[IfcBoundaryNodeConditionWarping.WarpingStiffness property WarpingStiffness public IfcWarpingStiffnessSelect WarpingStiffness { get; set; } 也可以看看 class IfcWarpingStiffnessSelect class IfcBoundaryNodeConditionWarping 命名空间 Aspose.CAD.FileFormats.Ifc.IFC4.Entities 部件 Aspose.CAD]