It introduces the new method and construction process of seabed pipeline protection by adopting sand quilt.

介绍采用砂被保护海底管线的新方法及施工过程。

youdao

It introduces the new method and construction process of seabed pipeline protection by adopting sand quilt.

介绍采用砂被保护海底管线的新方法及施工过程。

youdao