surveillance aircraft

surveillance, high- and low-altitude surveillance

surveillance, under surveillance

pilotless aircraft surveillance system

drone surveillance aircraft

observation and surveillance aircraft

surveillance aircraft flight control system

surveillance and target acquisition aircraft system

training aircraft (tng acft) / trainer aircraft

aircraft accident (flight accident; aircraft mishap)

aircraft armaments / aircraft weapons

aircraft accident / flight accident, aircraft mishap

aircraft mishap / flight accident, aircraft accident

aircraft modernization / aircraft upgrade

aircraft track and balance (adjusting balance of aircraft)

aircraft upgrade / aircraft modernization

aircraft weapons / aircraft armaments

flight accident / aircraft accident, aircraft mishap

low flying aircraft / low-flying aircraft

anti-aircraft artillery observation aircraft

air surveillance

air surveillance means

airborne surveillance device

air-ground surveillance capability (AGS)

Alliance Ground Surveillance (AGS)

Alliance Ground Surveillance Steering Committee

all-round surveillance of terrain

anti-surveillance measures

battlefield surveillance

battlefield surveillance radar (BFSR)

broad area maritime surveillance (BAMS)

chemical, biological, radiological and nuclear surveillance

combat surveillance