vacuum tube

英 [ˈvækjuːm tjuːb]

美 [ˈvækjuːm tuːb]

n.  真空管

化学

英英释义

noun

• electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
  Synonym:tubethermionic vacuum tubethermionic tubeelectron tubethermionic valve

双语例句

• They couldn't shrink the vacuum tube any more and keep the vacuum.
  他们再也无法缩小真空管，并使它保持真空。
• Battery used to maintain the grid potential in a vacuum tube.
  能够保持潜藏在真空管内的栅格的电池。
• Vacuum tube amplifiers used the first time in coast-to-coast telco circuits.
  真空管放大器首次用于大西洋岸至太平洋岸的电信电路中。
• The Impact of the Dust on the Solar Vacuum Tube Collector Performance
  灰尘对太阳能真空集热管性能的影响
• Cathode-ray tube ( CRT): Vacuum tube that produces images when its phosphorescent surface is struck by electron Beams.
  阴极射线管：一种真空管，当电子束打在其磷光表面会产生影像。
• The vacuum tube has natural tracing ability against sunlight and it can work when sunlight exists.
  真空管对太阳光具有自然跟踪的能力，只要有太阳光辅射，真空管就可工作；
• A specific vacuum tube which converts light into electrical energy.
  把光转换成电能的一种真空管。
• Diangong solar vacuum tube heat collector.
  电工太阳能真空管集热器。
• A computer utilizing vacuum tube components.
  一种使用真空管器件的计算机。
• I think this was a vacuum tube system where there is no drag.
  我认为这是一个真空集热管系统，其中有没有阻力。