What does 21r- stand for?
21r- stands for "21h Polytype"
How to abbreviate "21h Polytype"?
"21h Polytype" can be abbreviated as 21r-
What is the meaning of 21r- abbreviation?
The meaning of 21r- abbreviation is "21h Polytype"
What does 21r- mean?
21r- as abbreviation means "21h Polytype"
