open building pit的意思|示意

美 / / 英 / /

露天建筑坑

open building pit的网络常见释义

露天施工坑 ... 坑 hole; pit; hollow 露天施工坑 open building pit 施工坑道 construction adit ...

open building pit相关例句

Drillers in this unit group operate mobile drilling machines to bore blast holes in open-pit mines and quarries and to bore holes for blasting and for building foundations at construction sites.

该项中的钻探工人操作移动钻孔机实施露天矿和采石场的钻孔爆破以及建筑工地的建筑物基础设施的爆破工作。