黄金矿山尾矿的有效回收和利用不仅能减少固体废物的排放量，还能提高资源和能源的利用率。
The effective reclaiming and utilization of gold mine tailings will not only reduce the output of solid wastes, but also enhance utilization ratios of resource and energy.
黄金矿山尾矿的有效回收和利用不仅能减少固体废物的排放量，还能提高资源和能源的利用率。
The effective reclaiming and utilization of gold mine tailings will not only reduce the output of solid wastes, but also enhance utilization ratios of resource and energy.
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