为了实现高准确的测量对象的速度，激光多普勒测速雷达系统建立和频率估计算法研究。
In order to achieve high accurate measurement of object's velocity, a laser Doppler velocity radar system is established and the frequency estimation algorithm is investigated.
激光多普勒测速雷达技术利用激光多普勒效应测量固体目标的运动速度，或者流场速度分布。
Velocity of solid targets and velocity distribution of flowing fields can be measured by Laser Doppler Velocimeter (LDV) technology based on Doppler Effect.
激光多普勒测速雷达技术利用激光多普勒效应测量固体目标的运动速度，或者流场速度分布。
Velocity of solid targets and velocity distribution of flowing fields can be measured by Laser Doppler Velocimeter (LDV) technology based on Doppler Effect.
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