低品位黄铜矿矿石
Low-grade chalcopyrite ore
低品位氧化铜矿石
oxidation of low-grade copper ore
复杂硫化铜矿石
complex sulfide copper ore
高含泥氧化铜矿石
high-clay copper oxide ore
钴铜矿石
ore containing cobalt and copper
难选硫化铜矿石
Refractory sulfide copper ore
难选氧化铜矿石
refractory oxidized copper ore
碳质脉石铜矿
Carbonaceous gangue copper mine
copper ores with carbonaceous gauge
铜山铜矿石
changes in ore properties