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