power supply subsystem

例句：

1. 1.The power supply subsystem is responsible for providing electricity to homes and businesses.
   电源供应子系统负责向家庭和企业提供电力。
2. 2.The new power supply subsystem has significantly improved the efficiency of our factory's production process.
   新的电源供应子系统大大提高了我们工厂生产过程的效率。
3. 3. The power supply subsystem is a crucial component of any modern electrical system.
   电源供应子系统是任何现代电气系统中的关键组成部分。