单位:公吨
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金属        总存量        涨跌
铜         465,625        -400
铝       4,437,475        -8,125
铝合金     124,420        +280
金属         总存量        涨跌
铅          310,750        +75
锌          889,300        -25
锡           21,465        +650
镍          102,942        -156
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