超音频

超音频 [chāo yīn pín]

1. ■ superaudio; superaudio frequency; superaudiable frequency; supersonic frequency; supra-acoustic (frequency); ultrasonic frequency

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常用词组

1. ■ 超音频猝熄 hyperacoustic quenching;

2. ■ 超音频电报 {讯} superaudio telegraphy;

3. ■ 超音频探伤 ultrasonic testing;

4. ■ 超音频外差式接收机 {讯} supersonic heterodyne receiver; beat receiver; double detection receiver;

5. ■ 超音频振荡器 ultrasonic oscillator