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Database: 365,228(8 Aug 2026)

time scale

time scale, Total:98 items.

The international standard classification for "time scale" includes: Construction of railways .

The Chinese standard classification for "time scale" includes: Railway engineering , Time and Frequency Measurement .


Professional Standard - Construction Standards for Engineering Projects of the Ministry of Construction

National Metrological Technical Specifications of the People's Republic of China

Professional Standard - Agriculture

  • JJF 2103-2024 Metrology Requirements for Atomic Time Scale Standards

Professional Standard - Urban Construction

  • 建标 2012-192 Construction Standards for Public Art Museums
  • 建标 2010-180 Construction Standards for Secondary Vocational Schools
  • 建标 2013-162 Construction standards for engineering projects in nature reserves
  • 建标 2014-125 Standards for the Construction of Service Areas for the Protection of Consumer Rights and Interests in the Banking Industry
  • 建标〔2011〕184号 Standards for the Construction of Higher Vocational Schools
  • 建标106-2021 TCM hospital construction standards
  • 建标110-2021 general hospital construction standards
  • 建标 2011-184 Construction standards for maternal and child health service institutions
  • 建标 183-2017 Construction standards for postal management business buildings below the provincial level
  • 建标 2015-273 Urban Fire Station Construction Standards

ITU-R - International Telecommunication Union/ITU Radiocommunication Sector

International Telecommunication Union (ITU)

The American Road & Transportation Builders Association

  • AASHTO PS-2007 AASHTO Provisional Standards
  • AASHTO HM-2021 PT III-2021 STANDARD SPECIFICATIONS for TRANSPORTATION MATERIALS and METHODS OF SAMPLING AND TESTING and PROVISIONAL STANDARDS PART 3: PROVISIONAL STANDARDS (41st Edition)
  • AASHTO PS-2008 AASHTO Provisional Standards

UY-UNIT

BE-NBN

TH-TISI

Association Francaise de Normalisation

  • NF P98-465:1991 Road equipment. Temporary markings. Fabric strip characteristics.
  • NF P98-460:1991 Road equipment. Temporary markings. Traffic cones characteristics.

American Society for Testing and Materials (ASTM)

  • ASTM E2759-10(2018) Standard Practice for Highway Traffic Monitoring Truth-in-Data
  • ASTM PS106-01 Provisional Standard Specification for Rods and Tubes of Polyethylene (PE)
  • ASTM E307-72(2008) Standard Test Method for Normal Spectral Emittance at Elevated Temperatures

Government Electronic & Information Technology Association

CZ-CSN

Korean Agency for Technology and Standards (KATS)

RU-GOST R

  • GOST 8.515-1984 State system of ensuring the uniformity of measurements. Standard frequency and time signals radiated by specialized radio stations of the State service of time, frequency and the Earth rotation parameters determination. Time code

NEMA - National Electrical Manufacturers Association

US-FCR

SAE - SAE International

SCC