pipe shaft的用法和樣例:
例句
- The mine flooding happed during construction of the air shaft in Qidong Coal Mine.
祁東煤礦風井在建井過程中,發生鑽井井壁突水事故,井筒被淹。 - Cement injection of perforating holes in a frozen pipe is a wholly -new technology for consolidating shaft wall rock and stopping water of frozen shafts in coal mines.
凍結管射孔注漿是在對石油輸油井射孔技術和地面注漿技術進行研究的基礎上,開發出的一種用於煤礦凍結井筒圍岩加固和堵水的全新技術。