单位:公吨
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金属        总存量        涨跌
铜         461,625        -225
铝       4,431,325        -8,900
铝合金     121,840        ---
铅          306,725        -1,575
锌          894,825        +15,100
锡           21,455        -435
镍          104,226        -144
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