What does RRSG mean?

Looking for the full meaning of RRSG? From the following image, you can find out all definitions of RRSG. If you want, you can also download image file to print.

RRSGRadar Remote Sensing Group
RRSGRisk Reduction Steering Group
RRSGRolls-Royce Silver Ghost
RRSGRonald Reagan Carrier Strike Group