multi-layer protection

• 多层保护

multi-layer protection的用法和样例：

例句

1. The industry is leaning toward independent layers of protection to maintain strict physical separation and diversity between process control and safety instrumented functions.
   工业倾向于独立层保护从而保持严格的物理隔离和过程控制与安全仪表功能之间的差异。