本文主要是针对雷达数据的特点画雷达辅助图形：等距离同心圆和等方位角径向

本文主要是针对雷达数据的特点画雷达辅助图形：等距离同心圆和等方位角径向-This article is mainly directed against the characteristics of radar data painting radar-assisted graphics: equidistant concentric circles and radial azimuth, etc.