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激光多普勒测速以其高精度、使用方便而在速度测试领域得到广泛的应用. 本文介绍了激光多普勒测速和双光束测速系统的基本原理,并对流体速度进行了测量,得出了相应的实验结果.
Laser Doppler velocimetry has been widely used in the field of velocity testing due to its high accuracy and ease of use.This paper introduces the basic principles of laser Doppler velocimetry and dual beam velocimetry and measures the fluid velocity The corresponding experimental results.