This paper present optical false heterodyne method. It's modulator of phase is constructed by LN crystal in Michelson's interferometer.
本文报导光学赝外差方法，它是利用LN晶体放置在迈克尔逊干涉仪的参考臂中做电光相位调制。
Experiment results are shown with a heterodyne interferometer by using this method to measure the dynamic displacement of a PZT.
文中还给出了用此方法进行信号处理的外差干涉仪测量压电陶瓷动态位移的实验结果。
In this paper a new processing method of laser heterodyne signals of vibrations is reported.
本文报导了一种新型的振动激光外差信号处理方法。
This paper describes a new method, Doppler heterodyne measurement method of surface profile, using a simultaneous phase comparator.
本文提出了一种新的方法，多普勒外差法测量表面面形，并首次提出和制作了同步相位计。
The processing method of heterodyne signals combines integer measurement with fraction period measurement, so it has wide dynamic range and high resolution.
计大数和测小数周期相结合的外差信号处理方法，实现了大的动态测量范围和很高的测量分辩率。
A new method of measuring eccentricity of rotary turntable by means of optical heterodyne is described.
本文介绍了一种利用光外差测量原理测量旋转转盘偏心距的新方法。
To compensate of the nonlinearity error of heterodyne interferometers in nanometer measurement, a method for reducing the first harmonic nonlinearity is proposed.
为了补偿激光外差干涉纳米测量中的非线性误差，提出了一种减小非线性误差的一次谐波方法。
An efficient heterodyne frequency method to measure the concentration of oil and water mixture is proposed.
提出了一种利用差拍法测量油水浓度的有效方法。
Puts forward a simple method to demarcate the input output characteristic and resolution of the measurement system of heterodyne interference.
结合某一外差干涉测量系统，提出了一个对测量系统的分辨力、输入输出特性进行标定的简单易行的方法。
Puts forward a simple method to demarcate the input output characteristic and resolution of the measurement system of heterodyne interference.
结合某一外差干涉测量系统，提出了一个对测量系统的分辨力、输入输出特性进行标定的简单易行的方法。
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