safety door latch
常见例句
- When you are inside your room, please use the cat eye and the safety latch on the door as additional security measures.
您在房间时，为了更加安全保险，请使用您房间门上的窥视镜及安全锁。
0772zd.cn - Setting codes of the normal-open fire-proof door, safety control and alarm escape latch system are analyzed and electrical matching design measures are discussed.
摘 要 对现行规范和地方消防规定中常开式防火门、安全控制与报警逃生门锁系统的设置规定进行分析，探讨电气配套设计措施。
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