“electron-beam parametric amplifier”的概念、定义、翻译、参考文献-科学参考

单词	electron-beam parametric amplifier
释义	electron-beam parametric amplifier [i`lek´trän ´bēm ´par·ǝ¦me·trik `am·plǝ´fī·ǝr] ^ELECTRONICS A parametric amplifier in which energy is pumped from an electrostatic field into a beam of electrons traveling down the length of the tube, and electron couplers impress the input signal at one end of the tube and translate spiraling electron motion into electric output at the other.
随便看	strawboard straw oil strawwalker stray stray capacitance stray current stray current corrosion stray emission stray field stray line strays stray sand streak streak camera streak lightning streak line streak plate stream stream anchor stream-built terrace stream capacity stream capture stream channel stream-channel form ratio stream cipher

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