短语
露天开矿
strip mine
露天矿开拓
surface mine development
;
[矿业]
open pit development
露天矿开采境界设计
surface mining limits design
露天矿开拓方法
development method of surface mine
露天开采矿山
open cut ore mine
露天矿深部开采
Open-pit deep mining
露天开采原矿
run of quarry ore
露天开采的矿山
opencut
;
open-cut