(головна оборонна позиція) головна (перша) смуга оборони
main defense area (line) / main defensive position
assume a defensive / assume the defensive
defensive position
forward defensive position
defensive blocking position
main tank/ main fuel tank
main gear box / main rotor transmission
main rotor transmission / main gear box
main-rotor head / main-rotor hub
main-rotor hub / main-rotor head
main firing position
main fortified position
main position
main battle position
launching position (missile position)
changeover from travelling position to fire position
position and navigation unit / position navigation unit (PNU)
in position / in-position
assuming a defensive
close defensive fire
close-in defensive fire
defensive belt / line
defensive electronic warfare
defensive fire (DF)
defensive maneuvre
defensive measures
defensive mine countermeasures
defensive minefield
defensive operations
defensive posture
defensive power
defensive war / warfare