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