单位:公吨
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金属        总存量        涨跌
铜         458,525        -4,000
铝       4,558,675        +13,950
铝合金     135,640        -280
铅          385,675        +3,675
锌          803,700        -2,775
锡           19,230        -565
镍           92,502        -864
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