звуковий сигнал пожежі
fire extinguishing system sprinkler system and fire alarm system
bell cranks
bell end
bell muzzle
bell-ringer communications system
dual bell двопозиційне
bell housing oil seal
bell mount
bell-crank arm
bell gear
muzzle bell
bell buoy
motor bell
number of magnets on the motor bell
dual bell nozzle
fire alarm light
fire alarm
fire alarm system
slant fire; diagonal fire; oblique fire; fire to the oblique
alarm button
alarm placement
alarm system
alarm unit
audible alarm
automatic chemical agent alarm
Doppler effect alarm
gas alarm / warning
radio alarm signal
WMD alarm (weapon of mass destruction)
air raid siren / alarm
antitank alarm
assembly formation after an alarm