This section lists concepts about the import and export of STEP data.
Requirements About Geometry - General Information About Reports and Troubleshooting About Presentation About Validation Properties About Groups, Selections Sets and Layers About Visibility About 3D Annotations About Composites About Geometrical Sets About User Defined Attributes About Tessellated and Exact Geometry About Geometry Quality Enhancement About Units About the Header About Enterprise Item Number About the Name of Imported File About The Structures