A cathode ray tube can hold 300 volts of passive electrical storage, so use a hefty screwdriver across the main power supply capacitor, first.
任何阴极射线管都储存有三百伏电压，所以先要用一把强力螺丝起子来对付主电容器。
2
The most usual type of oscilloscope use CRT (cathode ray tube) display, LCD display is also available for digital storage type.
大多数示波器是用CRT(阴极射线管)显示的﹐数字存储型示波器也有用液晶显示的。
3
The amount of Co storage in the earth was limited leading to small market potential as power battery cathode material for EVs, although LiCoO_2 had good p.