... ground water drainage 地下水排水 ground water lowering 降低地下水位 ground water plane 地下水面 ...
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Well Ground Water Lowering 井点降水
obdurate ground water lowering 基坑封闭降水
ground-water lowering construction 降水施工
well pipe ground water lowering 井点降水
ground-water lowering at man-made wells 人工井点降水
lowering of ground water level 地下水位降落
ground d water lowering 降低地下水位
Lowering Ground Water 降低地下水位
Introduces the character, fundamental, technological process and system layout of jet well ground water lowering device.
简要介绍了射流井点降水装置的特点、基本原理以及装置的工艺流程及系统布置。
According to the general pattern of ground water lowering, this paper suggested a volume calculation method in the natural river courses in the freezing period.
根据地下水退水的一般规律,提出了针对天然河道封冻期流量推求方法的建议。
Marble karst development in Da-hong-shan mine caused a great deal of water bursting in mine shaft, sharply lowering ground water and large scale of surface subsidence.
大红山矿大理岩岩溶发育,由于突水造成井下大量涌水,同时引起地下水位急剧下降,引发了较大范围、较大规模的地面塌陷。
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