用激光多普勒流速仪测量了燃料系统的动态响应及加速装置的加速燃料增量,其加速性能满足发动机的要求。
The transient responses of the fuel system and the augmented fuel delivery of the dev - ice are measured by a Laser-Doppler Anemometer. Its acceleration characteristics match the engine quite well.
超声血流仪实现其测量血流速度的关键是多普勒频移信号的提取,多普勒频移信号是血流速度的真实反映。
As Doppler shift signal can significantly reflect the speed of flow, the abstracting of Doppler shift signal is the key of blood flow speed testing in a ultrasonic blood flow detector.
本文介绍了一种用毕托管测量风洞流速的新型智能数字式风速仪。
This paper describes a new intelligent digital anemometer for the measurement of wind tunnel flow velocity based on the Pitot-static tube.
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