单位:公吨
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金属        总存量        涨跌
铜         462,975        -1,650
铝       4,565,425        -6,825
铝合金     127,640        -60
铅          318,125        -450
锌          872,675        -1,800
锡           23,235        +225
镍          103,092        -162
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