单位:公吨
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金属        总存量        涨跌
铜         371,625        -675
铝       4,971,375        +20,825
铝合金     142,580        -100
铅          356,175        -50
锌          825,275        -1,025
锡           11,880        +45
镍           90,600        +558
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