ITU-R BS.411-4-1990 高頻(HF)廣播的衰減允許

that the values given in Table I below should be used for the fading factors necessary to ensure a satisfactory signal-to-interference ratio for given

Fading Allowances in HF Broadcasting

ITU-R BS.411-4 SPANISH-1990 高頻(HF)廣播信號的衰減允許范圍

The values given in Table I below should be used for the fading factors necessary to ensure a satisfactory signal-to-interference ratio for given

Fading Allowances in HF Broadcasting

ITU-R BS.411-4 FRENCH-1990 高頻(HF)廣播信號的衰減允許范圍

The values given in Table I below should be used for the fading factors necessary to ensure a satisfactory signal-to-interference ratio for given

Fading Allowances in HF Broadcasting

ITU-R P.840-4 FRENCH-2009 云霧衰減 云霧衰減

Attenuation due to clouds and fog Affaiblissement d?aux nuages et au brouillard

DNV-CG-0172-2022 允許厚度減小限度

Allowable thickness reduction limit

ITU-T Q.44 FRENCH-1988 衰減失真

The design objectives recommended for carrier terminal equipment by the Recommendation cited in [3] are such that for a chain of six circuits, each

ATTENUATION DISTORTION

ITU-R PN.833-1-1994 植被衰減

that attenuation in vegetation can beimportant inseveral practical applications

Attenuation in Vegetation

ITU-R P.676-7-2007 大氣衰減

Recommendation ITU-R P.676 provides methods to estimate the attenuation of atmospheric gases on terrestrial and slant paths using

Attenuation by Atmospheric Gases

ITU-T Q.44-1976 衰減失真

Attenuation distortion

EIA-455-78-1987 FTOP-78 單模光纖的光譜衰減衰減測量

FTOP-78 Spectral-Attenuation Cutback Measurement for Single-Mode Optical Fibres

EIA/TIA-455-78A-1990 FTOP-78 單模光纖的光譜衰減衰減測量

FTOP-78 Spectral-Attenuation Cutback Measurement for Single-Mode Optical Fibres

ITU-R P.833-2016 植被衰減

Attenuation in vegetation

ITU-R P.833-4-2003 植被衰減

Attenuation in vegetation

ITU-R P.833-7-2012 植被衰減

Vegetation decline

ITU-T G.132-1972 衰減失真

Attenuation distortion