beam deflection ultrasonic flowmeter

...flection type proportional amplifier 射束偏转形比例放大器 beam deflection ultrasonic flowmeter 声速偏转式超声流量计 beam deflector 电子束偏转器 ..

 deflection ultrasonic flowmeter

渡越时间式超声流量计 transit time ultrasonic flowmetr 声速偏转式超声流量计 deflection ultrasonic flowmeter ; lection ultrasonic flowmeter 超声波流量计 超声流量计 ultrasonicflowmeter ..