英语词汇“cesium hollow 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	cesium hollow cathode
释义	cesium hollow cathode cesium hollow cathode [′sē·zē·əm ¦häl·ō ′ka‚thōd] (electronics) A cathode in which cesium is heated at the bottom of a cylinder serving as the cathode of an electron tube, to give current densities that can be as high as 800 amperes per square centimeter.
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