单位:公吨
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金属        总存量        涨跌
铜         469,125        +3,100
铝       4,579,475        -2,275
铝合金     132,880        -60
铅          330,175        +2,425
锌          836,350        -1,475
锡           21,015        -85
镍           98,082        +432
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