文章摘要信息 关键词 : 电解加工 球形阴极 有限元法 试验 [gap=1097]Keywords : electrochemical machining;spherical cathode;finite element method(FEM);experiment
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spherical cathode material 球形正极材料
In the present study, an aberration theory for both wide and narrow electron beams in a combined electromagnetic focusing spherical cathode lens system is discussed.
本文研究了对宽束和细束阴极透镜普遍适用的电磁复合聚焦球面阴极透镜的象差理论。
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