ITU-R RA.479-5-2003 标准详情
- 标准号:ITU-R RA.479-5-2003
- 中文标题:月球屏蔽区中射电天文测量的频率保护
- 英文标题:protection of frequencies for radioastronomical measurements in the shielded zone of the moon
- 标准类别:国际电信联盟标准
- 发布日期:2003-05-01
The electromagnetic spectrum is now so heavily used on Earth that much of its potential value forpassive scientific research has already been seriously affected. Because of the general increase inradiocommunications, especially involving earth satell
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