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open-pit mining
释义
Dictionary
See
open cut
open-pit mining
open-pit mining
[
¦ō·pən ¦pit ′mīn·iŋ
]
(mining engineering)
Extracting metal ores and minerals that lie near the surface by removing the overlying material and breaking and loading the ore. Also known as open-cast mining; opencut mining.
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更新时间:2025/3/4 3:55:32