two-position differential gap action

例句：

1. 1. The two-position differential is used to measure the speed of rotation in a machine.
   双位置差分用于测量机器中旋转的速度。
2. 2. The differential gap action is crucial for maintaining the stability of the system.
   差分间隙动作对于保持系统的稳定至关重要。
3. 3.The engineers developed a new design that reduces the differential gap action and improves efficiency.
   工程师们开发了一种新的设计，减少了差分间隙动作并提高了效率。