radius of curvature

It further introduces the measurement of curvature radius of spherical mirror through Michelson interferometer& Newton's ring interference.

介绍用迈克耳逊干涉仪&牛顿环干涉法测定球面镜曲率半径的方法。

Mathematical formulas are derived comprehensively and systematically for the profile coordinate, pressure angle and radius of curvature of the cylindrical cam with an oscillating roller follower.

推导了摆动滚子从动件圆柱凸轮廓线、压力角及廓线曲率半径方程，讨论了该种凸轮机构在各种运转情况下与之相适用的方程。

A special kind of unabridged end conditions like wing is used in the interpolation of curves, it needs both radius of curvature and tangent vector perpendicular to chord line, and has been solved very successful by special processing.

其中一种比较特殊的完备边界条件是翼型条件，它要求在端点处有垂直于弦线的切线，并且具有给定的曲线半径；

Precision measurement of the radius of curvature of convergent laser beam

会聚球面波曲率半径的精确测量

As the roller stoke increase, the radius of curvature decrease.

随着运动位移的增加, 曲率半径减小.

Investigation on increasing measurement accuracy of radius of spherical curvature

提高球面曲率半径测量精度的方案探讨

Adjust the radius of curvature as necessary by manipulating the thumb knob.

如果需要,可通过控制指控推扭调节曲率半径.

Adaptive slicing is realized by the calculation of the position of tangent plane of modeling surface, the angle of between the normal section line and the slicing plane, the curvature of normal section line in z-axis direction and radius of curvature.

计算出造型曲面的切平面位置、法线与分层平面的夹角、Z向法截线的曲率和曲率半径，实现优化分层。

Focusing on the research of some important design parameters impacting the carrying capacity of the bearing, including radial clearance, contact angle and groove radius of curvature coefficient, a detailed analysis was given, and the corresponding bearing design recommendations were presented.

着重对影响轴承承载能力的重要设计参数径向游隙、接触角、沟曲率半径系数等进行了仿真，并给予了详细的分析，提出了对应的轴承设计建议。

Nozzle flow field of SRM was numerically simulated with Fluent software. The effects of nozzle convergent half angle, radius of curvature on upstream of throat section and length of throat cylinder on flow field are investigated.

用Fluent计算流体力学软件对固体火箭发动机喷管流场进行了数值计算，研究了喷管收敛半角、喷管喉部上游圆弧曲率半径和喉部圆柱段长度对喷管流场的影响。

In this paper, the pressure angle and minimal radius of curvature of cam mechanism with swinging roller follower are discussed in details.

本文对摆动从动杆盘状凸轮机构的最大压力角和最小曲率半径问题进行了详细的讨论。

Roundness depends on the sharpness or radius of curvature of the edges.

浑圆度取决于边角的锐度或曲率半径.

For the development of UG, the two parameters of bridge curve for a given minimum curvature radius should be determined.

在UG平台上进行多曲面连接系统的二次开发过程中，需要由最小曲率半径值反求出桥接曲线（Bridge Curve）的两个参数。

In this paper, with the principle of high pair replaced by low pair, the cam mechanism is transformed to linkage, through the analysis of the linkage the equation of the pressure angle and the radius of curvature and profile of cam is established.

本文运用高副低代原理，将凸轮机构转化为低副机构，通过低副机构运动分析建立起凸轮廓线、曲率半径及压力角表达式。

Originally Overlap Averaging 4-Frame algorithm ( OAF) is used for measuring flatness error. Now the feasibility of applying OAF algorithm to measure the radius of curvature ( ROC) of mini-sphere is verified.

验证了测量平面面形误差的重叠四步平均算法（OAF）应用于测量微小球面曲率半径的可行性。