“periodic reverse permanent magnet focusing”的概念、定义、翻译、参考文献-科学参考

单词	periodic reverse permanent magnet focusing
释义	periodic reverse permanent magnet focusing Encyclopedia 工学电子注聚焦释 periodic reverse permanent magnet focusing周期反转永磁聚焦极性相反的径向磁化的永磁铁沿电子注行进方向排列，产生周期反转磁场的永磁聚焦方式。
随便看	Rossby potential vorticity Rossby radius of deformation Rossby wave Rossby wave instability Ross camera Rosseland crater Rosseland mean Rosseland mean absorption coefficient Rosseland mean opacity Rosseland opacity Rosseland theorem Ross Granville Harrison Rossian boschniakia Ross Ice Shelf Rossini，Gioachino（Antonio） Rossi On Acting Ross Island Rossiter effect Rossi X-ray Timing Explorer Rossiya Segodnya Rossler chaotic attractor Ross model Rosso Ross objective Ross orogen

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