What does NPR stand for?
NPR stands for "Noise Pollution Ratio"
How to abbreviate "Noise Pollution Ratio"?
"Noise Pollution Ratio" can be abbreviated as NPR
What is the meaning of NPR abbreviation?
The meaning of NPR abbreviation is "Noise Pollution Ratio"
What does NPR mean?
NPR as abbreviation means "Noise Pollution Ratio"
