[IfcDefinedSymbol.Target property 目标 public IfcCartesianTransformationOperator2D Target { get; set; } 也可以看看 class IfcCartesianTransformationOperator2D class IfcDefinedSymbol 命名空间 Aspose.CAD.FileFormats.Ifc.IFC2X3.Entities 部件 Aspose.CAD]
