[IfcPcurve.ReferenceCurve property 参考曲线 public IfcCurve ReferenceCurve { get; set; } 也可以看看 class IfcCurve class IfcPcurve 命名空间 Aspose.CAD.FileFormats.Ifc.IFC4.Entities 部件 Aspose.CAD]
