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品种 结算价  开盘    最高    最低    收盘   涨跌
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   ----    6944.5  6952.5  6809    6833   -117
   ----    2101    2115    2093    2106   +8
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     成交量    持仓     增减    库存     增减
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铜                             314875   -1500
铝                             1315500  -3800
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