bench excavation

常見例句

The bench excavation of combining short-hole with deep-hole blasts was adopted.
采用了淺孔和中深孔爆破相結(jié)合的臺階開挖方法。
In the excavation of foundation pit and foundation bench in shallow aquifer area, the problem of dewatering will be involved.
在含水層較淺的地區(qū)開挖基坑及基槽，都涉及到降水問題。
The construction technique of deep-hole bench blasting and presplitting blasting applied for excavation of Dadingzhishan Lock engineering is described.
介紹大頂子山船閘工程閘塘石方開挖中深孔梯段爆破、預(yù)裂爆破施工技術(shù)。