单位:公吨
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金属        总存量        涨跌
铜         465,300        +175
铝       4,404,775        -6,400
铝合金     125,900        +1,320
铅          310,650        +850
锌          885,000        -2,475
锡           22,600        +125
镍          102,576        -78
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