черговий літак в повітрі; чергові літаки в повітрі
air alert
crash air alert
air alert warning
air raid alert
air alert mission
air alert status
aerial refueling / air refueling / in-flight refueling (IFR) / air-to-air refueling (AAR)
air combat capable helicopter / air-to-air capable helicopter
air support field pack, field pack air support, airborne / para (air support) / Pathfinder Bergen
airborne alert
alert
alert condition (LERTCON)
alert crew
alert level
alert mission
alert posture
bug alert
combat alert duty
combat alert forces
deferred alert
distress alert; distress call
fast reaction alert posture
full alert (posture)
Global Disaster Alert and Coordination System (GDACS) (UN)
Global Outbreak Alert Response Network (GOARN, WHO)
hot alert
keep alert
normal alert
notification of alert
on the alert
practice alert