radio tube

常见例句

In a radio tube there is a source of electrons .
在电子管中，有一个电子发射源。
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The alternative procedure recommended takes about 15 minutes to complete and involves using radio signals to create a lesion inside the fallopian tube.
这项可供选择的方法可在15分钟内完成，包括利用无线电信号在输卵管内造成损害。
The technology of radio improvement followed the development of the vacuum tube, the electronic-tube oscillator, the tuned circuit, and other components.
无线电技术随着真空管、电子管振荡器、调谐电路以及其它部件的发展而不断改善。
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But rather than turning to the boob tube for your evening relaxation, listen to public radio or podcasts on the way home to get your entertainment fix, suggests Christian.
MSN: Marathon commuters still find time for TV