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单词
thermionic tube
释义
thermionic tube
n.
(名词)
An electron tube in which the source of electrons is a heated electrode.
热离子管:电子源是加热电极的电子管
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decibel
decibels
decide
decided
decided
decides
deciding
deciding
decidua
deciduae
deciduate
deciduous
deciduous
decigram
decigrams
decile
deciles
deciliter
deciliters
decillion
decillions
decillionth
decimal
decimalize
decimalized
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更新时间:2024/11/26 18:50:25