What does HPD stand for?
HPD stands for "Horizontal Polar Diagram"
How to abbreviate "Horizontal Polar Diagram"?
"Horizontal Polar Diagram" can be abbreviated as HPD
What is the meaning of HPD abbreviation?
The meaning of HPD abbreviation is "Horizontal Polar Diagram"
What does HPD mean?
HPD as abbreviation means "Horizontal Polar Diagram"
