deep open-pit mine
常见例句
- Before and after ending of deep open-pit coal mine, geological disasters such as slope sliding and surface deformation probably occur.
分析研究深大型露天煤鑛閉坑前後可能發生滑坡、地表變形等地質災害。 - It will be a short time for Nanfen open-pit iron mine to mine in the third stage. The mine should be engaged on deep part mining design at once.
南芬鉄鑛目前正在進行的三期境界開採的服務年限已經不長了，鑛山需要馬上著手進行下期深部開採設計。 返回 deep open-pit mine