What does HLM stand for?
HLM stands for "Historical Longwall Mining"
How to abbreviate "Historical Longwall Mining"?
"Historical Longwall Mining" can be abbreviated as HLM
What is the meaning of HLM abbreviation?
The meaning of HLM abbreviation is "Historical Longwall Mining"
What does HLM mean?
HLM as abbreviation means "Historical Longwall Mining"
