duct propagation
duct propagation

This is normally caused by an inversion layer. The thickness of such a layer is seldom more than 100 m (300 ft). See also anomalous propagation.
单词 | duct propagation |
释义 | duct propagationduct propagation![]() This is normally caused by an inversion layer. The thickness of such a layer is seldom more than 100 m (300 ft). See also anomalous propagation. |
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