ITU-R TF 535-2-1998 Use of the Term UTC《使用UTC术语》.pdf
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ITU-R TF 535-2-1998 Use of the Term UTC《使用UTC术语》.pdf
1、5 RECOMMENDATION ITU-R TF.535-2 USE OF THE TERM UTC (Question ITU-R 1 02- 1 /7) (I 978-1982-1998) The ITU Radiocommunication Assembly, considering that according to Recommendation ITU-R TF.460 all standard-frequency and time-signal that since 1972 UTC has been available as a world-wide time referenc
2、e; that in 1975 the General Conference of Weights and Measures (CGPM) recommended the that other scientific organizations, particularly the International Astronomical Union (IAU) that UTC enables the time of events to be determined with an uncertainty of less than that according to Recommendation IT
3、U-R TF.536 and in accordance with the that the World Administrative Radio Conference (Geneva, 1979) (WARC-79) has decided a) emissions should conform to the Coordinated Universal Time (UTC); b) c) use of UTC as the basis of civil time; d) and the International Union of Radio Science (URSI) have reco
4、mmended the general use of UTC; e) 100 ns; 0 recommendation of the CGPM the designation UTC is to be used in all languages; g) that UTC shall be used in international radiocommunication activities, recommends that UTC should be used to designate the time in all international telecommunication 1 activities and in all official documents of the International Telecommunication Union.
