单位:公吨
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金属        总存量        涨跌
铜         301,475        +1,275
铝       1,243,850        -5,600
铝合金      12,220        ---

铅          133,725        +1,700
锌          231,450        -175
锡            2,430        +5
镍          305,748        -306
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