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

• Diangong solar vacuum tube heat collector.
  电工太阳能真空管集热器。
• Shockley, it displaced the vacuum tube in many applications.
  晶体管在许多用途上已取代了真空管。
• Diode: A semi-conductor or vacuum tube device which has two electrodes. It permits a current to flow from from cathode to anode only Used as a rectifier.
  二极管：具有两个电极的半导体或空管。它只容电流从阴极流向阳极。可作整流器用。
• A vacuum tube that amplifies a flow of electrons.
  能够增强电子流量的真空管。
• 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。
• 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
• The experimental results show: the instantaneous efficiency of vacuum tube collector is concave;
  实验结果表明：真空管集热器瞬时效率呈凹形；
• Vacuum tube solar heating element
  真空管太阳能加热元件
• Battery used to heat the filaments of a vacuum tube.
  能够把真空管的细丝加热的电池。
• 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。