What does OPR stand for?
OPR stands for "Orthogonal Projection Routine"
How to abbreviate "Orthogonal Projection Routine"?
"Orthogonal Projection Routine" can be abbreviated as OPR
What is the meaning of OPR abbreviation?
The meaning of OPR abbreviation is "Orthogonal Projection Routine"
What does OPR mean?
OPR as abbreviation means "Orthogonal Projection Routine"
