посади прикриття (про розвідку / термін спецслужб)
crossover of assignments
air box handhole cover
air cover
base cover
communications cover
construct cover
cover from view
cover plan
cover story
cover target
cover the retreat / withdrawal
crankcase handhole cover
deep-cover agent
front-line cover
operational cover
overhead cover(ing) / protection
protective cover
tactical cover and deception estimate
under cover of
body armour cover
DPM helmet cover
helmet cover
scrim cover
cover and concealment
observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)
frangible end cover
receiver cover
striker spring cover
armored cover plate
assembling in cover
battery box cover
be active under the cover of civil society organisations