During the course of the testing, active electron-emission substances from the cathode were deposited continuously onto the surface of the grid.
在测试过程中活性的电子发射物质源源不断地从阴极沉积到阴极表面。
2
The construction and measurement system of fiber-optic sensor for monitoring the distance between cathode and first grid during assembly of electron gun are described.
本文描述了用于装配电子枪时控制阴极与第一栅极间距的光纤传感器的结构及其测量系统。
3
Brazing quality and product reliability are both increased as using high frequency pulse microplasma arc heating process for assembly brazing of cathode and photoetching grid of electron tube.