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