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品种 结算价  开盘    最高    最低    收盘   涨跌
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   ----    6839.5  6865.5  6730    6755   -99
   ----    2085    2096.5  2071    2076   -12
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     成交量    持仓     增减    库存     增减
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铜                             322475   +3200
铝                             1288675  -5225
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