“directly heated cathode”的概念、定义、翻译、参考文献-科学参考

单词	directly heated cathode
释义	directly heated cathode [dǝ¦rek·lē ¦hēd·ǝd `kā´thōd] See <<filament>>
随便看	syndyne synecology Synentognathi syneresis synergetics synergic curve synergid synergism synergist synergy synesthesia synfuel Syngamidae syngamy syngas syngeneic syngenesious syngenesis syngenetic syngenite Syngnathidae synkinematic synkinesia synodic synodic month

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