... safety door latch 安全门锁 safety latch hook 自锁安全吊货钩 safety latch springs 安全锁定弹簧 ...
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Cabinet Door Safety Latch 内阁安全门锁
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。
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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