laser line type smoke detector
激光线型感烟探测器
laser beam line-type smoke detector
激光光束线型感烟探测器
linear beam type smoke detector
光束线型感烟探测器
photoelectric obscuration-type smoke detector
减光型光电感烟探测器
Infra-red beam line-type smoke detector
红外光束线型感烟探测器
scatter-type photoelectric smoke detector
散射型光电感烟探测器
line-type smoke detector
线型感烟火灾探测器
Application of the Linear Light-beam Smoke Fire Detector in the Large Space Buildings
线型光束感烟火灾探测器在大空间建筑的应用
obscuration-type photoelectric smoke detector
减光型光电感烟火灾探测器
Technical requirements and test methods for optical beam smoke fire detectors
GB14003-1992线型光束感烟火灾探测器技术要求及试验方法
optical smoke detector
光电感烟探测器红外
light obscuration smoke detection
减光型感烟火灾探测
light scattering smoke detection
散光型感烟火灾探测
laser beam type thermal detector
激光光束型感温推测器
pneumatic line type heat detector
线型气动感温探测器
line-type heat detector
线型感温火灾探测器
Cable Thermal Detector
缆式线型感温探测器
Optical Beam Flame Detector
线型光速火焰探测器