单位:公吨
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金属        总存量        涨跌
铜         437,425        -1,725
铝       4,557,000        -1,850
铝合金     137,340        ---
铅          388,475        +325
锌          785,500        -2,225
锡           16,590        +65
镍           87,588        -240
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