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
- A computer utilizing vacuum tube components.
一种使用真空管器件的计算机。 - A vacuum tube that amplifies a flow of electrons.
能够增强电子流量的真空管。 - 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。 - 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。 - 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。 - John Ambrose Fleming invents the vacuum tube.
1904年的今天，约翰·安布鲁斯·弗莱明发明了真空管。 - 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； - 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