单位:公吨
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金属        总存量        涨跌
铜         246,800        -1,825
铝       4,870,900        -7,525
铝合金      92,540        -40
铅          328,850        +2,075
锌          994,675        -2,450
锡           11,725        -15
镍          115,578        -306
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