“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	global oscillation Global Oscillation Network Group Global Partnership for Education global phosphorus cycle global physical geography global plate tectonics Global Positioning System global positioning system global positioning system, GPS global positioning system jammer global positioning system time global positioning system with synchroranging global positioning system，GPS global price cap global problem global production network global property global public goods global query global radiation global reaction model global reciprocity law global regularization global regulation global regulatory system

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。