单位:公吨
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金属        总存量        涨跌
铜         367,450        -3,500
铝       5,464,700        -3,250
铝合金      56,440        ---
铅          214,950        ---
锌          888,600        -5,825
锡            9,995        -10
镍          261,300        +2,790
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