“microwave vacuum electronic device”的概念、定义、翻译、参考文献-科学参考

单词	microwave vacuum electronic device
释义	microwave vacuum electronic device Encyclopedia 工学微波真空电子器件释 microwave vacuum electronic device微波真空电子器件利用真空中自由电子与微波电磁场相互作用产生和放大微波信号的真空电子器件。
随便看	shadow effect Shadow Followers shadow generation shadowgraph shadowgraphy Shadow Health Wand shadow image shadowing shadowing fading shadowing property shadow internet shadowless photography shadow map shadow mask shadow matter shadow moiré shadow photography shadow photometer Shadow-Planet shadow play shadow play music shadow play stage at Qianpanggou Village shadow play stage of the Guandi Temple in Mashuling Village shadow play theatre of Taoshugou Village, Xiaoyi City shadow price

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