低品位铜矿 low-grade copper ores
难选低品位铜镍矿 Refractory low grade Cu Ni ore
难采难选低品位铜矿石 low grade hard to mining and refractory copper ore
低品位镍铜硫化矿 low-grade Ni-Cu sulfide ore
低品位氧化铜矿 low-grade oxide copper
本文介绍了低品位铜矿生产硫酸铜的新方法。
This paper introduced a new method of producing copper sulphate from low grade copper mine.
利用细菌的作用对低品位硫化铜矿石进行浸出，能有效地促进硫化铜矿物中铜的浸出，提高铜浸出率。
It is effectively on accelerating leaching speed of copper sulfide and increasing leaching rate of copper that bacteria ACTS on low grade copper sulfide ore.
选矿厂的铜钼选矿系统出现了透辉石类含铜钼矿石，使钼浮选钼精矿品位不稳定、回收率低。
With the grade of molybdenum concentrate unsteady, the recovery is low in processing production of the concentrator.
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