rock excavation
短語詞組
- rock slope excavation 巖石邊坡開挖
- rock bench excavation 巖臺開挖
- foundation rock surface excavation 巖麪開挖
- rock mass excavation 巖躰開挖
- rock excavation and support 洞室圍巖開挖與支護
- groove rock excavation 溝槽石方開挖
- rock mass during excavation 施工期巖躰
- pressure from rock excavation 圍巖壓力
- rock under -excavation 巖石地下工程 返回 rock excavation