(мор.) паралельна лінія, паралель, аналогія
parallel barrage
parallel pursuit
spiral parallel groove
creeping parallel barrage
immovable parallel barrage
parallel sweep search
dependent parallel approach
independent parallel approach
plane-parallel flow
parallel approach
parallel rule(r)
parallel track pattern
get the guns parallel on their zero line
parallel fire
parallel lines of fire
parallel screw
parallel sheaf
parallel staff
parallel training
parallel trench