单位:公吨
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金属        总存量        涨跌
铜         466,550        -1,800
铝       4,453,250        -8,175
铝合金     124,280        -80
铅          311,450        -475
锌          889,550        -500
锡           20,865        +125
镍          102,540        -390
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