单位:公吨
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金属        总存量        涨跌
铜         386,625        -3,900
铝       4,560,350        -2,650
铝合金     140,160        +500
铅          369,825        -1,875
锌          739,850        -1,575
锡           12,490        -85
镍           90,390        +612
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