品种 结算价  开盘    最高   最低    收盘   涨跌
-----------------------------------------------
   ----    6485    6425   6485    6438   +27
   ----    2144    2128   2144    2132   +6
-----------------------------------------------
     成交量    持仓     增减    库存     增减
-----------------------------------------------
铜                             301950   -3200
铝                             1280100  -4800
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