单位:公吨
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金属        总存量        涨跌
铜         509,425        +28,200
铝       5,188,900        -8,550
铝合金      83,420        -420
铅          285,050        -1,100
锌        1,195,550        -2,475
锡           13,515        -5
镍          160,938        -24
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