对称曲面 meaning in Chinese

symmertroid
symmetioid
symmetroid

By means of discussing plane symmetry that relates to point , curved surface and curve in a three - dimensional space , this paper gives a method to study point 、 curved surface 、 plane symmetric point on a curve 、 symmetric curved surface and symmetric curve equation
摘要讨论了三维空间中，点、曲面、曲线关于平面的对称问题，从而给出了求点、曲面、曲线关于平面对称的对称点、对称曲面、对称曲线方程的方法。
Then according to the mrf machine ’ s structure and motion mode , the function and assignment of mrf machine cnc system are analyzed . the design and implementation of cnc system are researched , and a set of pc - based open architecture cnc system is developed . a trace interpolated algorithm of mrf machine cnc system is advanced according to the characteristic of mrf . the symmetry axis curve surface , such as aspheric surface , which is fit for optics general equation can be machined with mrf machine by using this interpolated algorithm
然后根据磁流变抛光机床的结构和运动方式,从工程实际应用出发,分析了磁流变抛光机床数控系统的功能和任务,研制了一套基于pc的具有开放式体系结构的数控系统,同时针对磁流变抛光的特点,提出了磁流变抛光数控系统的轨迹控制插补算法,运用该算法可对非球面等适用于光学通用方程表示的回转对称曲面进行磁流变抛光加工。