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Lisp or Net Routine for converting 3d polylines to 3d faces? - Autodesk Community - Civil 3D
3D Faces ri a single enclosing 3D Polyline - AutoCAD 3D Modelling & Rendering - AutoCAD Forums
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AutoCAD 2020 - Convert 3D Faces to Surfaces, Lines - YouTube
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How to use Smooth Object Smooth more Smooth Less & Convert to Surface in Autocad - YouTube
Solved: 3D faces to 3d polylines (or convert surface to ArcGIS .tin) - Autodesk Community - Civil 3D
CAD Forum - How to convert a polygon or a region to 3Dfaces.
CAD Forum - Intersection of a 3D curve with a 3D surface in AutoCAD.
