заборонена (секретна) зона
closed area
Opened / Closed
closed-breech scavenger system
closed cab
closed-loop control
closed-vent circuit
half-closed SP gun
closed circuit television system
closed end electric squib
closed explosive bomb
closed game
closed hatch viewing
closed sheaf
closed traverse
closed-breech gun
closed-breech launcher
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)
security zone
forefield; foreground; security zone; no man's land
zone of security
security agreement (information security, NATO)
air defense zone
air defense zone commander
air exclusion zone
area of separation (=buffer zone)