单位:公吨
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金属        总存量        涨跌
铜         273,925        -2,100
铝       5,087,925        -2,600
铝合金     138,240        +220
铅          363,625        +625
锌          866,700        -150
锡           11,615        -5
镍           96,864        -282
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