单位:公吨
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金属        总存量        涨跌
铜         301,100        +5,575
铝       1,344,000        -5,125
铝合金      12,420        -220

铅          151,925        -875
锌          264,375        -225
锡            1,910        -75
镍          373,374        +438
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