英语词汇“dull emitter”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	dull emitter
释义	dull emitter dull emitter [¦dəl ə′mid·ər] (electronics) An electron tube whose cathode is a filament that does not glow brightly.
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