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

BrokerID	CThostFtdcInvestorWithdrawAlgorithmField
CurrencyID	CThostFtdcInvestorWithdrawAlgorithmField
FundMortgageRatio	CThostFtdcInvestorWithdrawAlgorithmField
InvestorID	CThostFtdcInvestorWithdrawAlgorithmField
InvestorRange	CThostFtdcInvestorWithdrawAlgorithmField
UsingRatio	CThostFtdcInvestorWithdrawAlgorithmField