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