单位:公吨
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金属        总存量        涨跌
铜         451,775        +1,350
铝       4,564,975        -1,400
铝合金      70,940        -380
铅          291,775        +4,700
锌          764,300        +50
锡           20,235        +1,245
镍          119,988        -492
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