What does PWS stand for?
PWS stands for "Penumbral Waves Sunspots"
How to abbreviate "Penumbral Waves Sunspots"?
"Penumbral Waves Sunspots" can be abbreviated as PWS
What is the meaning of PWS abbreviation?
The meaning of PWS abbreviation is "Penumbral Waves Sunspots"
What does PWS mean?
PWS as abbreviation means "Penumbral Waves Sunspots"
