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词汇
radio tube
释义
radio tube
短语¹⁴⁴⁹⁷²⁺
²
基本
例句
n.
电子管
用作名词
In aradio tubethere is a source of electrons.
在电子管中,有一个电子发射源。
A tube or a transistor can amplify an incoming signal.
电子管和晶体管能放大输入的信号。
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fluorinated waters
fluorinates
fluorinate silane
fluorinate surfact agent
fluorinate treatment
fluorinating
fluorinating agent
fluorinating foam
fluorinating reagents
fluorination
fluori-nation
fluorination ash
fluorination catalyst
fluorination, electrolytic
fluorination method
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fluorination of drinking water
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fluorinations
fluorination volatilization
fluorin atoms
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更新时间:2026/9/24 19:46:10