/// <summary>
///请求查询期权交易成本
/// </summary>
public int ReqQryOptionInstrTradeCost(ThostFtdcQryOptionInstrTradeCostField pQryOptionInstrTradeCost, int nRequestID)
{
return(Interop.TdReqQryOptionInstrTradeCost(Handle, pQryOptionInstrTradeCost, nRequestID));
}
public static extern int TdReqQryOptionInstrTradeCost(IntPtr pApi, ThostFtdcQryOptionInstrTradeCostField pQryOptionInstrTradeCost, int nRequestID);
