vacuum tube
英 [ˈvækjuːm tjuːb]
美 [ˈvækjuːm tuːb]
n. 真空管
英英释义
noun
- electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
双语例句
- Battery used to heat the filaments of a vacuum tube.
能够把真空管的细丝加热的电池。 - 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。 - Diangong solar vacuum tube heat collector.
电工太阳能真空管集热器。 - 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。 - 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。 - 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 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。 - 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。 - Cathode-ray tube ( CRT): Vacuum tube that produces images when its phosphorescent surface is struck by electron Beams.
阴极射线管：一种真空管，当电子束打在其磷光表面会产生影像。