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