ITU-R P.840-3-1999 标准详情
- 标准号:ITU-R P.840-3-1999
- 中文标题:云雾引起的衰减
- 英文标题:attenuation due to clouds and fog
- 标准类别:国际电信联盟标准
- 发布日期:1999-10-01
For clouds or fog consisting entirely of small droplets, generally less than 0.01 cm, the Rayleigh approximation is valid for frequencies below 200 GHz and it is possible to express the attenuation in terms of the total water content per unit volume.
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