首页热门词典中文词典梗流行语应用下载

英汉词典汉英词典日汉词典汉日词典韩中词典中韩词典德中词典中德词典法中词典中法词典英语造句英语缩写

首页 - 英汉词典 - F字开头的单词或词组 - f-region

英语解释

f-region

汉语翻译

【电】 F区

f-region英语解释

名词 f-region:

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：Appleton layer, F layer, F region

0

纠错

猜你喜欢

standard fixed costs satchel repetitive instruction without notice luteic acid pharmacotherapy

应用推荐