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
- Sunlight energy is collected by glass vacuum tube and metal superconductive tube transmits heat to the pressure-bearing water tank to heat up water.
太阳光能量通过玻璃真空管采集，由金属超导热管传热至承压水箱内把水加热。 - 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； - Battery used to heat the filaments of a vacuum tube.
能够把真空管的细丝加热的电池。 - 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。 - 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； - 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。 - 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。 - 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。 - Based on the analysis of vacuum tube slight variation equivalent circuit, a headphone amplifier is designed to drive high fidelity headphone.
以电子管微变等效电路分析为基础，设计了一款以驱动高保真耳机为目的的耳机放大器。 - Diangong solar vacuum tube heat collector.
电工太阳能真空管集热器。