try using solidworks.
just lable each surface with different color, --super simple!
if you can use AutoCAD, guess you can learn to use solidworks in 15 mins.
think MrDjay's ftp (NUS) got solidworks
if you can use AutoCAD, guess you can learn to use solidworks in 15 mins.
think MrDjay's ftp (NUS) got solidworks
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