单位:公吨
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金属        总存量        涨跌
铜         173,725        +350
铝       1,169,650        +275
铝合金      68,000        +440
铅           80,575        -1,300
锌          160,325        -125
锡            5,760        -85
镍           48,228        +1,206
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