rated voltage

例句：

1. 1. The new transformer has a rated voltage of 220 volts.
   新型变压器的额定电压为220伏特。
2. 2.The electrical equipment must be rated for the specific load it will handle.
   电气设备必须针对它将要处理的具体负载进行额定。
3. 3. The voltage rating is important when selecting a power supply unit.
   在选择电源单元时，电压额定非常重要。