What does GTRF stand for?
GTRF stands for "Geocentric True Reference Frame"
How to abbreviate "Geocentric True Reference Frame"?
"Geocentric True Reference Frame" can be abbreviated as GTRF
What is the meaning of GTRF abbreviation?
The meaning of GTRF abbreviation is "Geocentric True Reference Frame"
What does GTRF mean?
GTRF as abbreviation means "Geocentric True Reference Frame"
