RR

aeronaut. abbr.

Rendezvour Radar

biomed. abbr.

Ruthenium Red

naval abbr.

Rendezvour Radar

transp. abbr.

Railroads

abbr.

Radio Resource management (MM, CM, GSM, Mobile-Systems)

comp. abbr.

Real Reality

acronym

RailRoad

acronym

Route Relay

acronym

Rural Route