“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	Theodorus of Cyrene Theodorus of Cyrene (约公元前465—前399) Theodor Wiesengrund Adorno Theodosius Theodosius Dobzhansky Theodosius of Bithynia Theodosius of Bithynia (约公元前160—前100) Theodosius Ⅰ the OECD task force for the safety of novel foods and feeds the OECD’s working group on harmonisation of regulatory oversight in biotechnology The Official Story The official’s election System by their suspension years The offprints of poetic dramas of the Ming and Qing dynasties the offset on the lawsuit Theognis the oil film dynamically properties Theokritos The Old Bachelour The Old Drift The Older One Shouldering the Younger the older one shouldering the younger the oldest allowance the oldest-old The Old Gun The Old Man

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。