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品种 结算价  开盘    最高   最低    收盘   涨跌
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   ----    6827    6805   6827    6805   -137
   ----    2117    2102.5 2117    2102.5 -32.5
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     成交量    持仓     增减    库存     增减
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铜                             196675   -7525
铝                             1117725  -4975
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