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