“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	aspherical Aspherical Lens aspherical lens aspherical manifold aspherical mirror aspherical plate corrector aspherical space aspherical surface asphericity aspheric mirror aspherics aspheric surface asphodelus family asphyxia asphyxiating gas poisoning Aspidiske aspidistra aspirated sound aspirated voiceless initials aspirated volume aspiration aspiration in the eldly aspiration pneumonitis/pneumonia Aspire Sports Club aspirin

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