单位:公吨
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金属        总存量        涨跌
铜         267,150        -1,250
铝       5,050,925        -15,700
铝合金     131,580        -3,320
铅          374,525        +1,150
锌          900,750        +925
锡           13,150        +105
镍           99,330        -696
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