What does MBR stand for?
MBR stands for "Mars Balloon Relay"
How to abbreviate "Mars Balloon Relay"?
"Mars Balloon Relay" can be abbreviated as MBR
What is the meaning of MBR abbreviation?
The meaning of MBR abbreviation is "Mars Balloon Relay"
What does MBR mean?
MBR as abbreviation means "Mars Balloon Relay"
