R-Value
R-Value
Engineering design glossary of terms
Design terms
Definition of r-value
R-Value: A numeric expression of thermal insulation. R-values are the reciprocals of U-values.
Source : http://teachers.greenville.k12.sc.us/sites/cbeyerle/Shared%20Documents/Intro%20To%20Engineering%20Design%20Glossary%20of%20Terms.doc
link: http://teachers.greenville.k12.sc.us/
Author : not indicated on the source document of the above text
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Metals Aerospace International, Alloy and Metal Terminology (http://www.metal-mart.com/Dictionary/)
Chemistry Dictionary (http://www.netaccess.on.ca/~dbc/cic_hamilton/dictionary/)
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Dictionary of Physics, (http://physics.about.com/library/dict/blglossary.htm)
Engineering design glossary of terms
Engineering design glossary index of terms
Definition and meaning of r-value
Meaning of r-value
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