radio (radar, celestial) navigation

• 无线电(雷达、天文)导航

radio (radar, celestial) navigation的英文翻译是什么意思，词典释义与在线翻译：

英英释义

名词 radio:

1. medium for communication

2. an electronic receiver that detects and demodulates and amplifies transmitted signals

3. a communication system based on broadcasting electromagnetic waves

动词 radio:

1. transmit messages via radio waves

形容词 radio:

1. indicating radiation or radioactivity