What does OPR stand for?
OPR stands for "Operating Pressure Ratio"
How to abbreviate "Operating Pressure Ratio"?
"Operating Pressure Ratio" can be abbreviated as OPR
What is the meaning of OPR abbreviation?
The meaning of OPR abbreviation is "Operating Pressure Ratio"
What does OPR mean?
OPR as abbreviation means "Operating Pressure Ratio"
