“thermionic tube”的概念、定义、翻译、参考文献-科学参考

单词	thermionic tube
释义	thermionic tube [´thǝr·mē`än·ik `tüb] ^ELECTRONICS An electron tube that relies upon thermally emitted electrons from a heated cathode for tube current. Also known as hot- cathode tube.
随便看	index head indexing indexing fixture index line index liquid index marker index mineral index mirror index number index of absorption index of aridity index of cooperation index of modulation index of precision index of refraction index of unsaturation index of work tolerance index plane index plate index point index prism index ratio index register index stock index thermometer

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