fail safe control

例句：

1. 1.The system has a fail-safe mechanism that prevents it from shutting down in case of power failure.
   该系统有一个故障安全机制，以防在电力故障时导致系统关闭。
2. 2. In the event of an emergency, the fail-safe control will automatically switch off all non-essential systems toensure safety.
   在紧急情况下，故障安全控制系统会自动关闭所有非必要系统以确保安全。
3. 3.The engineers designed the fail-safe control to ensure that the plant could operate safely even in the face of unexpected events.
   工程师们设计了故障安全控制系统，以确保即使在意外事件发生的情况下，工厂也能安全运行。