rock excavation meaning in Chinese

采石工程
开采岩石
石方工程
石方作业
岩石开挖

Numerical analysis of the supports of soft rock excavation
软岩巷道开挖支护数值分析
Discussion on safety evaluation of vibration effect by rock excavation blasting
岩土开挖爆破震动效应安全判据的探讨
Combining longshou waterpower station project the mechanism of rock excavation explosion and production test method are studied more completely
本文结合龙首水电站工程，较全面地研究了岩石开挖爆破的机理及生产试验的方法。
Confirm the legality of excavation with the local issuing authorities of rock excavation permits and export licences and require the verification of such permits and licences by local notaries public ; and
与签发石料挖掘证及出口证的当地政府人员确认石料挖掘的合法性，并需得到当地公证人认证挖掘证及出口证的真实性；及

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