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EA:  OPACITY

Status: STD 2005/06/07
Code: 928
Concept definition: A number between 0 and 1 representing a linearly-scaled fraction specifying the degree of line of sight blockage; opacity. The value is, on average, the fraction of the cross-sectional <<AREA>> of a non-homogeneous <OBJECT> that completely blocks the line of sight.
 
Attribute value type: REAL
Unit equivalence class label: PURE_NUMBER
 
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