Visita o site da CAD digest e vais encontrar centenas de dicas e truques sobre o AutoCAD.
Por exemplo:
Attaching PDF Files in AutoCAD 2010
Everybody Can Draw Springs Without the Helix Command
Managing Display Settings - controlling color, linetype, lineweight; organizing layers in AutoCAD
Something Nice and Useful: Copy Objects Effortlessly Using the Right Mouse Button
Parametrics 101: Don't Be Afraid - exploring geometric constraints like equal, symmetric, collinear, coincident in AutoCAD 2010
Parametrics 102: Sizing Things Up - using dimensional constraints in AutoCAD 2010
Using Polyline Width Parameter in Drawings - drawing resistor using polyline width; drawing polyline consisting of line, arc with varying widths in AutoCAD
e muito mais...
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