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词汇 electron-optics
释义 electron-optics 英e'lektrɒn'ɒptɪks美e'lektrɒn'ɒptɪks
基本英英
电子光学¹⁰⁰

名词 electron optics:
the branch of electronics that deals with beams of electrons and their focusing and deflection by magnetic fields
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