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- 三极管带有阳极、阴极和控制栅极的高真空的电子管
A highly evacuated electron tube containing an anode, a cathode, and a control grid.
- 中间极,二次发射电极一种用于一定电子管作第二次发射电极
An electrode used in certain electron tubes to provide secondary emission.
- 从电子管中产生出一门格外强劲而短暂的战时工业。
Out of the electronic tube has come one particularly tough little war baby.
- 电子二极管有一个阳极和一个阴极的电子管
An electron tube having a cathode and an anode.
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