单位:公吨
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金属        总存量        涨跌
铜         469,800        +700
铝       4,369,000        -7,625
铝合金     123,760        +40
铅          311,375        -150
锌          890,225        +2,350
锡           20,725        -265
镍          102,996        +510
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