bulk-oil circuit-breaker

例句：

1. 1. The bulk-oil circuit-breaker is designed to protect the pipeline from damage during maintenance.
   原油管道断路器设计用于在维护期间保护管道免受损坏。
2. 2.The oil company installed this circuit-breaker to ensure the safety of its workers and customers.
   该公司安装了这个电路断路器，以确保其工人和客户的安全性。
3. 3.The circuit-breaker was triggered by a sudden drop in oil pressure, causing the pipeline to shut down.
   由于油压突然下降，电路断路器被触发，导致管道关闭。