standard potential transformer

例句：

1. 1. The standard potential transformer is used to measure the voltage across a circuit.
   标准电势变压器用于测量电路两端的电压。
2. 2.The standard potential transformer was designed to ensure accurate measurements in various industrial applications.
   标准电势变压器被设计出来，以确保在各种工业应用中准确测量。
3. 3.The standard potential transformer is essential for maintaining electrical safety in power systems.
   标准电势变压器对于维护电力系统的安全至关重要。