concentrated mining
常見例句
- But deposits large and concentrated enough to be worth mining are indeed rare.
但是，沉積或富集到有開采價值的卻實在難找。 - Jiangxi province is a big nonferrous metal producer that has a long mining history and where the producing areas are concentrated and some world class mines were build in succession.
江西省是有色金屬礦產(chǎn)大省，開采歷史悠久，產(chǎn)地集中，并陸續(xù)集成了一批世界級礦山。 - Such concentrated deposits ought to make underwater mining highly efficient.
這樣的集中式分布可以使水下開采效率大大提高。 - Global X Funds recently released their Uranium ETF, highly concentrated in Canada, one of the world's prime mining destinations.
FORBES: Magazine Article - Uranium ETF ( URA - news - people ), highly concentrated in Canada, one of the world's prime mining destinations.
FORBES: Commodities 返回 concentrated mining