题目内容
An elipsis “•••” after a menu item means that the item displays a dialogue box, which is common to all pull-downs in the Windows operating system.
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When starting a new drawing, you’ll first draw lines.
The skill at drawing on a drawing board is of little help to creating drawings with AutoCAD.
Vector drawings are extremely useful because of their accuracy.
With the Line command, you can draw a simple line from one point to another, and to end this command, just hit the Enter key on the keyboard.
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