单位:公吨
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金属        总存量        涨跌
铜         387,400        -2,050
铝       4,546,050        -2,950
铝合金     140,240        +100
铅          363,325        -1,075
锌          758,200        +20,225
锡           11,905        -20
镍           90,348        -162
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