What does HILS stand for?
HILS stands for "Heliport Instrument Lighting System"
How to abbreviate "Heliport Instrument Lighting System"?
"Heliport Instrument Lighting System" can be abbreviated as HILS
What is the meaning of HILS abbreviation?
The meaning of HILS abbreviation is "Heliport Instrument Lighting System"
What does HILS mean?
HILS as abbreviation means "Heliport Instrument Lighting System"
