electromagnetic insurance lock

例句：

1. 1.This type of lock is designed to protect against electromagnetic interference.
   这种锁的设计是为了防止电磁干扰。
2. 2. The security system uses an electromagnetic insurance lock to prevent unauthorized access.
   该系统使用一种电磁保险锁来防止未经授权的访问。
3. 3. In the event of a power outage, the electromagnetic insurance lock will ensure that the door remains secure.
   在停电的情况下，电磁保险锁将确保门保持安全。