工作面出现透水预兆时，必须停止作业，停止调度室，立即发出警报并撤出人员。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下配电变压器中性点直接接地对人身和矿井安全都极为不利。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面采用串联通风时，被串工作面的进风巷必须设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采区电工在井下可以打开电气设备进行修理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下远距离控制线路的额定电压不超过24V。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对被埋压的人员，挖出后应首先清理呼吸道。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "固定敷设的高压电缆，在进风斜井、井底车场及其附近、中央变电所至采区变电所之间，可以采用铝芯电缆。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出的岩巷掘进工作面，必须在工作面及其回风流中设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出的岩巷掘进工作面，甲烷传感器报警浓度、断电浓度、复电浓度分别是：≥1.0%CH4,≥1.5%CH4,<1.0%CH40。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下防爆电气设备的运行、维护和修理，必须符合防爆性能的技术要求。防爆性能遭受破坏的电气设备，必须立即处理或更换，严禁继续使用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "每一次操作，都要事先进行安全确认，不安全，不操作。但在紧急情况下可以不经安全确认。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "防爆电气设备隔爆接合面上伤痕深度不超过0.5mm,投影长度不超过接合面长度的50%，修补后仍可以用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面采用串联通风时，必须在被串掘进工作面的局部通风机前设甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "生产矿井主要通风机必须安装有反风设施，必要时进行反风。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全监控设备必须具有故障闭锁功能。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿特种作业人员具有丰富的现场工作经验，就可以不参加培训。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进机甲烷超限断电范围是掘进机电源。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矽肺是一种职业危害所致的疾病，患病后即使调离矽肺作业环境，病情仍会继续发展。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿没有领导带班下井的，煤矿从业人员有权拒绝下井作业。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井高压电网，必须采取措施限制单相接地电容电流不得超过30A。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤电钻插销的插座应接电源侧，插销应接负荷侧、如接反即为失爆。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采取一定的安全措施后，可用刮板输送机运送爆破器材。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "在平巷或斜巷中，没有乘坐专门运送人员的人车或由矿车组成的单独乘人列车时，可以乘坐其他车辆。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤机必须设置机载式甲烷断电仪或便携式甲烷检测报警仪。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业要保证“安全第一，预防为主，综合治理“方针的具体落实，必须严格执行《煤矿安全规程》等相关规定。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "熔断器应并接在被保护的电气设备的主电路中。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "电气设备着火时，应首先切断电源。在切断电源前，只准使用不导电的灭火器材进行灭火。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "调度绞车使用时，电动机运转后，严禁两个刹车把手同时刹住。同时，也禁止两个刹车把手处于刹车位置时按启动按钮。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "局部接地极可以临时插到煤帮里。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采用串联通风的被串采煤工作面进风巷，甲烷超限断电范围是：被串采煤工作面及其进回风巷内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯矿井双巷掘进工作面混合回风流处，甲烷超限断电范围是：包括局部通风机在内的双巷掘进巷道内全部非本质安全电源。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下和井口房，可采用可燃性材料搭设临时操作间、休息间，但必须制定安全措施。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "橡套电缆的接地芯线，除用做监测接地回路外，还可以兼作他用。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿山企业职工无权获得作业场所安全和职业危害方面的信息。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下出现重伤事故时，在场人员应立即将伤员送出地面。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤电钻综合保护装置每天必须进行1次跳闸试验。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤巷、半煤岩巷和有瓦斯涌出的岩巷掘进工作面回风流中，甲烷超限断电范围是：掘进巷道内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下瓦斯检查员检测的结果与甲烷传感器发生误差时，以瓦斯检查员检测结果为准。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "值班室电钳工每天必须对漏电继电器的运行情况进行1次检查和跳闸试验。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当某掘进机工作面瓦斯超限时监控值班人员应通过遥控切断电切断该地点局部通风机电源。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当作业现场即将发生冒顶时，应迅速离开危险区，撤退到安全地点。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "怀疑有胸、腰、椎骨折的病人，搬运时，可以采用一人抬头，一人抬腿的方法。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿工人不仅有安全生产监督权、不安全状况停止作业、接受安全教育培训权，而且还享有安全生产知情权。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "有专用排瓦斯巷的采煤工作面混合回风流处，甲烷超限断电范围是：工作面内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "劳动防护用品是用来保护从业人员作业安全和健康的预防性辅助装备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进机设置的便携式甲烷检测报警仪，报警浓度是0.5%CH4。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面回风巷必须设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "回风流中，机电设备硐室的进风侧加完超限断电的范围是：机电设备硐室内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进巷道的回风流中必须设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "兼做回风井的装有带式输送机的井筒，甲烷超限断电范围是：井筒内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿从业人员要认识煤矿各种灾害的危险性，掌握煤矿瓦斯、煤尘、水、火等灾害知识，学会各种灾害的防灾、避灾、救灾技能和方法，熟悉从业场所的避灾路线。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业必须按规定组织实施对全体从业人员的安全教育和培训，及时选送主要负责人、安全生产管理人员和特种作业人员到具备相应资质的煤矿安全培训机构参加培训。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井通风是防止瓦斯积聚的基本措施，只有做到有效地控制供风的风流方向、风量和风速，漏风少、风流稳定性高，才能保证随时冲淡和排除瓦斯。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面必须设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "四肢骨折的病人，在固定时，一定要将指/趾末端露出。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "总接地网的接地电阻值的测定，每季进行1次，并有测定数据记录。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "有关人员可以乘坐刮板输送机，但不能在其上面行走。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "防爆电气设备连接器内腔表面不得涂漆。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面的配电点，大都设在掘进巷道的一侧或掘进巷道的贯通巷道内，一般距工作面80~100m处。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "拆除或改变与矿井安全监控设备关联的电气设备的电源线及控制线、检修与矿井安全监控设备关联的电气设备、需要矿井安全监控设备停止运行时，须报告矿调度室，并制定安全措施后方可进行。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿从业人员要熟知安全行走路线，熟知安全站立点位置，熟知各种安全禁止、警告、指令、指示标志。