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xing long zhuang mei kuang xia zu mei di qu kai cai shui wen di zhi tiao jian fen xi
Author(s): 
Pages: 49-50
Year: Issue:  1
Journal: Coal Mine Modernization

Abstract: 为了实现煤炭资源持续长远的开发和利用,对下组煤进行开采,通过下组煤的水文地质补充勘探,分析查明了下组煤各主要充水含水层的水文地质特征、水质、水位、富水性及主要断层导水性,分析了下组煤主要隔水层厚度、岩性组合、隔水性,分析了下组煤受奥灰水的威胁程度,划分了开采下组煤的水文地质条件类型.
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