curtain for cutting of water
... 嵌固深度设计值design value of embedded depth 地下水控制groundwater controlling 截水帷幕curtain for cutting of water ...
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4 截水帷幕 waterproof curtain 1. 5 套接—孔法施工 mixing with one shaft overlap .
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短语
复合式截水帷幕
complex cut water curtain construction