relative self meaning in Chinese

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This subject aims to develop a relative self - contained numerical control system of large - scale aspheric optical parts ultra - precision machining device , in order to realize the low cost and high efficiency of aspheric surface machining and content the needs of accuracy and surface roughness
本课题旨在设计一种比较完善的大型非球面光学零件超精密加工装置的数控系统,以实现光学非球面加工的低成本、高效率,并能满足加工精度和表面质量的要求。
( 3 ) a category - based dynamic graph . ( cdg ) structure , which supports the novel tactic of relation - oriented collision detection , is presented to improve the efficiency of collision detection and realize the attached motion in vr scene . ( 4 ) a dynamic 8 - tree structure and a relative self - similar recursion algorithm are presented to model a dynamic workpiece object , which is machinable
（ 3 ）提出并实现了基于分类的动态图结构（ cdg ），该结构支持面向关系的碰撞检测，很好的解决了虚拟cnc铣床环境下碰撞检测的唯一性和完全性问题，在很大程度上提高了碰撞检测的实时性，并实现了虚拟环境下的关联运动。