What does HHC stand for?
HHC stands for "Higher Harmonic Control"
How to abbreviate "Higher Harmonic Control"?
"Higher Harmonic Control" can be abbreviated as HHC
What is the meaning of HHC abbreviation?
The meaning of HHC abbreviation is "Higher Harmonic Control"
What does HHC mean?
HHC as abbreviation means "Higher Harmonic Control"
