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

cold cathode

noun Electronics

A cathode that emits electrons without being heated.The field emission cathode can be used as an efficient cold cathode in a variety of electronic devices, such as flat panel field emission displays, microwave diodes, triodes and more complex devices....

FEDs are arrays of electron emitters controlled individually by cold cathodes to generate colored light.
An apparatus and method for exposing a treatment site in a patient to x-ray radiation is described that uses a pulse voltage source, where the x-ray emitter employs a cold cathode.

单词	cold cathode
释义	cold cathode noun Electronics A cathode that emits electrons without being heated.The field emission cathode can be used as an efficient cold cathode in a variety of electronic devices, such as flat panel field emission displays, microwave diodes, triodes and more complex devices.... FEDs are arrays of electron emitters controlled individually by cold cathodes to generate colored light. An apparatus and method for exposing a treatment site in a patient to x-ray radiation is described that uses a pulse voltage source, where the x-ray emitter employs a cold cathode.
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