What does DDF stand for?
DDF stands for "Degree Day in Fahrenheit"
How to abbreviate "Degree Day in Fahrenheit"?
"Degree Day in Fahrenheit" can be abbreviated as DDF
What is the meaning of DDF abbreviation?
The meaning of DDF abbreviation is "Degree Day in Fahrenheit"
What does DDF mean?
DDF as abbreviation means "Degree Day in Fahrenheit"