What does PIR stand for?
PIR stands for "pre-inflow relaxation"
How to abbreviate "pre-inflow relaxation"?
"pre-inflow relaxation" can be abbreviated as PIR
What is the meaning of PIR abbreviation?
The meaning of PIR abbreviation is "pre-inflow relaxation"
What does PIR mean?
PIR as abbreviation means "pre-inflow relaxation"