严格按照规定在运输巷道和工作面、行业区行走、站立。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控系统必须每15天必须对甲烷超限断电功能进行测试。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进工作面被串联通风时，必须在被串掘进工作面的局部通风机前安装甲烷传感器，当甲烷浓度大于0.5%CH4，必须同时切断局部通风机电源。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "停送电的操作必须严格执行“谁停电、谁送电“的停送电原则。严禁约时停送电或借他人停电时机检修同一电源线路上的电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯矿井采煤工作面甲烷超限断电范围是：工作面及其回风巷内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "造成电气设备短路的主要原因是设备的绝缘受到破坏。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "恢复已封闭的停工区，必须事先排除其中积聚的瓦斯。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "低瓦斯、高瓦斯和煤与瓦斯突出矿井都必须在工作面设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿安全监察机构依法行使职权，不受任何组织和个人的非法干涉。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "举报已被责令关闭、停产整顿、停止作业，而擅自进行生产的煤矿，经核查属实，给予举报人奖励。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "瓦斯电闭锁的作用是:由瓦斯监控系统对掘进工作面的动力电源实行闭锁。当瓦斯浓度达到1%时。瓦斯监控器发生警报;当瓦斯浓度达到1.5%时，立即切断掘进工作面内的非本质安全型电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "国有重点煤矿的矿井安全监控系统，应上联至集团公司（矿务局）；国有地方煤矿和乡镇煤矿的矿井安全监控系统，应上联至县（市、区）煤炭主管部门。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在矿井安全监控系统中不宜采用中继器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控系统配制甲烷校准气样的相对误差必须小于1%CH4。制备所用的原料气应选用浓度不低于99.9％的高纯度甲烷气体。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤矿井下供电电压高压不应超过6kV。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掘进工作面爆破工作要求的“七不，二少，一高”中“一高”是指“炮眼利用率高”。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "漏电闭锁是指在开关合闸后对电网进行绝缘监测，起闭锁作用。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "反向起爆具有比正向起爆的爆破效果好、炮眼利用率高的优点。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "掘进机必须设置机载式甲烷断电仪或便携式甲烷检测报警仪。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "国家对从事煤矿井下作业的职工采取了特殊的保护措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯、煤与瓦斯突出矿井采煤工作面回风巷中部，甲烷超限断电范围是：工作面内全部非本质安全行电器设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "主接地极采用面积不小于0.6平方米、厚度不小于5mm的钢板制成。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "使用架线电机车的主要运输巷道内装煤点处，甲烷超限断电范围是：装煤点处全部非本质安全型电气设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "晶体管电容式发爆器能将供电时问控制在4ms以内。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采掘工作面遇到断层、破碎带时，应采取少装药、放小炮或不爆破的方法进行处理。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿井下可以使用秒延期雷管。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发爆器或起爆接线盒都必须采用矿用防爆型的（矿用增安型的除外）。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "爆破工应携带爆破资格证和有班组长签章的爆破工作消耗单到爆炸材料库领取爆炸材料。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层厚度包括煤层中夹矸的厚度。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下加强靠近探水地点的支护，打好坚固的立柱和拦板，以防高压水冲垮煤壁和支架。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层顶板暴露的时间越长，煤层顶板压力越大。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对于呼吸、心跳骤停的病人,应立即送往医院。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "钻眼爆破是井巷掘进施工中的主要工序，其他工序都要围绕它进行有序的安排。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "铵梯炸药中含量最高的成分是梯恩梯。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "当矿井安全监控系统检测的模拟量大于或等于报警门限时，监控系统软件自动将超限时刻及当前数值在屏幕上列表显示，显示内容包括：地点、名称、检测值等。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "运送人员的列车未停稳时不准上下人员，严禁在列车行进途中扒车、蹬车、跳车和翻越车厢。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "可以用带式输送机运输爆炸材料。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "抽出单个电雷管后，必须将其脚线末端扭结成短路。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井巷掘进中主要的爆破参数有:单位炸药消耗量、炮眼直径、炮眼深度、炮眼数目等。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控系统应具备甲烷浓度超限声光报警和甲烷断电仪功能；可以不具备甲烷风电闭锁功能。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿用防爆特殊型蓄电池电机车内，设置的便携式甲烷检测报警仪，报警浓度是0.5%CH4。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "不同厂家生产的但型号相同的电雷管可掺混使用。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采区回风巷，甲烷传感器报警浓度、断电浓度、复电浓度分布是：≥1.0%CH4,≥1.5%CH4,<1.0%CH4。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "制定专项措施后，可在停风或瓦斯超限的区域作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "严禁裸露爆破，因为它是一种既不安全又不经济的爆破方法。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电爆网路不得使用裸露导线，不得利用铁轨、钢管、钢丝做爆破线路。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在采掘工作面遇有较大的、一时难以挑下的危石，应暂停作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "掏槽眼深度必须比其他炮眼加深200mm。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下主要硐室和工作场所应备有灭火器材。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "处理采煤工作面冒顶时首先应采取措施恢复生产其次是抢救遇险人员。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井安全监控系统甲烷传感器应垂直悬挂，距顶板（顶梁、屋顶）不得大于500mm。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "由于连线不良造成的拒爆，可重新连线起爆。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "对矿用混合炸药而言，提高炸药密度可提高炸药的爆速。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "一个掘进工作面，使用2台局部通风机通风。这2台局部通风机都必须同时实现风电闭锁。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "含水率超过0.5%的铵梯炸药可用于有瓦斯煤尘爆炸危险的爆破地点。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采区回风巷，甲烷超限断电范围是：采区回风巷内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "爆破后，必须立即将把手或钥匙拔出，摘掉爆破母线并扭结成短路。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿用本质安全输出直流电源应具有的主要功能包括：输入、输出电源指示功能；限流、限压和短路保护功能。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯矿井进风的主要运输巷道内使用架线电机车时，瓦斯涌出巷道的下风流中，必须设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发爆器在井下发生故障后，可以自行拆开并进行修理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "导通表是专门用来测量电雷管、爆破母线或电爆网路是否导通的仪表。