ITU-R RA.479-5-2003
月球屏蔽区中射电天文测量的频率保护

Protection of frequencies for radioastronomical measurements in the shielded zone of the Moon

ITU-R RA.479-5-2003 发布历史

The electromagnetic spectrum is now so heavily used on Earth that much of its potential value for passive scientific research has already been seriously affected. Because of the general increase in radiocommunications, especially involving earth satelli

ITU-R RA.479-5-2003由国际电信联盟 IX-ITU 发布于 2003-01-01。

ITU-R RA.479-5-2003的历代版本如下：

• 2003年01月01日 ITU-R RA.479-5-2003 月球屏蔽区中射电天文测量的频率保护

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标准号

ITU-R RA.479-5-2003

发布日期

2003年01月01日

实施日期

废止日期

无

中国标准分类号

MOO

发布单位

IX-ITU

适用范围

The electromagnetic spectrum is now so heavily used on Earth that much of its potential value for passive scientific research has already been seriously affected. Because of the general increase in radiocommunications, especially involving earth satelli