The shifting drivebearing is a special bearing which poss-esses both the shifting and the supporting function.
变速传动轴承是既有减速箱的变速功能,又具有滚动轴承支承功能的特殊轴承。
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Applying AMB to the support of HDD (hard disk drive), which can avoid the contact of bearing and HDD rotor, it has a lot of advantages in comparison with other bearing types.