excavation 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 face support 掘进工作面支护
- excavation and support sequence 施工时序
- excavation pit support 基坑支护
- excavation and support 开挖与支护
- 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 返回 excavation support