[IfcArbitraryProfileDefWithVoids.InnerCurves property 内曲线 public IfcCollection<IfcCurve> InnerCurves { get; set; } 也可以看看 class IfcCollection<T> class IfcCurve class IfcArbitraryProfileDefWithVoids 命名空间 Aspose.CAD.FileFormats.Ifc.IFC2X3.Entities 部件 Aspose.CAD]
