earth excavation
短語(yǔ)詞組
- rock and earth excavation 土石方開(kāi)挖
- earth and rock excavation 土石料開(kāi)採(cǎi)
- frozen earth excavation 凍土挖掘
- mechanized earth excavation 機(jī)械化挖土
- earth excavation technique 挖土技術(shù)
- volume of earth excavation 土方躰積
- earth -rock excavation 土石方開(kāi)挖
- earth and rock excavation machinery 土石方開(kāi)挖機(jī)械
- earth excavation outside the caisson 井外挖土 返回 earth excavation