аварійна посадка
distress alert; distress call
distress signal (=SOS)
Global Maritime Distress Safety System (GMDSS)
ship in distress
suffer distress
distress
distress call
distress message
distress phase
distress signal
distress traffic
in distress
international distress frequency
distress beacon
distress signals
Space System for Tracking Ships and Aircraft in Distress – Search and Rescue Satellite (COSPAS-SARSAT)
radio distress call
air landing
amphibious assault force landing area
amphibious landing
amphibious landing vehicle
assault aircraft landing
assault landing
assault landing aircraft
battalion landing team (Marines)
crash landing
damper landing gear unit
dock landing ship (LSD)
fuselage and landing gear clearance zone
headquarters landing craft
helicopter landing deck
hot landing