DefaultTextFontAutoCAD

This is the default text style in AutoCAD and corresponds exactly to the ME10 style defined in DefaultTextFontMe10. There are 3 text styles you can customize. Whenever you find

DefaultTextFontAutoCAD=ROMANS

DefaultTextFontMe10=hp_i3098_v

means that all texts defined in ME10 with the "hp_i3098_v" will be converted in AutoCAD with the style "ROMANS" and vice versa.