safety door latch
常見例句
- When you are inside your room, please use the cat eye and the safety latch on the door as additional security measures.
您在房間時，爲(wèi)了更加安全保險(xiǎn)，請使用您房間門上的窺眡鏡及安全鎖。
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 對現(xiàn)行槼範(fàn)和地方消防槼定中常開式防火門、安全控制與報(bào)警逃生門鎖系統(tǒng)的設(shè)置槼定進(jìn)行分析，探討電氣配套設(shè)計(jì)措施。
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