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

• A specific vacuum tube which converts light into electrical energy.
  把光转换成电能的一种真空管。
• 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 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；
• The main products of BCQ include Brake tube, Fuel tube and Boosting vacuum tube, etc.
  公司目前的主要产品包括制动管，燃油管和调压真空管等。
• 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 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；
• 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。
• Battery used to heat the filaments of a vacuum tube.
  能够把真空管的细丝加热的电池。
• An electron tube is generally used for amplification, and vacuum tube is another term for this device.
  电子管通常用来放大，而真空管则是电子管的另一名称。
• 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。