Definition of contact ratio of paired gears generated with sinusoidal rack and its calculation formula were given, and the effect of related design parameters on the contact ratio was also discussed.是什么意思_Definition of contact ratio of paired gears generated with sinusoidal rack and its calculation formula were given, and the effect of related design parameters on the contact ratio was also discussed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句