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿许用毫秒电雷管可用于井下有瓦斯煤尘爆炸危险的工作面。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控系统必须具有防雷电保护。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在回风流中的机电设备硐室的进风侧，必须设置甲烷传感器。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "同一厂家不同批次的电雷管可以掺混使用。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "爆破工必须直接依照操作规程进行爆破作业。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "电雷管的最大安全电流，是指给电雷管通以恒定直流电，在一定时间（5min）内不会引燃发火药的最大电流。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工艺不包括采空区处理。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "毫秒爆破具有减弱地震波的作用。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "入井人员严禁穿化纤衣服。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业、矿井的各职能部门负责人对本职范围内的防突工作负责；区（队）、班组长对管辖范围内放突工作负直接责任；防突人员对所在岗位的防突工作负责。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿许用型瞬发电雷管之所以有较高的安全性，主要是在副起爆药中加入了一定量的消焰剂。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "有专用排瓦斯巷的采煤工作面混合回风流处，甲烷传感器报警浓度、断电浓度、复电浓度分布是：≥1.0%CH4,≥1.0%CH4,<1.0%CH4。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯矿井进风的主要运输巷道内使用架线电机车时，瓦斯涌出巷道的下风流处，甲烷超限断电范围是：下风流处全部非本质安全型电气设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "岩石巷道掘进光面爆破时，只能采用正向装药。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井巷工程岩土爆破，飞石主要顺着最小抵抗线方向抛散。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "间距小于20m的两条平行巷道，其中一条巷道内进行爆破作业时，该巷道内的工作人员必须撤到安全地点;另一条巷道内的人员可照常工作。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "不得在井下更换发爆器电池。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "低瓦斯矿井煤层的采掘工作面，必须使用安全等级不低于三级的煤矿许用炸药。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "严禁使用将发爆器两接线柱连线打火的方法检查发爆器输出电量的大小","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控系统新的低浓度载体催化式甲烷传感器使用前的调校程序中的基本误差测定主要包括：按校准时的流量一次向气室通入0.5%CH4、1.5%CH4、3.5%CH4校准气，持续时间分别大于90s，使测量值稳定显示，记录传感器的显示值或输出信号值（换算为甲烷浓度值）。重复测定4次，取其后3次的算术平均值与标准气样的差值，即为基本误差。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "井下主站或分站，应设置在便于人员观察、调试、检验及支护良好、无滴水、无杂物的进风巷道或硐室中，安设时应垫支架，使其距巷道底板距离不小于300mm，或吊挂在巷道中。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "四肢骨折的病人，在固定时，一定要将（指）趾末端露出","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "安全被筒炸药可用于处理溜煤眼堵塞。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "矿井安全监控系统软件断电查询，是指根据输入的查询时间，矿井安全监控系统软件，将查询期间内断电的全部模拟量和开关量列表显示或打印。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤矿企业应当向从业人员如实告知作业场所和工作岗位的危险因素、防范措施以及事故应急措施。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "所有接触爆炸材料的人员应穿棉布或抗静电衣服，严禁穿化纤衣服。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "发爆器长时间不用时，要放在于燥的地方，并取出电池。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用架线电机车的主要运输巷道内装煤点处，甲烷传感器报警浓度、断电浓度、复电浓度分别是：≥1.0%CH4,≥1.0%CH4,<1.0%CH4","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "炮眼布置必须有利于爆堆集中、不崩倒永久性支架和设备。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "电雷管和炸药可同箱混装运送。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "所有煤矿企业必须有矿山救护队为其服务。矿山救护队员是井下一线特种作业人员。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "通电以后装药炮眼不响时，如使用延期电雷管至少要等5min，方可沿线路检查，找出原因。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "我国目前所使用的矿用炸药都属于混合炸药。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在采掘工作面，用工具撞击顶板若发出沉闷的咚咚声表明顶板已离层。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井巷采掘工作面的爆破中，单位炸药消耗量大小取决于炸药的性能，岩石的性质，巷道断面的大小，炮孔的直径、深度等因素。在实际工作中，大多采用经验公式并参照国家定额标准确定。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面顶板淋水明显加大，是冒顶的预兆之一。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "当甲烷超限断电时，应切断被控区域的全部电源。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采区回风巷、一冀回风巷及总回风巷道内，临时施工的电气设备上风侧，甲烷传感器报警浓度、断电浓度、复电浓度分别是：≥1.0%CH4,≥1.5%CH4,<1.0%CH40。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面上隅角甲烷超限断电范围是：工作面内全部非本质安全型电气设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井安全监控设备必须定期进行调试、校正，每月至少1次。甲烷传感器、便携式甲烷检测报警仪等采用载体催化元件的甲烷检测设备，每15天必须使用校准气样和空气样调校1次。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "炸药由爆破工或在爆破工监护下由熟悉《煤矿安全规程》有关规定的人员运送。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "探水地点不必要安设专用电话。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "尘肺病可预防而不可治愈，尘肺病患者随着年龄的增加，病情会逐步加重。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "毫秒延期爆破不可用于有瓦斯或煤尘爆炸危险的工作面。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "采煤工作面上隅角设置的便携式甲烷检测报警仪，报警浓度是0.5%CH4。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "高瓦斯矿井进风的主要运输巷道内使用架线电机车时，瓦斯涌出的下风流处，甲烷传感器报警浓度、断电浓度、复电浓度分别是：≥0.5%CH4,≥1.0%CH4,<0.5%CH4。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "发爆器的把手、钥匙或电力起爆接线盒的钥匙，必须由爆破工随身携带，严禁转交他人，不到爆破通电时，不得将把手或钥匙插入发爆器或电力起爆接线盒内。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "最小抵抗线小于规定值，就会威胁安全。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "爆破工可携带矿灯进入爆炸材料库领取爆炸材料。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "对一般伤员均应先进行止血、固定、包扎等初步救护后，再进行转运。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采区回风巷、一冀回风巷及总回风巷道内，临时施工的电气设备上风侧，甲烷超限断电范围是：临时施工的全部非本质安全型电气设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "矿井安全监控软件系统馈电异常显示，是指当断电命令与馈电状态不一致时，自动显示地点、名称、断电或复电时刻、断电区域、馈电异常时刻等。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "采煤工作面，必须在工作面及其回风巷设置甲烷传感器，在工作面上隅角设置甲烷传感器或便携式甲烷检测报警仪。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "岩石巷道掘进光面爆破遇软岩时，应加大周边眼间距。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "爆破工通电起爆后拒爆时，必须先取下把手或钥匙，并将母线扭结短路，等一定时间（瞬发雷管5min，延期雷管15min）后才可沿线检查。