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单词
magnetron
释义
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magnetron
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magnetron
/ˈmægnɪtrɒn/
noun
an electron tube for amplifying or generating microwaves, with the flow of electrons controlled by an external magnetic field
磁控管。
词源
early 20th cent.: from
MAGNETIC
+ -
tron
from
ELECTRON
.
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更新时间:2026/9/22 4:11:12