class two transformer

例句：

1. 1. The class two transformer is designed to handle high voltage power transmission.
   这种二类变压器设计用来处理高压电力传输。
2. 2. The class two transformer was installed in the substation to improve the efficiency of the power system.
   在变电站安装的二类变压器是为了提高电力系统的效率。
3. 3. The class two transformer is a crucial component in the electrical grid, ensuring stable power supply.
   二类变压器是电网中至关重要的组件，确保电力供应的稳定性。