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

ActionDate	CThostFtdcOrderActionField
ActionFlag	CThostFtdcOrderActionField
ActionLocalID	CThostFtdcOrderActionField
ActionTime	CThostFtdcOrderActionField
BranchID	CThostFtdcOrderActionField
BrokerID	CThostFtdcOrderActionField
BusinessUnit	CThostFtdcOrderActionField
ClientID	CThostFtdcOrderActionField
ExchangeID	CThostFtdcOrderActionField
FrontID	CThostFtdcOrderActionField
InstallID	CThostFtdcOrderActionField
InstrumentID	CThostFtdcOrderActionField
InvestorID	CThostFtdcOrderActionField
InvestUnitID	CThostFtdcOrderActionField
IPAddress	CThostFtdcOrderActionField
LimitPrice	CThostFtdcOrderActionField
MacAddress	CThostFtdcOrderActionField
OrderActionRef	CThostFtdcOrderActionField
OrderActionStatus	CThostFtdcOrderActionField
OrderLocalID	CThostFtdcOrderActionField
OrderRef	CThostFtdcOrderActionField
OrderSysID	CThostFtdcOrderActionField
ParticipantID	CThostFtdcOrderActionField
RequestID	CThostFtdcOrderActionField
SessionID	CThostFtdcOrderActionField
StatusMsg	CThostFtdcOrderActionField
TraderID	CThostFtdcOrderActionField
UserID	CThostFtdcOrderActionField
VolumeChange	CThostFtdcOrderActionField