单位:公吨
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金属        总存量        涨跌
铜         403,300        -2,100
铝       4,562,600        +32,050
铝合金     137,400        -40
铅          375,950        +1,050
锌          754,425        +525
锡           14,550        -25
镍           83,688        -204
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