rock excavation
短语词组
- rock slope excavation 岩石边坡开挖
- rock bench excavation 岩台开挖
- foundation rock surface excavation 岩面开挖
- rock mass excavation 岩体开挖
- rock excavation and support 洞室围岩开挖与支护
- groove rock excavation 沟槽石方开挖
- rock mass during excavation 施工期岩体
- pressure from rock excavation 围岩压力
- rock under -excavation 岩石地下工程 返回 rock excavation