phototubes

phototubes

美 　英

• n.【无线】光电管

词形变化

复数：phototubes  

英汉解释

n.	1. 【无线】光电管

英英解释

n.	1. an electron tube that uses a cathode to convert visible light into electrical current at a rate proportional to the intensity of the illumination

例句

Measurement of photosensitive devices. Part 2: Methods of measurement of phototubes

光敏器件的测量。第2部分：光电管的测量方法