spiral curve

基本解释

The spiral curve structure can be used in slow-wave systems.
螺旋线结构就可以作为慢波系统；
In chapter 3, in order to obtain a fast algorithm of computing the foot point of a given point to a spiral curve, we study the problem of circular spline fitting.
在第三章，为了得到点到空间曲线距离的快速计算算法，我们研究了利用圆弧样条拟合点集的问题。
In addition, research was made on 6 types of arch configuration such as three center circle, logarithm spiral curve, parabola, hyperbola, ellipse and the general quadratic curve .
本文分别对三心圆、对数螺旋线、抛物线、双曲线、椭圆和一般二次曲线六种体型进行了研究。