What does HSL stand for?
HSL stands for "Helicopter Sling Load"
How to abbreviate "Helicopter Sling Load"?
"Helicopter Sling Load" can be abbreviated as HSL
What is the meaning of HSL abbreviation?
The meaning of HSL abbreviation is "Helicopter Sling Load"
What does HSL mean?
HSL as abbreviation means "Helicopter Sling Load"
