power system relaying

• 继电保护

power system relaying的用法和样例：

例句

1. Network information management about relaying blueprints is a completely new topic.
   继电保护图纸信息网络化管理是个全新的课题。
2. The cart has overvoltage protecting and power leakage protecting functions.
   本收放车具有过压断电保护和漏电保护功能。