Tutorial Guide to AutoCAD 2016 SDC (教程指南AutoCAD 2016署).pdf
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Tutorial Guide to
®
AutoCAD 2016
2D Drawing, 3D Modeling
Shawna Lockhart ® ®
For Microsoft Windows
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INTRODUCTION 59
Basic cOnstructiOn t echniques
2
introduction
You usually create drawings by combining and modifying several differ-
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