What does YL stand for?

YL stands for "Y-axis of Spacelab"

How to abbreviate "Y-axis of Spacelab"?

"Y-axis of Spacelab" can be abbreviated as YL

What is the meaning of YL abbreviation?

The meaning of YL abbreviation is "Y-axis of Spacelab"

What does YL mean?

YL as abbreviation means "Y-axis of Spacelab"