单位:公吨
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金属        总存量        涨跌
铜         450,850        -1,325
铝       4,569,875        -1,750
铝合金     136,380        +1,200
铅          387,925        -425
锌          792,650        -2,025
锡           17,800        -75
镍           88,488        -990
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