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

• The utility model is a superconducting device of self heat source of oil well avoiding wax and reducing viscosity, and belongs to novel field of heat transfer technology of vacuum tube.
  本实用新型为一种油井自热源超导防蜡降粘装置，属真空管传热技术新领域。
• A vacuum tube that amplifies a flow of electrons.
  能够增强电子流量的真空管。
• John Ambrose Fleming invents the vacuum tube.
  1904年的今天，约翰·安布鲁斯·弗莱明发明了真空管。
• On each visit, a special vacuum tube created blister wounds on their arms that were monitored for healing.
  在每一个疗程中，都会在他们的手臂上用电子管制造一些水泡，并观测这些水泡的愈合情况。
• A small coil in series with the anode of a vacuum tube and coupled to the grid to provide feedback.
  带有真空管正极并连接栅格以提供反馈的一系列小线圈。
• Diangong solar vacuum tube heat collector.
  电工太阳能真空管集热器。
• Currently the most frequently used solar energy collection devices are mainly flat-plate collector and vacuum tube collector.
  目前使用最多的太阳能收集装置主要有平板型集热器，真空管集热器两种。
• 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；
• 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。
• A computer utilizing vacuum tube components.
  一种使用真空管器件的计算机。