成员的完整列表，这些成员属于 CThostFtdcInputExecOrderActionField,包括所有继承而来的类成员

ActionFlag	CThostFtdcInputExecOrderActionField
BrokerID	CThostFtdcInputExecOrderActionField
ExchangeID	CThostFtdcInputExecOrderActionField
ExecOrderActionRef	CThostFtdcInputExecOrderActionField
ExecOrderRef	CThostFtdcInputExecOrderActionField
ExecOrderSysID	CThostFtdcInputExecOrderActionField
FrontID	CThostFtdcInputExecOrderActionField
InstrumentID	CThostFtdcInputExecOrderActionField
InvestorID	CThostFtdcInputExecOrderActionField
InvestUnitID	CThostFtdcInputExecOrderActionField
IPAddress	CThostFtdcInputExecOrderActionField
MacAddress	CThostFtdcInputExecOrderActionField
RequestID	CThostFtdcInputExecOrderActionField
SessionID	CThostFtdcInputExecOrderActionField
UserID	CThostFtdcInputExecOrderActionField