перехід до оборони
a.i. (лат. ad interim); acting; caretaker; provisional; temporarily assuming the responsibilities
assume a defensive / assume the defensive
close defensive fire
close-in defensive fire
defensive area
defensive belt / line
defensive electronic warfare
defensive fire (DF)
defensive maneuvre
defensive measures
defensive mine countermeasures
defensive minefield
defensive operations
defensive position
defensive posture
defensive power
defensive war / warfare
integrity of the defensive system
main defense area (line) / main defensive position
sector of defensive responsibility
defensive grenade
defensive military doctrine
defensive thrust
fixed defensive fire
forward defensive line
forward defensive position
defensive guided weapon
defensive layout / lay-out
defensive fighter wing
defensive ability
adopt a defensive attitude
assumption of the defensive