differential type relay

例句：

1. 1. The differentialtype relay is used in a variety of applications to control the flow of electrical signals.
   差动式继电器在各种应用中用于控制电气信号的流动。
2. 2.In this circuit, the differential type relay is used to detect and protect against potential faults.
   在这个电路中，差动式继电器被用来检测和保护潜在的故障。
3. 3.The differential type relay is crucial for maintaining the stability of power systems.
   差动式继电器对于保持电力系统的稳定性至关重要。