excavation and support
短语词组
- rock excavation and support 洞室围岩开挖与支护
- excavation and support scheme 开挖及支护方案
- excavation and support sequence 施工时序
- excavation and support technology 掘支技术
- Tunnel excavation and support 隧道开挖与支护
- excavation and support processes 开挖支护过程
- foundation pit excavation and support 基坑开挖与支护 返回 excavation and support