The Rayleigh wave exploration plays an important role in production when it applies to the mining geology.
2
通过对集贤煤矿地质概况进行分析，决定采用倒牵式回撤综采液压支架。
By analyzing the geological situation of Jixian Coal Mine, the inverted-led withdrawing way of fully mechanized mining hydraulic supports is applied.
3
分析了灵泉露天煤矿地质水文状况，提出了该矿f 4断层带煤壁回采方案。
We have analysed the geological hydrology state of Lingquan open-pit coal mine, and proposed the coal extraction scheme of this mine F4 shear-zone coal wall.
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