单位:公吨
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金属        总存量        涨跌
铜         354,575        -2,250
铝       4,967,450        -3,100
铝合金     138,380        -180
铅          352,200        -300
锌          816,725        -775
锡           11,160        -45
镍           92,232        -228
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