[IfcIndexedColourMap.Colours property 颜色 public IfcColourRgbList Colours { get; set; } 也可以看看 class IfcColourRgbList class IfcIndexedColourMap 命名空间 Aspose.CAD.FileFormats.Ifc.IFC4.Entities 部件 Aspose.CAD]