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "在井下发爆器发生故障时，不得在井下拆开修理，更不得敲打、撞击。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "使用局部通风机供风的地点必须实行风电闭锁，保证当正常工作的局部通风机停止运转或停风后能切断停风区全部非本质安全型电气设备的电源。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "煤层顶板暴露的面积越大，煤层顶板压力越小。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "煤与瓦斯突出矿井采煤工作面进风巷，甲烷传感器报警浓度、断电浓度、复电浓度分别是：≥0.5%CH4,≥0.5%CH4,<0.5%CH4。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "职业安全卫生管理体系的建立。使企业安全管理更具系统性。","options": [],"answer": "【正确答案】A","type": "choice"   },  {"question": "高瓦斯和煤与瓦斯突出矿井掘进巷道中部，甲烷超限断电范围是：掘进巷道中部全部非本质安全型电气设备。","options": [],"answer": "【正确答案】B","type": "choice"   },  {"question": "井下接近含水层、导水断层、溶洞和导水陷落柱时。根据生产需要可以不进行探水。","options": [],"answer": "【正确答案】B","type": "choice"   } ]; // ============= 脚本配置 ============= const DEBUG = true; // 记录日志 function log(...args) { if (DEBUG) { console.log('[智能考试助手]', ...args); } } log('脚本已加载'); // ============= 题库搜索引擎 ============= // 在题库中搜索问题 function findQuestionInDatabase(query) { if (!query) return null; // 清理查询文本 const cleanQuery = normalizeText(query); log('搜索查询:', cleanQuery); // 1. 尝试精确匹配 for (const item of QUESTION_DATABASE) { const cleanQuestion = normalizeText(item.question); if (cleanQuestion === cleanQuery) { log('找到精确匹配'); return item; } } // 2. 尝试包含匹配 for (const item of QUESTION_DATABASE) { const cleanQuestion = normalizeText(item.question); if (cleanQuestion.includes(cleanQuery) || cleanQuery.includes(cleanQuestion)) { log('找到包含匹配'); return item; } } // 3. 尝试相似度匹配 let bestMatch = null; let highestSimilarity = 0.7; // 相似度阈值 for (const item of QUESTION_DATABASE) { const cleanQuestion = normalizeText(item.question); const similarity = calculateSimilarity(cleanQuery, cleanQuestion); if (similarity > highestSimilarity) { highestSimilarity = similarity; bestMatch = item; } } if (bestMatch) { log('找到相似匹配，相似度:', highestSimilarity); return bestMatch; } log('未找到匹配'); return null; } // 标准化文本用于比较 function normalizeText(text) { return text.replace(/\s+/g, '') .replace(/[,，.。?？!！:：;；(（)）\[\]【】]/g, '') .toLowerCase(); } // 计算文本相似度 function calculateSimilarity(str1, str2) { // 计算字符重合率 const set1 = new Set(str1); const set2 = new Set(str2); let intersection = 0; for (const char of set1) { if (set2.has(char)) intersection++; } const union = set1.size + set2.size - intersection; return intersection / union; } // ============= 样式设置 ============= GM_addStyle(` #search-panel { position: fixed; background: #ffffff; border: 1px solid #ddd; border-radius: 4px; box-shadow: 0 2px 10px rgba(0,0,0,0.2); padding: 10px; z-index: 999999; display: none; font-size: 13px; color: #333; width: 300px; max-height: 400px; overflow-y: auto; transition: opacity 0.3s ease; cursor: move; opacity: 0.95; } #search-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; border-bottom: 1px solid #eee; padding-bottom: 5px; cursor: move; user-select: none; } #header-controls { display: flex; align-items: center; gap: 10px; } #pin-button { cursor: pointer; color: #999; font-size: 16px; padding: 0 5px; transition: all 0.3s ease; display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; border-radius: 4px; } #pin-button:hover { background-color: #f0f0f0; color: #666; } #pin-button.pinned { color: #4CAF50; background-color: #e8f5e9; } #pin-button.pinned:hover { background-color: #c8e6c9; color: #2e7d32; } #opacity-control { display: flex; align-items: center; margin-bottom: 8px; padding: 5px; border-bottom: 1px solid #eee; font-size: 12px; } #opacity-slider { flex: 1; margin: 0 10px; cursor: pointer; } #search-title { font-weight: bold; font-size: 14px; } #search-close { cursor: pointer; color: #999; font-size: 16px; } #search-close:hover { color: #555; } #selected-text { font-weight: bold; margin-bottom: 8px; white-space: normal; word-break: break-word; } .action-buttons { display: flex; margin-bottom: 8px; flex-wrap: wrap; } .action-button { cursor: pointer; padding: 3px 8px; background: #f5f5f5; border: 1px solid #ddd; border-radius: 3px; margin-right: 8px; margin-bottom: 5px; font-size: 12px; } .action-button:hover { background: #e9e9e9; } #search-result { border-top: 1px dashed #eee; padding-top: 8px; max-height: 250px; overflow-y: auto; font-size: 13px; line-height: 1.5; } .result-item { margin-bottom: 8px; padding-bottom: 8px; border-bottom: 1px dashed #eee; } .answer { color: #d23f31; font-weight: bold; } .loading { text-align: center; color: #888; padding: 10px 0; } .no-result { color: #888; text-align: center; padding: 15px 0; } .options-list { margin-top: 5px; padding-left: 20px; } .option { margin-bottom: 3px; } .blink{ display:none !important; } .hint { color: #888; font-size: 12px; margin: 5px 0; font-style: italic; } .result-actions { margin-top: 10px; font-size: 12px; color: #666; } .result-action { cursor: pointer; color: #1a75ff; margin-right: 10px; } .result-action:hover { text-decoration: underline; } #cached-answers { font-size: 12px; color: #888; margin-top: 5px; } .e-learning-app-game-progress__button{ position: absolute !important; left: 150px !important; bottom: 330px !important; width: 200px !important; height: 200px !important; } .e-learning-app-game-progress__button img{ width: 200px !important; height: 200px !important; } @keyframes blink { 0% { background-color: rgba(0, 