为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

水害防治工作一直是煤矿安全生产工作中的重中之重[1]。本文详细论述了该井田的充水因素，通过对充水因素的分析，得出了该煤矿安全生......

Mining-induced fracture zone will be produced in the overlying strata after the coal was mined.In this article,the minin......

The exploitation of coal bed methane or coal gas is one of the most effective solutions of the problem of coal gas hazar......

为了得到斜沟煤矿综放开采条件下采场裂隙带发育高度及演化特征,根据斜沟矿的地质资料,通过数值计算、RFPA模拟及现场验证,研究了......

为了满足工作面回采期间工作面的正常排水、通风和辅助运输,避免辅助运输巷因提前施工受临近工作面回采过程中采动影响造成的巷道......

The base vector between 2 poins and a high-precision geodetic height difference can be obtained by GPS. If the geodetic ......

A novel design of development face destress blasting was implemented during the construction of an experimental tunnel a......

There are considerable challenges associated with the design of ground support for seismically-active underground mines.......

In the present study,methodologies to evaluate damage around an underground opening due to seismic waves arising from mi......