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

• 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。
• The ancestor of these miniature electronic devices is the vacuum tube.
  这些微型电子装置的鼻祖就是真空管。
• Design of High Fidelity Headphone Amplifier Based on Vacuum Tube WCF Circuit
  基于电子管WCF电路的高保真耳机放大器设计
• Diangong solar vacuum tube heat collector.
  电工太阳能真空管集热器。
• 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。
• 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；
• 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。
• 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。
• 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。