0, 0, 0.7); } 50% { background-color: rgba(206, 32, 41, 0.8); } 100% { background-color: rgba(0, 0, 0, 0.7); } } #db-stats { font-size: 11px; color: #888; margin-top: 5px; } `); //键盘按下代替鼠标点击下一题 document.addEventListener("keydown", function(event) { if (event.keyCode === 69) { document.querySelector(".e-learning-app-game-progress__button").click() } }); //键盘按下代替鼠标点击刷新题目 document.addEventListener("keydown", function(event) { if (event.keyCode === 81) { document.querySelector("button").click() } }); // 缓存系统 const answerCache = {}; // 创建一个始终可见的激活按钮 const activateButton = document.createElement('div'); activateButton.id = 'activate-button'; activateButton.textContent = '激活搜题助手'; activateButton.className = 'blink'; document.body.appendChild(activateButton); // 显示激活按钮 setTimeout(() => { activateButton.style.display = 'none'; }, 2000); // 创建搜索面板 const searchPanel = document.createElement('div'); searchPanel.id = 'search-panel'; searchPanel.innerHTML = `
智能考试助手
📌
×
透明度: 95%
题库: ${QUESTION_DATABASE.length}题
`; document.body.appendChild(searchPanel); log('面板已创建，题库大小:', QUESTION_DATABASE.length); // 添加置顶功能 let isPinned = false; const pinButton = document.getElementById('pin-button'); pinButton.addEventListener('click', () => { isPinned = !isPinned; if (isPinned) { pinButton.classList.add('pinned'); pinButton.title = '取消置顶'; } else { pinButton.classList.remove('pinned'); pinButton.title = '置顶'; } }); // 修改点击页面其他地方隐藏面板的逻辑 document.addEventListener('mousedown', (e) => { if (!isPinned && searchPanel.style.display === 'block' && !searchPanel.contains(e.target) && !activateButton.contains(e.target)) { searchPanel.style.display = 'none'; activateButton.style.display = 'block'; } }); // 修改ESC键隐藏面板的逻辑 document.addEventListener('keydown', (e) => { if (!isPinned && e.key === 'Escape' && searchPanel.style.display === 'block') { searchPanel.style.display = 'none'; activateButton.style.display = 'block'; } // Alt+Q 快速激活搜索面板 if (e.altKey && e.key === 'q') { const currentQuestion = extractCurrentQuestion(); if (currentQuestion) { displayPanel(currentQuestion, { left: window.innerWidth / 2 - 150, top: 100 }); } else { const selection = window.getSelection(); const selectedText = selection.toString().trim(); if (selectedText && selectedText.length > 3) { displayPanel(selectedText, { left: window.innerWidth / 2 - 150, top: 100 }); } else { displayPanel("请选中题目文本", { left: window.innerWidth / 2 - 150, top: 100 }); } } e.preventDefault(); } // Alt+A 快速搜索答案 if (e.altKey && e.key === 'a' && searchPanel.style.display === 'block') { document.getElementById('search-btn').click(); e.preventDefault(); } }); // 修改关闭按钮事件 document.getElementById('search-close').addEventListener('click', () => { searchPanel.style.display = 'none'; activateButton.style.display = 'block'; // 关闭时取消置顶状态 isPinned = false; pinButton.classList.remove('pinned'); pinButton.title = '置顶'; }); // 复制按钮事件 document.getElementById('copy-btn').addEventListener('click', () => { const textToCopy = document.getElementById('selected-text').textContent; if (textToCopy) { try { if (typeof GM_setClipboard !== 'undefined') { GM_setClipboard(textToCopy); } else { const textarea = document.createElement('textarea'); textarea.value = textToCopy; textarea.style.position = 'fixed'; textarea.style.opacity = '0'; document.body.appendChild(textarea); textarea.select(); document.execCommand('copy'); document.body.removeChild(textarea); } const copyBtn = document.getElementById('copy-btn'); const originalText = copyBtn.textContent; copyBtn.textContent = '已复制!'; setTimeout(() => { copyBtn.textContent = originalText; }, 1500); } catch (e) { log('复制失败', e); alert('复制失败，请手动复制'); } } }); // 搜索按钮事件 document.getElementById('search-btn').addEventListener('click', () => { searchAnswer(); }); // 自动填答案按钮事件 document.getElementById('auto-answer').addEventListener('click', () => { const currentAnswer = getCurrentAnswer(); if (currentAnswer) { autoFillAnswer(currentAnswer); } else { alert('没有找到答案，请先搜索'); } }); // 获取当前答案 function getCurrentAnswer() { const answerElement = document.querySelector('#search-result .answer'); if (answerElement) { const answerText = answerElement.textContent; if (answerText.includes(':')) { return answerText.split(':')[1].trim(); } return answerText; } return null; } // 自动填充答案 function autoFillAnswer(answer) { try { log('尝试自动填写答案:', answer); // 判断题的处理 if (answer === 'A' || answer === '正确' || answer === 'A.正确' || answer === '对') { const correctOption = document.querySelector('input[value="A"], input[value="正确"], input[value="对"]'); if (correctOption) { correctOption.click(); return true; } } if (answer === 'B' || answer === '错误' || answer === 'B.