单词 | electron optics |
释义 | electron optics The study of the use of electron lenses in the electron microscope, cathode-ray tubes, and other similar devices. The focusing of beams of positive or negative ions also relies on these methods |
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物理辞典收录了3346条物理词条,基本涵盖了常用物理知识及物理英语单词词组的翻译及用法,是物理学习的有利工具。