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- Sonar is an acronym for sound navigation ranging. “sonar”(声纳)是“sound navigation and ranging”(声音导航和测距)的首字母缩写词。
- an instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return (sonar is SOund NAvigation Ranging; asdic is Anti-Submarine Detection Investigation Committee). 能够在水中发出声音脉冲并能通过脉冲回声的时间测量距离的仪器。
- an instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return (sonar is SOund NAvigation Ranging; asdic is Anti-Submarine Detection Investigation Committee) 能够在水中发出声音脉冲并能通过脉冲回声的时间测量距离的仪器
- sound navigation rangingn. 声纳;声波导航测距系统;鱼群探测机;潜艇探测器
- His point about sound navigation was rammed home by the disappearance of an aircraft over the sea. 由于一架飞机在海面上失踪,他的关于声波导航的论点得到证明。
- Air Transportable Sound Navigation and Ranging 机载声音导航和测距
- the sound navigation and ranging technology 声纳技术
- Long Range Sound Navigation and Ranging 远距离声呐导航测距
- Porpoise subaqueous sound ranging system and modern sound navigation and ranging positioning system performance comparison 海豚水声定位系统和现代声纳定位系统的性能比较
- A sound mind is inseparable from a sound body. 健全的精神是与健康的身体是不可分割的。
- Alarmed at the first sound, we hit the dirt. 第一声警报一响我们就迅速卧倒。
- He has told a story which sound not objective. 他讲了听起来不真实的一个故事。
- sound navigation and ranging 声呐,声纳
- I caught a curious sound in the neighboring room. 我听到隔壁房间里有奇怪的响声。
- I was awakened by the sound of church bells. 我被教堂的钟声吵醒。
- The sound of danger gives wings to his flight. 危险的信号加速了他的逃跑。
- I quivered with fear at the sound. 我听见那种声音就吓得发抖。
- Her mouth open and shut, but no sound come out. 她的嘴张开又闭上了,没有发出声音。
- I have got accustomed to noisy sound. 我已习惯于嘈杂声音。
- The bell gave forth a peasant, lingering sound. 钟奏起了悠扬悦耳的曲调。