错误' || answer === '错') { const incorrectOption = document.querySelector('input[value="B"], input[value="错误"], input[value="错"]'); if (incorrectOption) { incorrectOption.click(); return true; } } // 单选题处理 if (answer.length === 1 && 'ABCD'.includes(answer)) { const options = document.querySelectorAll('input[type="radio"]'); const index = 'ABCD'.indexOf(answer); if (options && options[index]) { options[index].click(); return true; } } // 多选题处理 if (answer.length > 1 && answer.split('').every(a => 'ABCD'.includes(a))) { const options = document.querySelectorAll('input[type="checkbox"]'); let clicked = false; for (let a of answer) { const index = 'ABCD'.indexOf(a); if (options && options[index]) { options[index].click(); clicked = true; } } return clicked; } // 如果上面的方法都不行，尝试通过标签查找 const labels = Array.from(document.querySelectorAll('label')); for (let label of labels) { if (label.textContent.includes(answer) || (answer.length === 1 && label.textContent.trim().startsWith(answer + '.'))) { label.click(); return true; } } log('自动填写失败，未找到匹配的选项'); return false; } catch (e) { log('自动填写答案出错', e); return false; } } // 激活按钮事件 activateButton.addEventListener('click', () => { activateButton.style.display = 'none'; const currentQuestion = extractCurrentQuestion(); if (currentQuestion) { displayPanel(currentQuestion, { left: window.innerWidth / 2 - 150, top: 100 }); } else { displayPanel("请选中题目文本", { left: window.innerWidth / 2 - 150, top: 100 }); } }); // 尝试提取当前页面上的题目 function extractCurrentQuestion() { try { const possibleQuestionElements = [ ...document.querySelectorAll('.question-content, .question-title, .title, .stem, .question-stem'), ...document.querySelectorAll('div[class*="question"], div[class*="title"], div[class*="stem"]') ]; const allElements = document.querySelectorAll('p, div, span, h1, h2, h3, h4, h5, h6'); for (let el of allElements) { const text = el.textContent.trim(); if (/^\d+\./.test(text) && text.length > 5) { return text; } } for (let el of possibleQuestionElements) { const text = el.textContent.trim(); if (text.length > 10) { return text; } } const textBlocks = Array.from(document.querySelectorAll('p, div')).filter(el => { const text = el.textContent.trim(); return text.length > 20 && text.length < 500; }); if (textBlocks.length > 0) { return textBlocks[0].textContent.trim(); } return null; } catch (e) { log('提取题目出错', e); return null; } } // 使用真实数据的搜索函数 function searchAnswer() { const query = document.getElementById('selected-text').textContent.trim(); if (!query) return; // 显示加载中 document.getElementById('search-result').innerHTML = '
正在搜索答案，请稍候...
'; // 检查缓存 if (answerCache[query]) { displayResults(answerCache[query], query); return; } // 从题库搜索 setTimeout(() => { const result = findQuestionInDatabase(query); if (result) { // 缓存结果 answerCache[query] = result; // 显示结果 displayResults(result, query); } else { document.getElementById('search-result').innerHTML = '
未找到相关答案，请尝试修改题目或手动搜索。
'; } // 更新缓存统计 updateCacheStats(); }, 500); // 短暂延迟，模拟搜索过程 } // 显示搜索结果 function displayResults(result, query) { const searchResult = document.getElementById('search-result'); if (!result) { searchResult.innerHTML = '
未找到相关答案，请尝试修改关键词。
'; return; } let html = '
'; if (result.options && result.options.length > 0) { // 选择题 html += `
题目: ${result.question}
`; html += '
'; result.options.forEach(option => { const isAnswer = option.startsWith(result.answer) || option.startsWith(result.answer + "."); html += `
${option}
`; }); html += '
'; html += `
答案: ${result.answer}
`; } else { // 非选择题 html += `
题目: ${result.question}
`; html += `
答案: ${result.answer}
`; } if (result.explanation) { html += `
解析: ${result.explanation}
`; } html += `
复制答案 复制全部
`; searchResult.innerHTML = html; // 添加复制答案和复制全部的事件 const copyAnswerBtn = searchResult.querySelector('.copy-answer'); if (copyAnswerBtn) { copyAnswerBtn.addEventListener('click', () => { GM_setClipboard(result.answer); alert('答案已复制到剪贴板!'); }); } const copyAllBtn = searchResult.querySelector('.copy-all'); if (copyAllBtn) { copyAllBtn.addEventListener('click', () => { let textToCopy = `题目: ${result.question}\n`; if (result.options && result.options.length > 0) { textToCopy += result.options.join('\n') + '\n'; } textToCopy += `答案: ${result.answer}`; if (result.explanation) { textToCopy += `\n解析: ${result.explanation}`; } GM_setClipboard(textToCopy); alert('题目和答案已复制到剪贴板!'); }); } } // 更新缓存统计 function updateCacheStats() { const cacheCount = Object.keys(answerCache).length; if (cacheCount > 0) { document.getElementById('cached-answers').textContent = `已缓存 ${cacheCount} 个答案`; } else { document.getElementById('cached-answers').textContent = ''; } } // 记录面板上次位置 let lastPanelPosition = null; // 显示面板 function displayPanel(text, position = null) { log('显示面板，文本:', text ? text.substring(0, 20) + '...' : '无', '位置:', position); try { const selectedTextElement = document.getElementById('selected-text'); if (!selectedTextElement) { log('错误：未找到selected-text元素'); return; } selectedTextElement.textContent = text; searchPanel.style.display = 'block'; log('面板显示状态:', searchPanel.style.display); const panelWidth = searchPanel.offsetWidth || 300; const panelHeight = searchPanel.offsetHeight || 400; let left, top; if (lastPanelPosition) { left = lastPanelPosition.left; top = lastPanelPosition.top; } else if (position) { left = Math.max(10, Math.min(position.left, window.innerWidth - panelWidth - 10)); top = Math.max(10, Math.min(position.top, window.innerHeight - panelHeight - 10)); } else { left = window.innerWidth / 2 - 150; top = window.innerHeight / 3; } searchPanel.style.left = `${left}px`; searchPanel.style.top = `${top}px`; log('面板位置已设置:', {left, top}); // 重置面板状态 searchPanel.style.opacity = opacitySlider.value / 100; searchPanel.style.transform = 'none'; xOffset = 0; yOffset = 0; // 自动搜索 if (text && text !