electron tube造句

1、An electron tube used to amplify or generate ultrahigh frequency by means of velocity modulation.
速调管一种用速度调节的方法放大或产生超高频率的电子管。

2、An electron tube having a cathode and an anode
电子二极管有一个阳极和一个阴极的电子管

3、The second electron tube is out of order.
第二个电子管坏了.

4、An electron tube or a vacuum tube.
电子管或真空管

5、An electron tube with a photosensitive cathode
光电管具有感光的阴极电子管

electron tube翻译