In order to provide low noise and good highspeed operation it is normal to apply an axial preload to a bearing arrangement comprising two hybrid deep groove ball bearings.是什么意思_In order to provide low noise and good highspeed operation it is normal to apply an axial preload to a bearing arrangement comprising two hybrid deep groove ball bearings.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句