释义 |
DictionarySeesmoke detectorFire detector
fire detector[′fīr di‚tek·tər] (engineering) A temperature-sensing device designed to sound an alarm, to turn on a sprinkler system, or to activate some other fire preventive measure at the first signs of fire. Fire detectorAn automatic device that signals the presence of heat or flame in a structure.An automatic device that signals the presence of heat or flame in a structure. |