The karst water-filling mines in Hunan province occur widely, which can be divided into two types. that is, karst water-filling mine and underground river conduit water-filling mine.

我省岩溶充水矿床较为广泛，可分为岩溶充水和暗河管道充水矿床两个类型，前者包括水文地质条件简单、中等和复杂三个亚类。

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Then reach a conclusion that the red bed can store plentiful ground water in some suitable areas with lithologic and structural conditions. As a important source of filling mine shaft, it oft...

得出结论：在岩性和构造适宜地段，红层中可以赋存较为丰富的地下水，它们常通过采动裂隙引发突水事故，从而对煤矿的安全生产造成威胁。

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Promote the tailings dry heap, tailings filling technology and comprehensive utilization of tailings, and strive to build green mines, mine tailings.

推广尾矿干堆、尾矿井下充填技术和尾矿综合利用，努力建设绿色矿山、无尾矿山。

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