electrical power systems

• 供电系统

electrical power systems的用法和样例：

例句

1. Don't overload the electrical system by using too many machines.
   不要使用太多的机器，以致供电系统负荷过重。
2. The device improves the security of the colliery power distribution system greatly.
   该装置可大大提高煤矿供电系统的安全可靠性。