单位:公吨
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金属        总存量        涨跌
铜         308,050        -1,200
铝       1,362,675        -6,450
铝合金      12,820        ---
铅          156,150        -575
锌          270,100        -1,100
锡            2,120        +160
镍          376,566        +1,182
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