What does OTR stand for?
OTR stands for "Optical Transponder"
How to abbreviate "Optical Transponder"?
"Optical Transponder" can be abbreviated as OTR
What is the meaning of OTR abbreviation?
The meaning of OTR abbreviation is "Optical Transponder"
What does OTR mean?
OTR as abbreviation means "Optical Transponder"
