“amplitron”的概念、定义、翻译、参考文献-科学参考

单词	amplitron
释义	amplitron [`am·plǝ´trän] ^ELECTRONICS Crossed-field continuous cathode reentrant beam backward-wave amplifier for microwave frequencies.
随便看	jet coal jet compressor jet condenser jet drilling jet-effect wind jet engine jet-flame drill jet flap jetfoil jet fuel jet hole jet-membrane method jet mill jet mixer jet molding jet nozzle jet-piercing drill jet propulsion jet pump jetsam jet spinning jet streak jet stream jetting jetting tool

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