圆周角

根据内部裂尖附近的位移分量和应力分量可以得到裂尖的应力三维度，应变能密度因子以及裂尖附近的最大周向拉应力随着圆周角的变化而变化的情况。

Accordingly , Stress Triaxiality , Strain Energy Density Factor and Maximum Circle Tensile Stress near the crack tip and their variation due to the circle angle variation can be derived .

圆周回转角位移传递机构及误差

The Dissemination Mechanism of Circle-angular Displacement and It 's Errors Researching

麻花钻锥面刃磨方法有4个刃磨参数，当给定外缘转点的结构圆周后角、横刃斜角、锋角这3个结构参数时，后刀面的形状并不唯一。

The conical grinding method has four grinding parameters , and for three drill point geometric parameters , the lip clearance angle , chisel edge angle and point angle , the flank configuration is not unique .

分析颗粒群体的运动，得到了颗粒群体作完全圆周运动的临界角速度，结果表明该值与颗粒物料常数及充装系数相关。

The results showed that the angular velocity was relevant to performance parameter of granular material and filling ratio .

作者运用正交试验法，进行了叶片数，叶片出口安放角、圆周厚度和包角等四种叶轮几何参数对离心泵能量性能影响的试验研究。

The problem is studied firstly that the performance characteristics of pump be affected specifically by the four kinds of geometrical parameters of impeller , i. e. number of blade , outlet blade angle , tangential blade thickness and centre angle in this article using the orthogonal experimental method .

分析单个颗粒的圆周运动，得到了单个颗粒作部分圆周运动的临界角速度；

The critical angular velocity of partially circular motion was deduced for both single grain and a group of grains .