您要查找的是不是：
- reconnaissance mission (飞行) 侦察任务
- site reconnaissance (工程的) 地址勘测
- short-range photographic reconnaissance (空中) 近距离照相侦察
- 据悉,该中心研制的电磁炸弹引爆后,可释放出100兆焦耳的能量,对北约C4ISR(Command Control Communications Computer Intelligence Surveillance Reconnaissance)系统威胁极大。 This center developed an electromagnetic bomb, which can produce 100 million Joule energy, and menaces the Command Control Communications Computer Intelligence Surveillance and Reconnaissance System of the North Atlantic Treaty Organization is being menaced by it.
