cut, excavation

excavation中文 ... - excavation face 开挖面; - cut excavation 挖方; - Underwater excavation 水底开挖;水下开挖; ...

深路堑开挖,excavati... ... ) excavating cut slope 开挖路堑 ) Cut excavation 路堑开挖 ) excavation cutting line 路堑开挖线 ...