励磁机电磁铁 exciter magnet
永久磁铁励磁 permanent magnet excitation
永磁铁励磁 PMPE
·2,447,543篇论文数据，部分数据来源于NoteExpress
短极颈四极磁铁励磁线圈本身的磁场直接影响四极磁铁极端面附近的磁场分布。
The simulations also show that the magnetic field from the excitation windings directly influences the field distribution at the end of the quadrupole magnet if the pole neck is too short.
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