单位:公吨
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金属        总存量        涨跌
铜         462,950        +925
铝       4,404,225        -7,950
铝合金     122,220        -120
铅          307,525        -325
锌          887,300        -4,050
锡           21,350        +45
镍          102,354        -840
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