In order to support concurrent design and manufacturing, the research focus on sculptured surface interrogationmethod for visibility direction information in design procedure.
为了支持并行设计与制造，本文研究提取曲面上一点的可行接近方向集合的方法。
2
The operational principle, and the establishing method of fuzzy control regulation table and control interrogation table are described.
阐述了系统的工作原理以及模糊控制规则表和控制查询表的建立方法。
3
Firstly, by improving the existing light-cylinder model based highlight-line method for surface interrogation, a new method, named light-strip model based highlight-line method, is proposed.