air-defense gunsight
зенітний приціл
зенітний приціл
perimeter defense (all-around defense)
beach defense mine / beach-defense mine
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