prefabricated steel shell bored foundation的意思|示意
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预制钢壳钻孔基础
prefabricated steel shell bored foundation的网络常见释义
预制钢壳钻孔基础 ...钢围堰钻孔基础 double wall steel cofferdam bored foundation 预制钢壳钻孔基础 prefabricated steel shell bored foundation 泥浆套沉井法 slurry jacket method for sinking caisson ..