单位:公吨
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金属        总存量        涨跌
铜         465,275        +25
铝       4,609,750        -5,025
铝合金     132,300        -80
铅          321,050        -400
锌          844,850        -2,975
锡           21,855        +100
镍           99,180        -1,278
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