pressure system
барична система
барична система
fire extinguishing system sprinkler system and fire alarm system
centralized tyre pressure system
incremental differential pressure system
full-pressure lubricating 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