Calculation of Pressure Angle and Minimun Average Cylinder Radius of Cylindrical Cam Mechanisms with Oscillating Roller Follower by Using Instantaneous-center Method是什么意思_Calculation of Pressure Angle and Minimun Average Cylinder Radius of Cylindrical Cam Mechanisms with Oscillating Roller Follower by Using Instantaneous-center Method在线翻译_英语_读音_用法_例句