reference circle

常见例句

Pitch Circle is the reference circle from which all transverse spline tooth dimensions are constructed.
节圆是一个参考圆，花键的键齿的所有的横向尺寸都是以节圆为基础开始计算的。
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A reference circle trial generator is developed to provide a high precision movement for the reflector of laser tracker.
设计制造出一种标准圆轨迹发生器，可为标准反射镜的运动提供高精度的规定轨迹。
Formulas are given in many mechanical manuals to calculate the tooth thickness at only the reference circle of worm and worm wheel.
蜗轮蜗杆的分度圆齿厚在大部分机械手册中都给出了计算公式，但在其它任意半径处的齿厚计算很少有资料涉及。

All right. Now the hermeneutic circle, then, involves this reference back and forth between the entities that I've been trying to describe.
好，现在我们知道解释学循环，包括在我刚刚所说的,存在之间的穿梭。
耶鲁公开课 - 文学理论导论课程节选

The questions they are asked in the media and in real life constantly circle simplistically around the same frames of reference — terrorism, women, and assimilation — fixations that may be understandable in this age but frequently overlook the complex human dimensions of Muslim-American or Arab-American life.
NPR: Many Arab-Americans Still Perceived As A 'Problem'