What does RPPM stand for?
RPPM stands for "Room and Pillar Panel Mining"
How to abbreviate "Room and Pillar Panel Mining"?
"Room and Pillar Panel Mining" can be abbreviated as RPPM
What is the meaning of RPPM abbreviation?
The meaning of RPPM abbreviation is "Room and Pillar Panel Mining"
What does RPPM mean?
RPPM as abbreviation means "Room and Pillar Panel Mining"
