морський кордон (напр. військово-морський округ)
sea frontier forces
sea drogue (see Sea Anchor)
sea-to-sea missile
delimitation of frontier
demarcation of frontier
frontier
frontier zone
line-crosser (frontier crosser)
frontier troops
generally recognized frontier
frontier of a boundary layer
air frontier
air and sea assault
at sea
at-sea inspection
command of the sea
enclosed sea
high risk sea area
high sea state
human sea attack
land, sea, and air warfare
law of the sea
main high sea fleet
mean sea level
Navy SEALs (SEa, Air, Land)
Organization of Black Sea Economic Cooperation (BSEC)
prevention of incidents at sea and in the associated airspace
replenishment at sea
replenishment-at-sea
replenishment-at-sea ship
sea area defense
sea area organization