What does PTR stand for?
PTR stands for "Port Thermal Radiator"
How to abbreviate "Port Thermal Radiator"?
"Port Thermal Radiator" can be abbreviated as PTR
What is the meaning of PTR abbreviation?
The meaning of PTR abbreviation is "Port Thermal Radiator"
What does PTR mean?
PTR as abbreviation means "Port Thermal Radiator"
