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 vacuum tube that amplifies a flow of electrons.
  能够增强电子流量的真空管。
• 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
• 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。
• 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。
• 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。
• A specific vacuum tube which converts light into electrical energy.
  把光转换成电能的一种真空管。
• 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
• 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。
• 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。
• 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。