Jig grinders, ultra-precision bearingball grinders, and a whole spectrum of other specialized grinders could each easily be the topic of an article longer than this one.
Jig 磨 床，超精密轴承球磨机，并其他专业磨床凑集可能每个容易被一篇文章超过这个的话题。
2
With the development of aeromotor technology, more strict speed performance of ballbearing is required.
随着航空发动机技术的发展，对滚珠轴承的速度特性要求也越来越高。
3
In this tutorial, you will learn how to create a ballbearing using an Array Object.