Draft Document - Fire detection and fire alarm systems - Part 29: Multi-sensor fire detectors - Point detectors using a combination of smoke and heat sensors; German and English version EN 54-29:2015/prA1:2017
文件草案——火灾探测和火灾报警系统——第29部分:多传感器火灾探测器——使用烟雾和热传感器组合的点探测器;德语和英语版本EN 54-29:2015/prA1:2017