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How much is leap second in 2019

How much is leap second in 2019, Total:19 items.

The international standard classification for "How much is leap second in 2019" includes: .

The Chinese standard classification for "How much is leap second in 2019" includes: .


Internet Engineering Task Force (IETF)

Society of Automotive Engineers (SAE)

CN-STDBOOK

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American Water Works Association (AWWA)

National Sanitation Foundation (NSF)

Spanish Association for Standardization (UNE)

  • UNE-EN 302567 V2.1.1:2017 Multiple-Gigabit/s radio equipment operating in the 60 GHz band; Harmonised Standard covering the essential requirements of article 3.2 of Directive 2014/53/EU (Endorsed by Asociación Española de Normalización in August of 2017.)
  • UNE-EN 302567 V2.2.1:2021 Multiple-Gigabit/s radio equipment operating in the 60 GHz band; Harmonised Standard for access to radio spectrum (Endorsed by Asociación Española de Normalización in September of 2021.)