English ⇄ English

RFSS abbr.
abbr., avia.	radio frequency simulation system
abbr., mil., avia.	radio frequency system simulator
abbr., scottish	Radar Frequency Simulator System
mil.	radio frequency surveillance subsystem
Игорь Миг, abbr.	Reichsführer-SS (Himmler was the third of four Reichsführer-SS (RFSS or National Leader of the SS).)