单位:公吨
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金属        总存量        涨跌
铜         267,750        -2,875
铝       5,073,350        +1,675
铝合金     138,200        ---
铅          365,100        -125
锌          867,700        +1,525
锡           11,570        ---
镍           97,170        +444
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