What does sdh stand for?
sdh stands for "Synchrounous Digital Hierarchy"
How to abbreviate "Synchrounous Digital Hierarchy"?
"Synchrounous Digital Hierarchy" can be abbreviated as sdh
What is the meaning of sdh abbreviation?
The meaning of sdh abbreviation is "Synchrounous Digital Hierarchy"
What does sdh mean?
sdh as abbreviation means "Synchrounous Digital Hierarchy"
