mineral resources depletion

常见例句

With the depletion of high grade copper mineral resources, it has become very urgent to develop the discarded copper tailings.
随着高品位铜矿资源的日趋枯竭，高效开发铜尾矿变得越发迫切。
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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.
其中老年期矿业城市是指矿产资源开采程度或者矿业发展周期处于衰退及枯竭阶段的矿业城市。
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.
要实现矿产资源的可持续开采利用，核心问题是实现使用者成本的价值补偿和实物补偿。