在雷达提供给管制员使用的画面上,有管制员需要的各种目标信息和地图、时钟等其它信息,同时也存在管制员不需要的信息,这就是画面中存在的虚假目标。虚假目标的存在会分散管制员的精力,引起管制员的误会,甚至会造成发错指令,危及飞行安全。所以对使用雷达指挥飞机的 There are various target information and maps, clocks and other information required by the controller on the screen provided by the radar to the controller, and there is also information that controllers do not need. This is a false target existing in the screen. The existence of a false target can distract the controller, cause misunderstanding of the controller, and even cause wrong instructions, endangering flight safety. Therefore, the use of radar command aircraft