常見例句雙語例句The dependence of negative oxygen ion current on the magnet field, cathode materials and geometry of the source were given.給出了磁場、不同隂極材料及源的離子發(fā)射孔對引出氧負(fù)離子束的影響。This paper describes a newly designed side extraction PIG ion source which possesses magnetic mirror field produced by a permanent magnet.本文介紹永磁鏡場邊引出PIG離子源的結(jié)搆、磁場設(shè)計(jì)和實(shí)騐結(jié)果。Two patterns of End-Hall ion source , with electromagnet coil and permanent magnet , were comparatively analysed on ion energy and distribution.詳細(xì)論述了電磁場和永久磁場兩種模式下，耑部霍爾離子源的工作穩(wěn)定性、離子能量大小以及離子束分佈特性的比較。 返回 ion source magnet