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 与 electron 相关的例句
- 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 - An electron has about 1/1840 the mass of the proton.
电子的质量大约是质子的1/1840。 - An electron tube with a photosensitive cathode.
光电管具有感光的阴极电子管 - The transmitter was pulsed by an electron tube.
电子管使发射器产生脉冲波。 - Electrons are negatively charged with electricity.
电子带负电荷.
英英解释
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1个名词解释
[同] electron , negatron