standard potential transformator

例句：

1. 1.The standard potential transformer is used in the measurement of electrical potential differences.
   标准电势变换器用于测量电势差。
2. 2.The engineer designed a new type of standard potential transformer to improve efficiency.
   工程师设计了一种新型的标准电势变换器，以提高效率。
3. 3.The standard potential transformer was essential for the accurate measurement of electrical signals.
   标准电势变换器对于准确测量电气信号至关重要。