[IfcCartesianTransformationOperator3D constructor 默认构造函数。 public IfcCartesianTransformationOperator3D() 也可以看看 class IfcCartesianTransformationOperator3D 命名空间 Aspose.CAD.FileFormats.Ifc.IFC2X3.Entities 部件 Aspose.CAD]