two-wall sheet-piling cofferdam的意思|示意

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双层板桩围堰


two-wall sheet-piling cofferdam的网络常见释义

双排板桩围堰 ... Sheet-Piling 桩基础 two-wall sheet-piling cofferdam 双排板桩围堰 strutted sheet piling 支撑的板桩 ...