What does UMRR stand for?
UMRR stands for "Underground Mining Reclamation Requirements"
How to abbreviate "Underground Mining Reclamation Requirements"?
"Underground Mining Reclamation Requirements" can be abbreviated as UMRR
What is the meaning of UMRR abbreviation?
The meaning of UMRR abbreviation is "Underground Mining Reclamation Requirements"
What does UMRR mean?
UMRR as abbreviation means "Underground Mining Reclamation Requirements"
