open cut 明挖 ; 揭露剖面 ; 明开挖
open cut method 明挖法施工 ; 明挖法
open cut mining 露天采矿 ; 露天开采
open cut working 露天采矿
open cut ore mine 露天开采矿山
open-cut method 明挖法
open-cut crossing 开沟穿越
open-cut tunnel 露天坑道
N an excavation made in the open rather than in a tunnel 明挖 [civil engineering] →see cut-and-cover
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