多普勒效应指出，波在波源移向观察者时接收频率变高，而在波源远离观察者时接收频率变低。这种位移现象称为多普勒位移。
... 多普勒频率计 dopplometer 多普勒位移 Doppler displacement 多枪管 multigun tube ...
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二次多普勒位移 second-order Doppler shift ; order Doppler shift
多普勒位移衰减法 Doppler shift attenuation
激光多普勒位移测量仪 laser Doppler displacement meter
多普勒移位 doppler shifter
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本文采用散斑干涉理论研究固体表面面内位移测量的激光多普勒效应方法。
The theory of speckle interferometry is applied to study the measurement of the in-plane displacement of solid surface by laser Doppler effect.
研究了利用运动光栅的多普勒效应进行切向位移的遥测技术。
A remote measurement system of solid surface displacement by laser Doppler effect of grating which was used to produce beat frequency is discussed.
本文介绍一种新的测试方法，利用光栅运动的多普勒效应，实现速度或位移测量的单光栅测量系统。
A new testing method is introduced in the paper, the speed and displacement single grating measuring system has been realized by using Doppler effect of grating moving.
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