单位:公吨
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金属        总存量        涨跌
铜         204,200        -9,400
铝       1,122,700        -2,275
铝合金      12,120        ---

铅          145,100        -225
锌          218,625        -1,075
锡            2,255        +50
镍          380,208        -2,154
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