iron ore tailing 铁尾矿
iron-tailing 铁矿尾矿为原料
iron tailing bricks 铁尾矿砖
iron-ore tailing 铁矿尾矿
iron mine tailing 铁矿尾矿
iron sand tailing 铁砂尾矿
Further reduction of the tailing iron grade for comprehensive recovery of resource is imperative.
进一步降低尾矿铁品位，综合回收利用资源势在必行。
Tailing and coarse gravel from iron ore mining and dressing are produced into tailing brick instead of conventional aggregates and clay.
利用铁矿采选过程中产生的尾矿及粗粒砂石代替传统砌块生产中的部分骨料及粘土生产尾矿砖。
As for those iron ore below 7%, preference polices is in need to stimulus the enterprises to recycle the iron tailing minerals.
对品位在7%以下的，需要采取一定的优惠政策，激励矿山企业开展铁尾矿回收再选及再利用。
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