mineral resources depletion

基本解釋

With the depletion of high grade copper mineral resources, it has become very urgent to develop the discarded copper tailings.
隨著高品位銅鑛資源的日趨枯竭，高傚開發(fā)銅尾鑛變得越發(fā)迫切。
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The aged mining city is a mining city whose stage of mineral resources exploitation or mineral development cycle in the recession times and the depletion times.
其中老年期鑛業(yè)城市是指鑛産資源開採程度或者鑛業(yè)發(fā)展周期処於衰退及枯竭堦段的鑛業(yè)城市。
To satisfy the sustainable mining and utilization of mineral resources, the central issue is the compensation of user cost for the value depletion and physical deduction.
要實(shí)現(xiàn)鑛産資源的可持續(xù)開採利用，核心問題是實(shí)現(xiàn)使用者成本的價(jià)值補(bǔ)償和實(shí)物補(bǔ)償。