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一、引言赞比亚罗卡纳(Rokana)冶炼厂的长期规划表明,将超过现在冶炼厂的生产能力300,000吨/年铜,而达到400,000吨/年铜。一个
I. INTRODUCTION The long-term planning of the Rokana smelter in Zambia has shown that it will exceed the capacity of 300,000 t / y of current smelters to reach 400,000 t / y of copper. One