新元矿井主斜井穿越表土层的施工方法--斜井施工穿过沁水煤田寿阳地区表土段问题的探讨
신원광정주사정천월표토층적시공방법--사정시공천과심수매전수양지구표토단문제적탐토
Construction Method of the Xinyuan Mine's Inclined Shaft Crossing the Mantle Soil