英语词汇vacuum tubes怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	vacuum tubes
释义	vacuum tubes 简明释义真空管：一种电子元件，用于放大、开关、调制、检波等电子电路中。网络释义 1 ?真空电子管 ... Vacuum Switching Tubes 陶瓷真空开关管 vacuum-tubes 真空电子管 vacuum electronic tubes 真空电子管 ... 短语 1 a root vacuum tubes 一根真空管 2 Alundum powder for vacuum tubes 电真空器件用刚玉粉 3 Vacuum tubes specifications 真空管规格双语例句 1 In semiconductor receivers transistors take the place of vacuum tubes. 在半导体收音机中晶体管代替了真空管。《新英汉大辞典》 2 Von Neumann quantitatively compared the speed of brain neurons and the speed of vacuum tubes, boldly implying the two could be compared. 冯·诺依曼从数量上比较了大脑神经元和真空电子管的运算速度，大胆暗示两者可以类比。 3 There were computers before the transistor; they used vacuum tubes as logic elements. 在晶体管发明前，计算机采用真空管作为逻辑原件。
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