ITU-R F.1241
Performance degradation due to interference from other services sharing the same frequency bands on a primary basis with digital radio-relay systems operating at or above the primary rate and which may form part of the international portion of a 27 500 km hypothetical reference path
现行
发布日期 :
2028-05-01
实施日期 :
ITU-R F.1398
Performance degradation due to interference from other services sharing the same frequency bands on a primary basis with digital radio-relay systems operating at or above the primary rate and which may form part of the national portion of a 27 500 km hypothetical reference path
现行
发布日期 :
2025-05-01
实施日期 :
DIN 7184-1
Tolerances of Form and Position; Definitions, Indications on Drawings
废止
发布日期 :
2001-05-01
实施日期 :

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