deep open-pit mine
常見例句
- 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礦閉坑前后可能發(fā)生滑坡、地表變形等地質(zhì)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.
南芬鐵礦目前正在進行的三期境界開采的服務年限已經(jīng)不長了,礦山需要馬上著手進行下期深部開采設計。 返回 deep open-pit mine