Formal drawings are a more precise style of drawing. They can be produced by hand or with computer aided design (CAD) packages. Formal hand drawings use tools such as rulers and set squares to ...

SharpCAD是基于LitCAD，并且采用C#开发的一款非常简单的二维CAD绘图程序。 SharpCAD is free software; you can redistribute it and/or modify it ...

Starting with basic drawing shapes and functions, you'll get to grips with the fundamentals of CAD designs. You’ll then learn about effective drawing management using layers, dynamic blocks, and ...