opencast mining

同根派生

Opencast mining is relatively safer.
露天鑛的採集危險相對較小。
Features: rock drilling for opencast mining and quarrying field.
適用於露天鑛、採石場開採，用於高低風壓潛孔鑽機。
This new diesel-electric mining truck puts all other transport vehicles used in opencast mining in the shade.
此新型柴油-電動鑛用卡車使露天採鑛中所用的其他所有交通工具黯然失色。
It is necessary that stripping plan be timely provided during the opencast mining.
露天鑛生産過程中,需要及時提供採剝工程平麪圖。
Pingshuo opencast mine started production in 1985,to undergo mining for centuries,the surface will be damaged severely.
平朔鑛區從1985年開始投産,要經歷近百年的開採,地表破壞劇烈,利用遙感技術可以監測這種變化。