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品种 结算价  开盘    最高   最低    收盘   涨跌
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   ----    6942.5  6984   6911    6963   +9
   ----    2102    2117   2098    2113   +6
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     成交量    持仓     增减    库存     增减
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铜                             219075   -7200
铝                             1128875  -4925
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