Universal vibrometer has not the function of lasting and on-line recording.
通用振动测试仪一般不具备较长时间的在线记录功能。
Using the way of homodyne coherent detection, a fiber laser Doppler vibrometer is designed and completed.
采用零差的相干探测方式，设计并实现了一套光纤结构的激光多普勒振动计。
With the laser scanning vibrometer, based on the Doppler effect, the muzzle vibration velocity is measured.
炮口振动速度测试可以采用激光测振仪，它是基于多普勒原理的激光非接触测振技术而研制的。
This paper describes the principle structure and operation process of a two dimensional laser Doppler vibrometer.
描述一台两维激光多普勒测振装置，介绍其基本原理、组成部分及工作过程。
Base on the heterodyne laser Doppler theory, a heterodyne laser Doppler vibrometer (LDV) with fiber structure was designed and implemented.
基于外差激光多普勒原理，设计并实现了一套光纤结构的外差式激光多普勒振动计(LDV)。
The laser vibrometer based on the surface vibration for measuring and analyzing the radiating noise of the 4120SG diesel engine is proposed.
以4120SG柴油机为研究对象，提出基于激光测振的表面振动法测量柴油机辐射噪声。
This experiment method has some reference value on testing the 3-dimension modal shapes of a structure by using a single scanning laser vibrometer.
该实验方法对于采用单头激光测振仪测试结构的三维整体模态具有一定的参考价值。
This experiment method has some reference value on testing the 3-dimension modal shapes of a structure by using a single scanning laser vibrometer.
该实验方法对于采用单头激光测振仪测试结构的三维整体模态具有一定的参考价值。
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