underground pipe-linein
英
美
- 地下管线
双语例句
- Slurry pipe jacking was firmly established as a special method for the non-disruptive construction of the underground pipelines of sewage systems.
顶管施工泥浆被坚定地确立为一种特殊的方法非破坏性建设的地下管线的污水处理系统。
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