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在2009年国庆阅兵中,我国自行研制的空警-2000预警机作为空中梯队的领队机,和多种战机组成编队通过天安门广场上空,首次正式对外亮相,引起了人们极大的关注,其先进的相控阵雷达技术,也令全世界震惊!预警机的由来在预警机问世之前,空中的情况主要依靠地面雷达来观察.但是地面雷达有两个弱点:一是受地球曲率和地面障碍物的影响,存在着低空盲区:二是雷达
In the 2009 National Day military parade, China’s self-developed airborne police -2000 early warning aircraft as a leader in the air echelon formation, and a variety of fighters formed a formation over the Tiananmen Square, the first official appearance, has aroused great concern, its advanced Phased array radar technology also shocked the world! The origin of early warning aircraft Before the advent of AWACS, the situation in the air relied mainly on terrestrial radar to observe, but the ground radar has two weaknesses: First, the Earth’s curvature and ground obstructions, There is a low-altitude blind spot: the second is the radar