What does HDC stand for?
HDC stands for "Helium Direct-Current"
How to abbreviate "Helium Direct-Current"?
"Helium Direct-Current" can be abbreviated as HDC
What is the meaning of HDC abbreviation?
The meaning of HDC abbreviation is "Helium Direct-Current"
What does HDC mean?
HDC as abbreviation means "Helium Direct-Current"
