A ride in an amusement park, consisting of small cars that move in a rapid, whipping motion along an oval track.
回旋轮在游乐场中乘坐的，一串沿着一椭圆形轨迹运动的快速、突转的小车
elliptic ascent
沿椭圆轨迹进入轨道
The trajectories of electrons in a DC cylindrical magnetron
电子在圆柱形直流磁控管中的运动轨迹
"cardioid:a heart-shaped plane curve, the locus of a fixed point on a circle that rolls on the circumference of another circle with the same radius."
心脏线:一种心形的平滑曲线,圆周上一固定点绕另一具有相同半径的圆的圆周转动的轨迹.
A heart-shaped plane curve, the locus of a fixed point on a circle that rolls on the circumference of another circle with the same radius.
心脏线一种心形的平滑曲线，圆周上一固定点绕另一具有相同半径的圆的圆周转动的轨迹
A curve traced by a point on or connected with a circle as the circle rolls along a fixed straight line.
旋转线，次摆线圆在固定直线上滚动时，圆上一点或与圆相连的一点的弧形轨迹
Show all the locus run by different kinds of wheels. Discover that the round wheels run most smoothly, so they can run fastest.
电脑演示各种形状车论经过的轨迹图，发现圆形车轮是最平稳的所以速度快。
conical rail bond pi
圆锥形钢轨导接线塞钉
Computer Aided Fiber Path Design to Torus in Filament Winding
圆环面上纤维轨迹的计算机辅助设计
Textiles--Assessing the rate of pilling of fabrics--Circular locus method
GB/T4802.1-1997纺织品织物起球试验圆轨迹法
Research on the Key Technique on Noncircular Crankshaft Grinding;
曲轴非圆磨削轨迹控制关键技术研究
The key technical research in interference-free tool path of torus cutter
圆角刀无干涉刀具轨迹关键技术研究
dangerous sector
危险半圆(北半球危险半圆在风暴轨迹的右边
Time the input of the cyclic& collective commands such that the helicopter path is that of a loop.
安排副翼、降舵及主旋翼螺距的打舵时机，使得直升机的飞行轨迹形成一个圆圈。
AN EFFECTIVE TRAJECTORY PLANNING METHOD FOR SPATIAL ARC MOTION OF MANIPULATOR
机械手空间圆弧运动的一种有效轨迹规划方法
Reaserch of Non-Contact Measurement by Circular Testing for Geometric Error of NC Machine Tools;
数控机床几何误差非接触圆轨迹检测方法研究
The Work Principle and Dynamic Characteristic Analysis of Variational Elliptical Shaker;
变椭圆轨迹振动筛的工作原理及动态特性分析
Algorithm Research of Image Reconstruction Based on Circular X-ray Three-Dimensional CT;
基于圆轨迹X射线三维CT的图像重建算法研究