pulse reflection fault locator

例句：

1. 1. The pulse reflection fault locator is used to detect and diagnose faults in electrical systems.
   脉冲反射故障定位器用于检测和诊断电气系统中的故障。
2. 2. The engineer used the pulse reflection fault locator to pinpoint the location of a fault in the power grid.
   工程师使用脉冲反射故障定位器确定了电网中故障的位置。
3. 3. The pulse reflection fault locator proved to be an effective tool for troubleshooting and maintenance in complex electrical systems.
   脉冲反射故障定位器在复杂电气系统中成为有效的故障排查和维护工具。