英语词汇“activated cathode”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	activated cathode
释义	activated cathode activated cathode [′ak·tə‚vād·əd ′kath‚ōd] (electronics) A thermionic cathode consisting of a tungsten filament to which thorium has been added, and then brought to the surface, by a process such as heating in the absence of an electric field in order to increase thermionic emission.
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