bearing ball

基本解釋

This paper explains the principle of bearing ball lapping and forming sphere.
論述了軸承球研磨的原理及成球機理；
In this tutorial, you will learn how to create a ball bearing using an Array Object.
在本教程中，您將學習如何創(chuàng)建一個使用數(shù)組對象的球軸承。
With the compared of many plans, to change the column bearing into ball bearing can increase resonant frequency of pump without other element modified and avoid resonating in the axial piston pump.
通過多種方案比較，本文採用將柱塞泵前耑的圓柱滾子軸承改成深溝球軸承，可以實現(xiàn)在不改動柱塞泵其他零件尺寸的前提下，提高柱塞泵的模態(tài)頻率，使柱塞泵更不易發(fā)生共振。

These are relatively small pieces of the earth's crust that, when caught between two larger plates, spin around as the larger plates move—like a ball-bearing caught between two surfaces.
ECONOMIST: Geophysics