1989年12月20日凌晨,美空军的一架F-117隐形战斗机躲过雷达系统的严密监视,突然袭击了巴拿马城以西120千米处的一个军用机场,在未遇到任何抵抗的情况下,一举占领了这座机场。这是美国将秘密研制多年的“隐形”战斗机首次用于实战。其后,在海湾战争和科索沃战争中又频频亮相,发挥了很大作用,从而引起世人关注。F-117为啥能“隐形”?要了解其中的奥秘,先得了解雷达侦察的基本 Early on December 20, 1989, a U.S. Air Force F-117 stealth fighter plane escaped close surveillance by the radar system and suddenly attacked a military airport 120 kilometers west of Panama City without any resistance , Occupied the airport in one fell swoop. This is the first time that the United States will secretly develop “stealth” fighter jets for actual combat. Since then, it has also played a significant role in the frequent appearances in the Gulf War and the Kosovo war, which aroused people’s attention. F-117 Why “stealth”? To understand the mystery, you must first understand the basic radar reconnaissance