单位:公吨
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金属        总存量        涨跌
铜         474,050        +6,350
铝       4,400,225        -7,325
铝合金     123,640        +500
铅          310,150        -125
锌          891,875        +11,800
锡           21,165        -100
镍          101,574        -354
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