/// <summary>
 /// 创建装机控制
 /// </summary>
 /// <param name="startDate">启用日期</param>
 /// <param name="endDate">失效日期</param>
 /// <param name="item">附件项</param>
 /// <param name="pnReg">可互换附件</param>
 /// <param name="aircraftType">机型</param>
 /// <returns></returns>
 public static InstallController CreateInstallController(DateTime startDate, DateTime? endDate, Item item, PnReg pnReg, AircraftType aircraftType)
 {
     var installController = new InstallController();
     installController.GenerateNewIdentity();
     installController.SetAircraftType(aircraftType);
     installController.SetItem(item);
     installController.SetPnReg(pnReg);
     installController.SetStartDate(startDate);
     installController.SetEndDate(endDate);
     return installController;
 }
 /// <summary>
 ///     创建装机控制。
 /// </summary>
 /// <returns>InstallController</returns>
 public static InstallController CreateInstallController()
 {
     var installController = new InstallController();
     installController.GenerateNewIdentity();
     return installController;
 }