AutoCAD绘制的机械图样中特殊符号的标注及开发

Marking and Developing of Special Symbol in Mechanical Drawing by AutoCAD

介绍了在用 Auto CAD绘制机械图样时 ,各种数学符号、形状和位置公差符号及粗糙度符号等的标注及开发 ,从而使机械图样中各种复杂的图符、公式及文字等得以准确表达 ,并使绘图效率得到提高 .

The article introduces marking and developing of some complicated symbols ,for example various math symbols?shape and position tolerance symbols and roughness symbols et.This makes some complicated symbols?equations and words expressed accurately and quickly in mechanical drawing ,so the efficience of drawing can be raised.