electron beam

汉语翻译

英语解释：

名词 electron beam:

1. a group of nearly parallel lines of electromagnetic radiation
   同义词：beam, ray

例句：

1. In cathode ray tube display, the continuation of light emission from phosphor after excitation by the electron beam.
   在阴极射线管显示器中，用电子束激励后荧光物质光发射的持续现象。