“vacuum-tube rectifier”的概念、定义、翻译、参考文献-科学参考

单词	vacuum-tube rectifier
释义	vacuum-tube rectifier [`vak·yǝm ¦tüb `rek·tǝ´fī·ǝr] ^ELECTRONICS A rectifier in which rectification is accomplished by the unidirectional passage of electrons from a heated electrode to one or more other electrodes within an evacuated space.
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