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Meaning of 电子管

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diàn guǎn (Trad.: 電子管)
valve (electronics); vacuum tube
Example Sentences
1
So, the electric tubes were predicted to extinct.
2
These amplifiers have long been made with tiny election tubes.
3
We need to buy auto valve . please with contact us.
4
A computer tube can hold a lot more gasoline than a lightbulb.
5
For the new model to work effectively, we need a new kind of valve.