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品种 结算价  开盘    最高    最低    收盘   涨跌
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   ----    6846    6913    6838.5  6880   +13
   ----    2270    2293.5  2255    2280   +10
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     成交量    持仓     增减    库存     增减
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铜                             300125   +2125
铝                             1227900  -3100
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