[IfcEventType.EventTriggerType property EventTriggerType public IfcEventTriggerTypeEnum EventTriggerType { get; set; } 也可以看看 enum IfcEventTriggerTypeEnum class IfcEventType 命名空间 Aspose.CAD.FileFormats.Ifc.IFC4.Entities 部件 Aspose.CAD]