单词乎

electron gun

汉语翻译

【计】 电子枪
【化】 电子枪
【医】 电子枪

英语解释

名词 electron gun:

  1. the electrode that is the source of electrons in a cathode-ray tube or electron microscope; consists of a cathode that emits a stream of electrons and the electrostatic or electromagnetic apparatus that focuses it
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