单位:公吨
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金属        总存量        涨跌
铜         309,050        -2,200
铝       1,294,850        -5,350
铝合金      11,920        ---

铅          161,250        -425
锌          263,400        -1,350
锡            2,070        +95
镍          381,330        +1,272
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