Comparison of Performance of Hybrid Ceramic Ball Bearing and All-Steel Bearing Coated with Polytetrafluoroethylene Solid Lubricant Film是什麼意思_Comparison of Performance of Hybrid Ceramic Ball Bearing and All-Steel Bearing Coated with Polytetrafluoroethylene Solid Lubricant Film在線翻譯_英語_讀音_用法_例句