directional differential protection

例句：

1. 1.The directional differential protection system is designed to prevent accidents caused by human error.
   定向差保护系统旨在预防由人为错误引起的事故。
2. 2.The company implemented a new directional differential protection system to improve safety in the factory.
   该公司实施了一种新的定向差保护系统，以提高工厂的安全水平。
3. 3. The directional differential protection device can detect and prevent faults in power systems.
   该定向差保护装置能够检测和预防电力系统中的故障。