单位:公吨
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金属        总存量        涨跌
铜         461,775        -1,375
铝       4,564,225        -8,350
铝合金     127,900        +600
铅          308,525        -625
锌          879,150        -2,375
锡           22,780        +165
镍          103,590        +90
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