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介绍了对矿区地质构造复杂、煤层赋存不稳定、断层发育等难采煤层的开采情况。在采用旱采采煤方法难以取得好的经济效益情况下，积极采用了水力采煤方法，并取得了较好的技术经济效益。
This paper introduces the exploitation of difficult coal seams, such as complex geological structure, unstable coal seam and fault development. Under the circumstances that it is difficult to obtain good economic benefits by using dry mining method, the method of hydraulic coal mining is adopted actively and good technical and economic benefits have been achieved.