单位:公吨
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金属        总存量        涨跌
铜         467,400        +4,450
铝       4,416,425        +12,200
铝合金     123,260        +1,040
铅          309,250        +1,725
锌          883,900        -3,400
锡           21,360        +10
镍          101,586        -768
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