主风向的确定
ascertaining main wind-direction
主导风向
most frequent wind direction
main wind direction
prevailing wind direction
cardinal winds
主送风方向横截面积
area of cross section of the main air flow
主要风向
predominant wind direction
cardinal wind
电接风向风速自记纸
contact anemometer self-recording image
风向风速测量
wind direction and speed survey
风向风速传感器
wind direction and wind speed sensor
横风向风力
across-wind fluctuating force
径向风风速风向
Radial wind speed and direction