landing/deceleration system

aerodynamic deceleration system

rapid deceleration parachute delivery system

acceleration / deceleration

acceleration-deceleration fuze

actuator deceleration vent check valve

deceleration

deceleration beam

deceleration characteristic

deceleration of projectile

deceleration of the arms race

deceleration parachute

forward deceleration

fire extinguishing system sprinkler system and fire alarm system

precision approach and landing system (PALS)

blind approach landing system

blind landing system

instrument landing system (ILS)

instrument landing system receiver

landing ramp hydraulic system charger

microwave landing system (MLS)

radar landing system

vertical takeoff and landing tactical unmanned air system

vertical takeoff and landing unmanned aerial system

parachute landing system

compass locator, middle marker site, instrument landing system

merchant ship communication system (mercomm system)

multiple launch rocket system (MLRS); multiple rocket launcher system

Air Force weapons system / AF weapon system

attitude-and-heading reference system / attitude and heading reference system (AHRS)

selective calling system, SELCAL system

Unmanned Aerial System / Uncrewed Aircraf System (UAS)

system of system common operating environment