on off servo 开关伺服系统
on-off servo device 开关随动装置
on-off servo system 开闭伺服系统
an on-off servo 继电随动系统
on off servo system 开关随动系统
on off servo-mechanism 开关伺服机构
on-off servo mechanism 开关伺服系统
Based on the development situations of the pneumatic servo control technique, the main research was also aimed at the PWM and PCM on-off servo control system.
阐述了常规气动伺服控制系统研究的现状，认为以PWM和PCM调制方式为主的开关伺服控制技术仍然是研究的热点。
The study on the on-off valves being used in to servo system is paid attention to last years.
伺服系统中采用开关阀的研究近年来受到人们的重视。
At present, the pneumatic servo control using on-off valves has become a subject researched on competitively in the domain of fluid power control.
目前用开关阀实现的气动伺服控制已成为流体动力控制领域竞相研究的对象。
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