声雷达（acoustic radar）是利用雷达原理，发出声波并接收此声波散射回来的回波，以测量回波强度和目标物距离的设备。
为了便于野外试验，对多普勒声雷达天线作了重新设计。
A new antenna of Doppler acoustic rader was designed for convenience in field experiment.
结果表明：声雷达回波所反映的稳定层和天气系统之间有较好的对应。
The main results indicate that in boundary layer the stable layers observed by acoustic radar echos correspond fairly to synoptic systems.
文中还对气象条件对声雷达定量探测温度结构系数的影响进行了讨论。
Finally, effects of meteorological factors on temperature structure coefficient detected by sodar are discussed.
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