For the coal is an exhaustible resource,Determination of its rational mining scale,its sustainable exploitation and utilization have caught extensive attentions of governments and theorists.
英
美
释义
煤炭资源是一种可耗竭性资源,如何确定其合理的开采规模,实现可持续开发和利用已经引起政府和学术界的广泛关注。
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