单位:公吨
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金属        总存量        涨跌
铜         275,800        -3,200
铝       1,283,525        -2,825
铝合金      12,020        ---

铅          148,825        -400
锌          248,700        -2,000
锡            1,860        +100
镍          385,194        -366
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