单位:公吨
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金属        总存量        涨跌
铜         467,400        +3,825
铝       4,578,225        -5,575
铝合金     134,900        +1,980
铅          374,225        +425
锌          826,900        -1,600
锡           21,295        -110
镍           97,458        +318
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