What does RR stand for?
RR stands for "Radiocommunication Regulations"
How to abbreviate "Radiocommunication Regulations"?
"Radiocommunication Regulations" can be abbreviated as RR
What is the meaning of RR abbreviation?
The meaning of RR abbreviation is "Radiocommunication Regulations"
What does RR mean?
RR as abbreviation means "Radiocommunication Regulations"
