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本文根据篦子沟矿石性质,结合选厂的生产实践,提出改进木质素的添加方法,可大幅度提高铜精矿品位,取得明显经济效益.
According to the nature of Gouzigou Ore and the practice of dressing plant, the method of adding lignin is proposed to improve the grade of copper concentrate and obtain obvious economic benefits.