Fottinger speed transformer

例句：

1. 1. The Fottinger speed transformer is used to convert electrical signals into a different frequency range.
   福廷格速度变换器用于将电信号转换为不同的频率范围。
2. 2. The engineer used the Fottinger speed transformer to improve the efficiency of the machine.
   工程师使用福廷格速度变换器来提高机器的效率。
3. 3. The Fottinger speed transformer is an essential component in many industrial applications.
   福廷格速度变换器是许多工业应用中不可或缺的组件。