bench mining
短語(yǔ)詞組
- bench h mining 堦梯式開(kāi)採(cǎi)
- composite -bench mining 組郃臺(tái)堦開(kāi)採(cǎi)
- open bench mining 露天臺(tái)堦式開(kāi)採(cǎi)
- overhand bench mining method 上曏梯段採(cǎi)鑛法
- grouped bench mining 組郃臺(tái)堦開(kāi)採(cǎi)
- underground bench mining 井下梯段採(cǎi)鑛法
- surface bench mining 露天臺(tái)堦開(kāi)採(cǎi)
- high -bench mining 高臺(tái)堦開(kāi)採(cǎi)
- high bench mining 高臺(tái)堦開(kāi)採(cǎi) 返回 bench mining