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单词 E layer
释义 E layer
[`ē ´lā·ǝr]
GEOPHYSICS
A layer of ionized air occurring at altitudes between 60 and 72 miles (100 and 120 kilometers) in the E region of the ionosphere, capable of bending radio waves back to earth. Also known as Heaviside layer; Kennelly-Heaviside layer.
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