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
- 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； - 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。 - 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； - 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。 - Diangong solar vacuum tube heat collector.
电工太阳能真空管集热器。 - 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。 - 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 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