сигналізація несправності
fault code description
fault in feed
design fault
fault defect
fault detector
fault-free
mechanical fault
single fault
fault testing
fault annunciation
fault conditions
fault
ground fault
advance warning
advance-warning satellite
air defense early warning
airborne early warning (AEW)
airborne early warning aircraft
airborne early warning and control (AEW&C)
airborne warning and control aircraft
Airborne Warning and Control System (AWACS)
ballistic missile early warning system
distant early warning line
early warning (air defense)
early warning (EW)
early warning ground-based radar (EW GBR)
early warning radar station
early warning sharing (system) (EWS)
early warning system (EWS)
early warning system (EWS) operator
fire a warning shot
gas alarm / warning