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Later, with the klystron and cavity magnetron invention, scientists began to study the nature of centimeter wave.
后来,随着速调管和空穴磁控管的发明,科学家便对厘米波的性质进行研究。
youdao
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Later, with the klystron and cavity magnetron invention, scientists began to study the nature of centimeter wave.
后来,随着速调管和空穴磁控管的发明,科学家便对厘米波的性质进行研究。
youdao