单位:公吨
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金属        总存量        涨跌
铜         371,300        +450
铝       4,953,725        +30,925
铝合金     143,300        +1,720
铅          358,450        -2,625
锌          811,550        +2,225
锡           11,970        -230
镍           87,900        -186
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