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单词
coolidge tube
释义
WordReference Random House Unabridged Dictionary of American English © 2024
Cool
′
idge tube′,
[
Physics.
]
Physics
a cathode ray tube, used for x-ray production, in which a beam of thermoelectrons is produced by heating a wire cathode.
named after William Dutch.
Coolidge
(1873–1975), U.south, southern. physicist and chemist who devised it 1910–15,
American
.
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更新时间:2025/7/22 23:36:10