1. 

   jackey666666

   我用IB,如原油CLU9-NYMEX-FUT-USD,
   无法引入,请教?

    

   jackey666666, Mar 19, 2009

   #1
2. 

   jackey666666

   可以了,钢材可能是机器故障

    

   jackey666666, Mar 19, 2009

   #2

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