water bearing strata

The favorable entrapment zone of the coal-bearing strata is mainly distributed in the deeply-buried area with thick source rock, coarse facies belt and fresh water leaching area below the unconformity.

煤系地层有利储集带主要分布于烃源岩厚度大的深埋藏区、粗相带区及不整合面以下的淡水淋滤区。

review and discussion on rational height of safety coal and rock pillars under soft water bearing strata

松散含水体下合理安全煤岩柱高度留设回顾与探讨

determination of rational coal and rock pillars height of coal mining under the loose water-rich and water-bearing strata

松散含水层下采煤合理煤岩柱高度的确定

Application of technique of horizontal hole drilling and grouting to stopping up water in exploring and mining declined shafts in high pressure water-bearing strata

探采斜井中高压含水地层水平孔钻进止水注浆方法

an inquisition into similarity-simulation examination in water-bearing strata

含水岩层采动破坏相似模拟试验探讨

construction technique of artificial digging pile in water-bearing strata

含水层中人工挖孔桩施工技术

control techniques for water inmshing boreholes in high-pressure water-bearing strata

高承压含水层突水钻孔的治理技术

deformation simulation and affection analysis of claylayer under unconsolidated water-bearing strata during mining

松散含水层下粘土层采动变形模拟及作用分析

This well-washing equipment can serve to wash and dredge water-bearing strata, and its washing dynamic utilizing is much more sufficient than any other methods ever.

这种洗井方法对洗井动力的利用比现今任何洗井方法都更为充分，具有强力快速洗井的特点，能对含水层产生多种冲洗和疏通作用。

well site drawdown in multiple water-bearing strata

多层含水层中的井点降水