permanent amagnet focusing
电子电器行业专业英语第1387页 ... permanent-magnet focusing TWT 永磁聚焦行波管 permanent-magnet focusing 永磁聚焦 permatron 磁控管 ...
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短语
周期永磁聚焦
periodic permanent-magnetic
;
periodic permanent magnet focusing
永磁聚焦行波管
[电子]
permanent-magnet focusing TWT
周期永磁聚焦系统
ppm focusing system
;
Periodic Permanent Magnetic Focusing System
周期反转永磁聚焦
Periodic reversal permanent focusing
永久磁铁聚焦
focusing permanent-magnet
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