Appleton layer
Appleton layer是什么意思、Appleton layer怎么读
【计】 阿普尔顿层
Appleton layer汉语翻译
【计】 阿普尔顿层
Appleton layer英语解释
名词 appleton layer:
- the highest region of the ionosphere (from 90 to 600 miles up) which contains the highest concentration of free electrons and is most useful for long-range radio transmission同义词：F layer, F region