【单选题】
《防范煤矿采掘接续紧张暂行办法》中水文地质极复杂矿井准备煤量可采期不得小于___个月。
A. 12
B. 6
C. 14
D. 7
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答案
C
解析
暂无解析
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【单选题】
煤矿主要负责人必须赋予调度员、安检员、___、班组长等相关人员紧急撤人的权力，发现突水（透水、溃水）征兆、极端天气可能导致淹井等重大险情，立即撤出所有受水患威胁地点的人员，在原因未查清、隐患未排除之前，不得进行任何采掘活动。
A. 队长
B. 经理
C. 井下带班人员
【单选题】
矿井应当收集水文地质类型划分各项指标的相关资料，分析矿井水文地质条件，编制矿井水文地质类型报告，由___组织审批。
A. 煤炭企业总工程师
B. 矿井总工程师
C. 地测副总工程师
【单选题】
对于大中型煤矿发生___以上、小型煤矿发生60m3/h以上的突水，或者因突水造成采掘区域或矿井被淹的，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。
A. 200m3/h
B. 300m3/h
C. 500m3/h
【单选题】
老空和钻孔位置不清楚时，探水钻孔成组布设，并在巷道前方的水平面和竖直面内呈扇形，钻孔终孔位置满足水平面间距不得大于___m，厚煤层内各孔终孔的竖直面间距不得大于1.5m。
A. 3
B. 6
C. 7
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A. Because gas prices are not high.
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A. Some stores offered bigger holiday discounts.
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A. 党的十八大
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D. 党的十八届五中全会
