roadway excavation的意思|示意
路基开挖
roadway excavation相关短语
1、 seam roadway excavation 煤巷掘进
2、 double roadway excavation 双巷掘进
3、 gob-side roadway excavation 沿空掘巷
4、 quick constructing roadway excavation 快速成巷
5、 excavation roadway 掘进巷道
6、 roadway mechanized excavation technology 巷道综掘技术
roadway excavation相关例句
The roadway excavation and supporting are crucial techniques in mining engineering.
巷道掘进与支护是采矿工程的技术关键.
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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.
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