This paper describes a programming method for plotting section lines in the assembly drawing.
本文介绍了在装配图中绘制剖面线的程序设计。
To draw the section lines by turning back the ends' coordinates of the segments of the lines to be drawn.
将要画的线段端点坐标旋转还原,画出剖面线。
Now available programme of section lines needs input of boundary parameter and is not convenient in operating.
现有的剖面线程序都需要输入边界参数,使用起来不方便。
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