单位:公吨
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金属        总存量        涨跌
铜         311,125        -1,925
铝       5,117,975        -3,325
铝合金     137,840        ---
铅          382,025        -1,275
锌          850,300        +3,375
锡           10,000        +820
镍           97,770        +2,058
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