well-sinking 沉井
well sinking detail 井筒下沉
Discussion on deep-well sinking pump 论述深井潜水泵
sinking well [海洋] 沉井
sinking well footing 沉井基础
The invention simultaneously provides a method for accurately settling down the well sinking structure into the ground.
本发明同时提供将沉井结构准确沉入地面的方法。
The oil workers are sinking a well.
石油工人正在打油井。
Within the protection zone for a water project, any act of blasting, sinking a well, quarrying rock, and collecting earth, which endangers the safety of the water project, shall be prohibited.
在水工程保护范围内,禁止进行爆破、打井、采石、取土等危害水工程安全的活动。
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