What does HPDP stand for?
HPDP stands for "Hybrid Propulsion Demonstration Program"
How to abbreviate "Hybrid Propulsion Demonstration Program"?
"Hybrid Propulsion Demonstration Program" can be abbreviated as HPDP
What is the meaning of HPDP abbreviation?
The meaning of HPDP abbreviation is "Hybrid Propulsion Demonstration Program"
What does HPDP mean?
HPDP as abbreviation means "Hybrid Propulsion Demonstration Program"
