You can set relations on the sketch entities of an under defined imported .DXF or .DWG file drawing.
To fully define sketches in imported drawings:
- Import a sketch from a .DXF or .DWG file drawing.
- Click .
- Set options in the Fully Define Sketch PropertyManager, then click
.
Imported .DWG file drawing before Fully Define Sketch:

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Fully Define Sketch added 99 relations to the drawing:

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Detail of some of the 99 relations between entities:

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