район імовірного хімічного нападу противника
gas alert line
gas alert position (of the respirator)
gas alert
grid zone / grid-zone
no-fly zone; air exclusion zone
zone standard time (zone time) (ZST)
killing zone / kill zone
grid zone designation / Grid Zone Designator
grey-zone / grey zone (international relations)
hundred-per-cent zone (one-hundred-per-cent zone)
no-fire zone / no fire zone
gas gun; (tear) gas launcher
air alert
airborne alert
alert
alert condition (LERTCON)
alert crew
alert level
alert mission
alert posture
bug alert
carrier alert
combat alert duty
combat alert forces
crash air alert
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