agricultural service transformer

例句：

1. 1. The agricultural service transformer is a crucial component in the irrigation system.
   农业服务转换器是灌溉系统中的关键部件。
2. 2. The agricultural service transformer has been upgraded to improve efficiency.
   农业服务转换器已经升级以提高效率。
3. 3. The agricultural service transformer is used to convert electrical energy into mechanical energy.
   农业服务转换器用于将电能转换为机械能。