speed oscillation meaning in Chinese

分离速度
转速振荡

On the other hand , the function of the rough regulation is the same as the open loop system . the a / f controller adopts the approaching increment method in the smooth regulation and the pi controller for non - oscillation or stable increment method for low - speed oscillation in the micro - regulation
喷气占空比粗调阶段为对map图执行取值操作；细调阶段为执行增量逼近法的阶段；微调阶段为执行pi环节或执行低速振荡微调。