单位:公吨
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金属        总存量        涨跌
铜         236,375        -1,125
铝       4,891,800        -4,925
铝合金      90,440        -280
铅          321,125        -1,575
锌          984,750        +18,725
锡           11,640        -20
镍          115,404        -474
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