MEASURING FLUID FLOW VELOCITY BY DOPPLER SHIFT OF PULSED ACOUSTIC SIGNALS

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  机译： 确定容器，即液压系统的管道中的流体压力的方法，涉及从测量运行时间或测得的声波多普勒频移确定通过容器的流体流速

• 4. Method for measuring fluid velocity by measuring the Doppler frequency shift or microwave signals [P] . 美国专利： US5315880A . 1994-05-31

  机译： 通过测量多普勒频移或微波信号来测量流体速度的方法

• 5. Acoustic wind velocity measurement appts. - sends acoustic signal into atmosphere, and wind velocity is calculated from its frequency spectrum and Doppler frequency shift [P] . 德国专利： DE2815500A1 . 1979-10-18

  机译： 声速测量装置。 -将声音信号发送到大气中，并根据其频谱和多普勒频移计算风速

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