In this paper, the current situation and the development tendency of the copper market are ana-lyzed, and the composition of the total cost expense in copper production and the significance of its control and administration are also discussed.
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分析当前铜市场的现状与发展趋势,论述铜冶炼总成本费用的构成及其控制管理的意义;
单词 In this paper, the current situation and the development tendency of the copper market are ana-lyzed, and the composition of the total cost expense in copper production and the significance of its control and administration are also discussed. 的词典定义。@海词词典-最好的学习型词典
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