研究了铜尾矿资源综合利用的新途径，利用铜尾矿研制彩色石英砂，使其成为一种装饰材料应用于建筑工业。
A new way of copper tailings' comprehensive utilization is studied, i. e. use copper tailings to make colour sand, which can be used in buildings as decorated materials.
研究了铜尾矿资源综合利用的新途径，利用铜尾矿研制彩色石英砂，使其成为一种装饰材料应用于建筑工业。
A new way of copper tailings' comprehensive utilization is studied, i. e. use copper tailings to make colour sand, which can be used in buildings as decorated materials.
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