品种 结算价  开盘    最高   最低    收盘   涨跌
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   ----    6770    6872   6770    6788   +19
   ----    2088.5  2139   2086.5  2117   +29.5
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     成交量    持仓     增减    库存     增减
-----------------------------------------------
铜                             228450   +5400
铝                             1323150  -1175
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