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

• 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 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。
• Battery used to heat the filaments of a vacuum tube.
  能够把真空管的细丝加热的电池。
• 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。
• Battery for supplying a constant positive voltage to the plate of a vacuum tube.
  能够产生真空管金属板稳定负电压的电池。
• A specific vacuum tube which converts light into electrical energy.
  把光转换成电能的一种真空管。
• 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
• 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。
• The combination of vacuum tube encapsulation KUVAG fixation poor, poorer buffer capacity.
  KUVAG固封的真空管包封的结合性较差，缓冲能力也差一些。
• 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。