单位:公吨
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金属        总存量        涨跌
铜         461,975        +350
铝       4,418,550        -6,275
铝合金     121,660        -100
铅          307,350        -1,300
锌          894,225        +300
锡           20,950        -140
镍          103,854        -252
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