What does GR stand for?
GR stands for "Grating Reflector"
How to abbreviate "Grating Reflector"?
"Grating Reflector" can be abbreviated as GR
What is the meaning of GR abbreviation?
The meaning of GR abbreviation is "Grating Reflector"
What does GR mean?
GR as abbreviation means "Grating Reflector"