//获得上月平均预约时间
 public void GetAvgAppointmentTime(HttpContext context, IPatientsExperenceService service)
 {
     //var service = new PatientsExperenceService();
     context.Response.Write(service.GetAvgAppointmentTime());
 }
 public String GetAvgAppointmentTime()
 {
     return(patientsExperenceService.GetAvgAppointmentTime());
 }