| 单词 | servo valve | 
| 释义 | > as lemmasservo valve   servo valve  n. a valve that supplies hydraulic fluid to an actuator in response to an electrical signal. ΚΠ 1969    I. I. McNaughtan  & S. W. Chisman Study of Hail Impact at High Speed on Light Alloy Plates 2  				The gun is operated by compressed gas..and firing is by means of a gas driven servo-valve inside the firing chamber. 1986    Pop. Sci. July 62/2  				Each strut can be powered either up or down, with speed and direction controlled by high-speed servo valves. 2015    K. Behbehani in  J. D. Bronzino  & D. R. Peterson Med. Devices & Human Engin. xviii. 1  				Today's respirators employ an array of sophisticated components, such as microprocessors, fast-response servo valves, and precision transducers. < as lemmas  | 
	
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