单位:公吨
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金属        总存量        涨跌
铜         463,300        -475
铝       4,654,275        +7,300
铝合金     130,740        -100
铅          314,000        -1,025
锌          863,450        -2,850
锡           22,560        +130
镍          104,010        +84
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