converter tube

例句：

1. 1. The converter tube is used to convert the electrical energy from the AC power source into DC power.
   转换器管用于将交流电源的电能转换为直流电。
2. 2. The converter tube is a crucial component in the electronics industry, responsible for converting high-frequency signals into low-frequencysignals.
   转换器管是电子行业的关键组件，负责将高频信号转换为低频信号。
3. 3. In the manufacturing process, the converter tube is used to convert the heat generated by the electric motor into useful work.
   在制造过程中，转换器管用于将电机产生的热量转换为有用的工作。