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品种 结算价  开盘    最高   最低    收盘   涨跌
-----------------------------------------------
   ----    6780    6760   6780    6760   -45
   ----    2078    2067   2078    2068   -34.5
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     成交量    持仓     增减    库存     增减
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铜                             191725   -4950
铝                             1113750  -3975
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