AutoCAD s Symbol Tables. We will create a new layer create a Block Definition and explore how to use an Iterator to step through the entities contained in the Model Space block table record. In this section of the tutorial you will be introduced to t

在vb内部不打开cad直接保存成cad格式的dxf文件，并绘图-Internal vb without opening cad dxf file saved directly into cad format