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- Vacuum triode's invention, not only becomes the vacuum electronics the beginning, but also electronics history beginning, promoted the human culture advancement. 真空三极管的发明，不仅成为真空电子学的开端，也是电子学历史的开端，推动了人类文明的进程。
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。
- His wife's death left him a vacuum in his life. 他妻子的去世使他的生活变得空虚。
- Her husband's death left a vacuum in her life. 她丈夫的死使她的生活变得空虚。
- Some people are living in a vacuum. 有些人过着与世隔绝的生活。
- A vacuum cleaner is a handy household tool. 吸尘器是一种使用方便的家庭用具。
- The shop repairs vacuum cleaners. 这家店修理吸尘器。
- The porter turned off the vacuum. 清洁工关掉真空吸尘器。
- vacuum triode 真空三极管
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- Sealed under low pressure or a partial vacuum. 抽空密封的在低压或部分真空状态下密封起来的
- Diode , triode , IC integrated circuit. 瓷片电容；独石电容；
- Dirt and dust are drawn into a vacuum cleaner by suction. 污物和灰尘被吸入吸尘器。
- We could not pull apart two plates which enclosed a vacuum. 如果两个盘子间是真空，我们就无法将它们分开。
- Operating by means of suction or by maintaining a partial vacuum. 抽真空的用吸取的方式或用维持部分真空的方式来运作的
- The basic function of the triode is as an amplifier of current. 三级管的基本功能是放大电流。
- It is the equivalent circuit of a triode amplifier circuit. 它是三极管放大器的等效电路。
- On Saturdays we dust and vacuum. 每星期六我们扫除灰尘并用真空吸尘器打扫。
- His departure created a vacuum in our lives. 他的离去在我们的生活中造成了空虚。
- Yet the transistor will do most of the thingsa triode tube will do. 然而晶体管能起三极管所能起的大部分作用。
