Cam mechanism with variable inputting speed, its driving force will change along with the profile of cam, thus make the design of cam mechanism becomes a difficult problem.是什么意思_Cam mechanism with variable inputting speed, its driving force will change along with the profile of cam, thus make the design of cam mechanism becomes a difficult problem.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句