单位:公吨
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金属        总存量        涨跌
铜         370,400        -1,225
铝       4,969,600        -1,775
铝合金     142,880        +300
铅          353,250        -2,925
锌          823,525        -1,750
锡           11,940        +60
镍           90,300        -300
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