What does PDR stand for?
PDR stands for "Periscope Depth Range"
How to abbreviate "Periscope Depth Range"?
"Periscope Depth Range" can be abbreviated as PDR
What is the meaning of PDR abbreviation?
The meaning of PDR abbreviation is "Periscope Depth Range"
What does PDR mean?
PDR as abbreviation means "Periscope Depth Range"
