单位:公吨
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金属        总存量        涨跌
铜         298,425        -3,525
铝       1,273,575        -6,525
铝合金      11,920        ---

铅          157,875        +375
锌          257,750        -1,600
锡            2,070        ---
镍          384,942        -216
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