F region

• F区

F region的英文翻译是什么意思，词典释义与在线翻译：

英英释义

Noun:

1. 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

F region的相关资料：

近反义词

【近义词】

• F layer 电离层
• Appleton layer 阿普顿层