Pulse Doppler radar measurements consist of range, azimuth, elevation and radial veloc-ity, while most of the radar measurements only consist of the fomer three.

• 摘要多普勒雷达对目标的观测数据是由距离、方位角、俯仰角和径向速度组成，而大多数雷达的观测数据仅由前三者组成。