single-phase power

例句：

1. 1. The new powerplant uses a single-phase power system to generate electricity.
   新的发电站使用单相电力系统来发电。
2. 2. The single-phase power supply is essential for the operation of the industrial equipment.
   单相电源对于工业设备的运行至关重要。
3. 3. The engineers designed a new circuit that utilizes single-phase power to improve efficiency.
   工程师们设计了一个新的电路，利用单相电源来提高效率。