політ за приладами, `сліпий політ`
instrument flight rules (IFR)
instrument rules flight
Rules of the Road (see: Navigation Rules)
instrument takeoff / instrument take-off
visual flight rules (VFR)
visual flight rules
VFR traffic (visual flight rules)
instrument flight
international rules in force
regulations, rules and policies
Rules of Engagement (ROE)
clearance rules
certification rules
aeronautical rules
air safety rules
design rules
flying safety rules
general operating rules
navigation rules
security rules
firing rules
udev rules are installed correctly
clandestine operation; covert operation
humanitarian operation; humanitarian relief operation (HUMRO)
PZ operation (pick-up zone operation)
noncombatant evacuation operation (NEO); non-combat evacuation operation
flight operation
flight restriction zone / flight restricted zone (FRZ)
automated integrated survey instrument (AISI)
board instrument
radiac (instrument)
sighting instrument