What does ER-2 stand for?

ER-2 stands for "Earth Resources, #2"

How to abbreviate "Earth Resources, #2"?

"Earth Resources, #2" can be abbreviated as ER-2

What is the meaning of ER-2 abbreviation?

The meaning of ER-2 abbreviation is "Earth Resources, #2"

What does ER-2 mean?

ER-2 as abbreviation means "Earth Resources, #2"