英语词汇“beam tube”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	beam tube
释义	beam tube noun : a power amplifier vacuum tube in which the flow of electrons is channeled by means of beam-forming plates and similarly spaced control and screen grids
随便看	mecamylamine mecate Mecca mecca Mecca mecca Mecca balsam mecca balsam meccan Meccano mech mechan- mechan mechanic mechanic mechanical mechanical mechanical advantage mechanical analysis mechanical aptitude mechanical art mechanical bank mechanical binding mechanical construction mechanical drawing

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