单位:公吨
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金属        总存量        涨跌
铜         456,275        +2,575
铝       4,603,075        -1,725
铝合金      70,280        -520
铅          304,625        +2,675
锌          814,300        +2,200
锡           20,185        -125
镍          117,942        -270
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