район імовірного хімічного нападу противника
gas alert line
gas alert position (of the respirator)
gas alert
grid zone / grid-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
flight restriction zone / flight restricted zone (FRZ)
gas gun; (tear) gas launcher
air alert
airborne alert
alert condition (LERTCON)
alert level
bug alert
combat alert duty
combat alert forces
crash air alert
deferred alert
distress alert; distress call
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
ready alert