roadway excavation

roadway excavation 基本解释

路基开挖

roadway excavation 用法和例句

1、Optimization of Cutting Holes Layout for the Blasting of Roadway Excavation at a Certain Metal Mine

某金属矿巷道掘进爆破的掏槽孔布孔优化

2、Temporary supporting is a requisite working procedure for bolting work in full mechanized roadway excavation face.

综掘巷道采用锚杆支护时，临时支护是必不可少的一道工序。

重点词汇

roadway n. 车道, 道路, 轨道 [法] 道路, 路面, 快车道

excavation n. 挖掘, 发掘, 挖掘的洞 [医] 陷凹, 挖除