Environmental Data Coding Specifcation        ISO IEC LogosRight Title Graphic
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Status: STD 2014/02/14
Code: 1434

Concept definition: A layer of the <ATMOSPHERE> above a <PLANETARY_SURFACE>, in which electromagnetic waves are trapped due to changes in the index of refraction and the bottom of the layer is above the <PLANETARY_SURFACE>; elevated electromagnetic duct.
Reference type: IR
Reference: [BATT]
Supplemental references:  

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