What does ddm stand for?
ddm stands for "Diaphragm Design Manual"
How to abbreviate "Diaphragm Design Manual"?
"Diaphragm Design Manual" can be abbreviated as ddm
What is the meaning of ddm abbreviation?
The meaning of ddm abbreviation is "Diaphragm Design Manual"
What does ddm mean?
ddm as abbreviation means "Diaphragm Design Manual"
