直流电系统 meaning in Chinese
direct current system
Examples
- Insulators for overhead lines with a nominal voltage above 1000 v . ceramic or glass insulator units for d . c . systems . definitions , test methods and acceptance criteria
公称电压大于1000 v的架空线路用绝缘子.直流电系统用陶瓷或玻璃绝缘子元件.定义试验方法和验收标准