What does COS stand for?
COS stands for "Composite Observing System"
How to abbreviate "Composite Observing System"?
"Composite Observing System" can be abbreviated as COS
What is the meaning of COS abbreviation?
The meaning of COS abbreviation is "Composite Observing System"
What does COS mean?
COS as abbreviation means "Composite Observing System"
