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
- On each visit, a special vacuum tube created blister wounds on their arms that were monitored for healing.
在每一个疗程中，都会在他们的手臂上用电子管制造一些水泡，并观测这些水泡的愈合情况。 - 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。 - 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； - 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。 - 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。 - 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。 - 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 ancestor of these miniature electronic devices is the vacuum tube.
这些微型电子装置的鼻祖就是真空管。 - 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；