What does GTR stand for?
GTR stands for "geoid to topography ratio"
How to abbreviate "geoid to topography ratio"?
"geoid to topography ratio" can be abbreviated as GTR
What is the meaning of GTR abbreviation?
The meaning of GTR abbreviation is "geoid to topography ratio"
What does GTR mean?
GTR as abbreviation means "geoid to topography ratio"
