The floors of all campus buildings are equipped with manual fire alarm system.
所有校园建筑的楼层均装有手动火灾报警系统。
Manual and electrical operation, can perform auto control together with auto fire alarm system.
有手动和电动操作，与火灾自动报警系统联动，可实现自动控制。
The manual fire alarm buttons are an important part of a fire alarm system; particularly in petrochemical plant area, it is even a major device of fire alarm at site.
火灾手动报警按钮是火灾报警系统的重要组成部分，尤其在石油化工生产装置区域，更是一种主要的现场火灾报警设施。
The manual fire alarm buttons are an important part of a fire alarm system; particularly in petrochemical plant area, it is even a major device of fire alarm at site.
火灾手动报警按钮是火灾报警系统的重要组成部分，尤其在石油化工生产装置区域，更是一种主要的现场火灾报警设施。
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