single-break contact assembly

例句：

1. 1. This assembly isdesigned for use with a specific type of motor.
   这个组件是为特定类型的电动机设计的。
2. 2.The engineers were able to quickly identify and fix the single-break contact assembly.
   工程师们能够迅速识别并修复了单断式接触器组件。
3. 3.The new assembly has significantly improved the efficiency of the machine.
   新的组装大大提高了机器的效率。