In this paper, the multi-level wind velocity in the nocturnal steady state PBL is analysed, using the data of the 325 meter meteorological tower and acousticsounder.
本文利用325米气象塔及声雷达探测资料分析了夜间平稳天气条件下行星边界层中风速出现多极值的现象。
2
Echo Sounder is a kind of acoustic measuring depth equipment, which can measure depth with the time between transmitted wave and echo on condition in which the speed of ultrasonic is fixed.