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friend-or-foe identification; enemy identification friend or foe; identification friend or foe (一种二次雷达装置,用以识别正在被询问的飞机或某个其他运载工具是我方还是敌方。询问者发出一个预定频率的无线电信号,飞机收到此信号后便用代码答复,在其中给出需要的信息。它通常与一次雷达一起工作) | |||
identification friend or fore | |||
★ identification of friend or foe | |||
identification, friend or foe | |||
friend or foe identification; identification friend or foe | |||
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identification friend-or-foe system | |||
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friend or foe identification | |||
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identification of friend or foe |
敌我 识 别 : 55 phrases in 6 subjects |
Air defense | 15 |
Aviation | 8 |
Business | 1 |
Electronics | 12 |
General | 3 |
Space | 16 |