operational zone
район бойових дій; оперативний район; оперативна зона
район бойових дій; оперативний район; оперативна зона
zone of immediate operational concern
no-fly zone; air exclusion zone
zone standard time (zone time) (ZST)
grid zone designation / Grid Zone Designator
combat operational stress control (COSC)
combat operational stress control service
common operational picture (COP)
contemporary operational environment / contemporary operating environment (COE)