“voltage-tunable tube”的概念、定义、翻译、参考文献-科学参考

单词	voltage-tunable tube
释义	voltage-tunable tube [`vōl·tij ¦tün·ǝ·bǝl `tüb] ^ELECTRONICS Oscillator tube whose operating frequency can be varied by changing one or more of the electrode voltages, as in a backward-wave magnetron.
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