== "请选中题目文本") { log('准备自动搜索'); setTimeout(() => { try { searchAnswer(); } catch (e) { log('自动搜索失败:', e); } }, 300); } } catch (e) { log('显示面板失败:', e); } } // 监听选择文本事件 const textSelectionEvents = ['mouseup', 'touchend', 'keyup']; // 使用防抖函数来优化事件处理 function debounce(func, wait) { let timeout; return function executedFunction(...args) { const later = () => { clearTimeout(timeout); func(...args); }; clearTimeout(timeout); timeout = setTimeout(later, wait); }; } // 优化后的文本选择处理函数 const debouncedHandleTextSelection = debounce((event) => { try { log('文本选择事件触发:', event.type); // 如果事件目标是搜索面板内的元素，直接返回 if (event.target && ( searchPanel.contains(event.target) || event.target.closest('#search-panel') )) { log('事件发生在搜索面板内，忽略'); return; } const selection = window.getSelection(); const selectedText = selection.toString().trim(); log('选中的文本:', selectedText ? selectedText.substring(0, 20) + '...' : '无'); if (selectedText && selectedText.length > 3) { log('检测到有效文本选择:', selectedText.substring(0, 20) + '...'); let rect; let position = null; try { if (selection.rangeCount > 0) { rect = selection.getRangeAt(0).getBoundingClientRect(); position = { left: Math.max(0, (rect.left + window.scrollX)), top: Math.max(0, (rect.bottom + window.scrollY + 5)) }; log('选择位置:', position); } } catch (e) { log('获取选择位置失败', e); if (event.type === 'mouseup' && event.clientX && event.clientY) { position = { left: Math.max(0, event.clientX + window.scrollX), top: Math.max(0, event.clientY + window.scrollY + 20) }; log('使用鼠标位置:', position); } else { position = { left: window.innerWidth / 2 - 150, top: window.innerHeight / 3 }; log('使用默认位置:', position); } } requestAnimationFrame(() => { displayPanel(selectedText, position); }); } } catch (e) { log('文本选择处理失败', e); } }, 100); // 添加事件监听器 textSelectionEvents.forEach(eventType => { document.addEventListener(eventType, debouncedHandleTextSelection, { passive: true, capture: false }); }); // 确保在页面卸载时清理事件监听器 window.addEventListener('unload', () => { textSelectionEvents.forEach(eventType => { document.removeEventListener(eventType, debouncedHandleTextSelection); }); }); // 添加拖拽功能 let isDragging = false; let currentX; let currentY; let initialX; let initialY; let xOffset = 0; let yOffset = 0; const dragStart = (e) => { if (e.target.closest('#search-result, .action-buttons, #opacity-control')) return; initialX = e.type === 'mousedown' ? e.clientX - xOffset : e.touches[0].clientX - xOffset; initialY = e.type === 'mousedown' ? e.clientY - yOffset : e.touches[0].clientY - yOffset; if (e.target === searchPanel || e.target.closest('#search-header')) { isDragging = true; } }; const dragEnd = () => { initialX = currentX; initialY = currentY; isDragging = false; // 记录面板当前位置 const panelRect = searchPanel.getBoundingClientRect(); lastPanelPosition = { left: panelRect.left + window.scrollX, top: panelRect.top + window.scrollY }; }; const drag = (e) => { if (isDragging) { e.preventDefault(); currentX = e.type === 'mousemove' ? e.clientX - initialX : e.touches[0].clientX - initialX; currentY = e.type === 'mousemove' ? e.clientY - initialY : e.touches[0].clientY - initialY; xOffset = currentX; yOffset = currentY; setTranslate(currentX, currentY, searchPanel); } }; const setTranslate = (xPos, yPos, el) => { el.style.transform = `translate3d(${xPos}px, ${yPos}px, 0)`; }; searchPanel.addEventListener('mousedown', dragStart); document.addEventListener('mousemove', drag); document.addEventListener('mouseup', dragEnd); searchPanel.addEventListener('touchstart', dragStart); document.addEventListener('touchmove', drag); document.addEventListener('touchend', dragEnd); // 添加透明度控制 const opacitySlider = document.getElementById('opacity-slider'); const opacityValue = document.getElementById('opacity-value'); opacitySlider.addEventListener('input', (e) => { const value = e.target.value; searchPanel.style.opacity = value / 100; opacityValue.textContent = `${value}%`; }); // 监听控制台文本选择 function setupConsoleTextSelection() { try { // 添加控制台样式 const style = document.createElement('style'); style.textContent = ` .console-message-content, .console-message, .console-message-wrapper, .console-message-text, .console-message-text-wrapper { user-select: text !important; -webkit-user-select: text !important; -moz-user-select: text !important; -ms-user-select: text !important; } `; document.head.appendChild(style); // 监听复制事件 document.addEventListener('copy', function(e) { const selection = window.getSelection(); const selectedText = selection.toString().trim(); if (selectedText && selectedText.length > 3) { // 延迟执行，确保复制操作完成 setTimeout(() => { displayPanel(selectedText, { left: window.innerWidth / 2 - 150, top: 100 }); }, 100); } }); // 添加控制台提示 console.log('%c[智能考试助手] 控制台搜索功能已启用，选中文本后按 Ctrl+C 触发搜索', 'color: #4CAF50; font-weight: bold;'); // 添加快捷键提示 const shortcutTip = document.createElement('div'); shortcutTip.style.cssText = ` position: fixed; bottom: 10px; right: 10px; background: rgba(0, 0, 0, 0.8); color: white; padding: 8px 12px; border-radius: 4px; font-size: 12px; z-index: 999999; pointer-events: none; opacity: 0.8; `; shortcutTip.textContent = '选中文本后按 Ctrl+C 触发搜索'; document.body.appendChild(shortcutTip); // 3秒后隐藏提示 setTimeout(() => { shortcutTip.style.opacity = '0'; setTimeout(() => shortcutTip.remove(), 500); }, 3000); // 添加全局键盘事件监听 