протитанкова тривога
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
fire extinguishing system sprinkler system and fire alarm system
assembly formation after an alarm
fire alarm bell
fire alarm light
overflow alarm
visual alarm
circuit alarm
automatic-alarm receiver
emergency alarm system
failure alarm
false alarm
fire alarm
fire alarm system
flag alarm
general alarm system
heat alarm
hijack alarm
light alarm
malfunction alarm
pressure alarm
priority alarm