flat fuse wire

例句：

1. 1.The circuit breaker is a flat fuse wire that protects the electrical system from overload.
   断路器是一种平垫圈电线，用于保护电气系统免受过载。
2. 2.The flat fuse wire was designed to prevent short circuits in the wiring.
   平垫圈电线的设计是为了预防线路中的短路。
3. 3.The technician replaced the flat fuse wire with a new one to ensure safe operation of the equipment.
   技术员用新的平垫圈电线替换了旧的，以确保设备的安全运行。