document.addEventListener('keydown', function(e) { // 检查是否按下了 Ctrl+C if (e.ctrlKey && e.key === 'c') { const selection = window.getSelection(); const selectedText = selection.toString().trim(); if (selectedText && selectedText.length > 3) { // 延迟执行，确保复制操作完成 setTimeout(() => { displayPanel(selectedText, { left: window.innerWidth / 2 - 150, top: 100 }); }, 100); } } }); log('控制台文本选择功能已启用'); } catch (e) { log('设置控制台文本选择失败:', e); } } // 监听文本选择 function setupTextSelection() { try { // 全局允许选中 const globalStyle = document.createElement('style'); globalStyle.textContent = ` html, body, * { user-select: text !important; -webkit-user-select: text !important; -moz-user-select: text !important; -ms-user-select: text !important; cursor: text !important; } .title, .title * { user-select: text !important; } `; document.head.appendChild(globalStyle); // 移除阻止选中的事件 document.body.onselectstart = null; document.body.onmousedown = null; document.body.onmouseup = null; document.body.oncopy = null; document.body.oncontextmenu = null; // 自动搜索当前题目 function searchCurrentTitle() { const titleElement = document.querySelector('.title'); if (titleElement) { const titleText = titleElement.textContent.trim(); if (titleText && titleText.length > 3) { displayPanel(titleText, { left: window.innerWidth / 2 - 150, top: 100 }); } } } // 监听 .title 元素内容变化 let titleObserver = null; function observeTitle() { const titleElement = document.querySelector('.title'); if (!titleElement) return; if (titleObserver) titleObserver.disconnect(); titleObserver = new MutationObserver(() => { searchCurrentTitle(); }); titleObserver.observe(titleElement, { characterData: true, subtree: true, childList: true }); // 初始也要搜索一次 searchCurrentTitle(); } // 监听父容器变化，动态重新绑定 .title 监听 const wrapper = document.querySelector('.wrapper'); if (wrapper) { const parentObserver = new MutationObserver(() => { observeTitle(); }); parentObserver.observe(wrapper, { childList: true, subtree: true }); } // 页面初始时也要绑定 observeTitle(); // 控制台提示 console.log('%c[智能考试助手] 标题自动搜索功能已启用', 'color: #4CAF50; font-weight: bold;'); log('标题自动搜索功能已启用'); } catch (e) { log('设置标题搜索失败:', e); } } // 修改初始化函数 function initializeScript() { try { log('开始初始化脚本'); // 检查必要的DOM元素 const requiredElements = { searchPanel: document.getElementById('search-panel'), selectedText: document.getElementById('selected-text'), searchBtn: document.getElementById('search-btn'), copyBtn: document.getElementById('copy-btn'), autoAnswer: document.getElementById('auto-answer'), opacitySlider: document.getElementById('opacity-slider') }; // 验证所有必要元素都存在 const missingElements = Object.entries(requiredElements) .filter(([key, element]) => !element) .map(([key]) => key); if (missingElements.length > 0) { throw new Error(`缺少必要元素: ${missingElements.join(', ')}`); } // 检查题库数据 if (!Array.isArray(QUESTION_DATABASE)) { throw new Error('题库数据未正确加载'); } // 设置控制台文本选择功能 setupConsoleTextSelection(); // 设置标题搜索功能 setupTextSelection(); log('脚本初始化成功'); return true; } catch (e) { log('脚本初始化失败:', e); return false; } } // 等待页面加载完成后初始化 if (document.readyState === 'loading') { document.addEventListener('DOMContentLoaded', initializeScript); } else { initializeScript(); } // 监听页面错误 window.addEventListener('error', (event) => { log('页面错误:', event.error); }); // 监听未捕获的Promise错误 window.addEventListener('unhandledrejection', (event) => { log('未处理的Promise错误:', event.reason); }); // ============= 自定义题目展示和按钮 ============= // 创建 tianjia 元素并显示当前 .title 内容 function setupTianjiaAndButton() { // 检查是否已存在，避免重复添加 if (document.querySelector('.tianjia-container')) return; // 创建容器 var container = document.createElement('div'); container.className = 'tianjia-container'; container.style.display = 'flex'; container.style.alignItems = 'center'; container.style.gap = '16px'; container.style.margin = '10px 0'; container.style.position = "fixed"; container.style.bottom = "250px"; container.style.left = "10px"; // 创建 tianjia 元素 var tianjia = document.createElement('tianjia'); var titleEl = document.querySelector('.title'); tianjia.innerText = titleEl ? titleEl.innerText : ''; tianjia.style.display = 'left'; tianjia.style.background = '#f5f5f5'; tianjia.style.padding = '8px 12px'; tianjia.style.fontSize = '20px'; tianjia.style.border = '1px solid #ddd'; tianjia.style.borderRadius = '8px'; // 创建按钮 var btn = document.createElement('button'); btn.innerText = '刷新题目内容'; btn.style.padding = '10px 24px'; btn.style.fontSize = '18px'; btn.style.background = '#4CAF50'; btn.style.color = 'white'; btn.style.border = 'none'; btn.style.borderRadius = '6px'; btn.style.cursor = 'pointer'; btn.onclick = function() { var titleEl = document.querySelector('.title'); tianjia.innerText = titleEl ? titleEl.innerText : ''; var div = document.querySelector("tianjia"); var selection = window.getSelection(); selection.removeAllRanges(); var range = document.createRange(); range.selectNodeContents(div.firstChild); selection.addRange(range); }; // 添加到容器 container.appendChild(btn); container.appendChild(tianjia); // 插入到页面顶部 document.body.insertBefore(container, document.body.firstElementChild); } // 在脚本初始化时调用 if (document.readyState === 'loading') { document.addEventListener('DOMContentLoaded', setupTianjiaAndButton); } else { setupTianjiaAndButton(); } })();