单位:公吨
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金属        总存量        涨跌
铜         462,525        -4,575
铝       4,544,725        -4,000
铝合金     135,920        ---
铅          382,000        +1,600
锌          806,475        -1,450
锡           19,795        -495
镍           93,366        -900
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