When the actuator is actuated with a square wave, the corresponding mean velocities are 4.70m/s and 4.22m/s.是什么意思_When the actuator is actuated with a square wave, the corresponding mean velocities are 4.70m/s and 4.22m/s.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句