What does EFC stand for?
EFC stands for "Equi Frequency Contours"
How to abbreviate "Equi Frequency Contours"?
"Equi Frequency Contours" can be abbreviated as EFC
What is the meaning of EFC abbreviation?
The meaning of EFC abbreviation is "Equi Frequency Contours"
What does EFC mean?
EFC as abbreviation means "Equi Frequency Contours"
