Chinese spy balloon exposed gaps in U.S. ability to detect t

"We were not looking for a high-altitude balloon at that time,” Gen. Glen VanHerck tells NBC News’ Lester Holt. “Our radars are capable of seeing it, but we were filtering out that data,”

https://www.nbcnews.com/news/us-news/chinese-spy-surveillance-balloon-flaws-threat-detection-norad-defense-rcna95094

 

所有跟帖： 

• 美国历来的战略，就是you can you up，以前没人有飞行器飞到那个高度，所以老美也不在乎，因为他们自己有灰机在那 -黄油脚- ♂ (581 bytes) () 07/20/2023 postreply 14:58:30