| correlation |
A statistical estimate of the relatedness of two events. See also UNCORRELATED.
출처: www.esse.ou.edu/glossary_st.html
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| corrosion |
chemical reaction on the surface of a coin. Corrosion can result from a coin coming in contact with other things (chemicals) including chemicals in the air. This can come about because of things coming in contact with the coin years earlier. Corrosion damages a coins surface and is usually worse in copper, nickel, zinc, and silver coins. Some experts think that toning on the surface of a coin may help slow down this harmful process. Also see "toning".
출처: cointerms.hypermart.net/c.htm
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| corrosion |
decomposition or reaction with oxygen, water, or other chemicals, when exposed to a particular environment.
출처: www.rohmhaas.com/powdercoatings/tech/glossary.html
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| correlation |
The tendency for two measures or variables, such as height and weight, to vary together or be related for individuals in a group. If, as in the case of height and weight, people who are high on one variable (tall) tend to be high on the other (heavy), the correlation is said to be positive. ...
출처: www.collegeboard.com/about/news_info/sat/glossary....
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| corrosion |
The chemical or electrochemical reaction between a material, usually a metal, and its environment that produces a deterioration of the material and its properties.
출처: www.hghouston.com/c.html
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