单位:公吨
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金属        总存量        涨跌
铜         364,250        -1,125
铝       4,962,650        -3,825
铝合金     138,460        -60
铅          353,625        -350
锌          819,450        -825
锡           11,250        -20
镍           92,844        +306
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