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Database: 365,228(8 Aug 2026)

instantaneous difference

instantaneous difference, Total:52 items.

The international standard classification for "instantaneous difference" includes: .

The Chinese standard classification for "instantaneous difference" includes: Mobile communication equipment .


National Metrological Verification Regulations of the People's Republic of China

  • JJG 488-2018 Instantaneous Daily Clock Time Difference Testers

Taiwan Provincial Standard of the People's Republic of China

  • CNS 10475-1983 Significance Test of Equality of the Population Variance and the Standard (Two-Sided)
  • CNS 10675-1983 Significance Test of Equality of the Two Population Variances (Two-Sided)
  • CNS 10474-1983 Significance Test of Eguality of the Population Variance and the Standard (One-Sided)
  • CNS 10674-1983 Significance Test of Equality of the Two Population Variances (One-Sided)

Professional Standard - Post and Telecommunication

  • YD/T 2037-2009 Differentiated security service for mobile communication
  • YD/T 4395-2023 Technical Specification of Differentiated Network Guarantee Service

未注明发布机构

  • FD X08-015 Summary of Color Difference Formulas in Colorology

Professional Standard - Energy

  • NB/T 31059-2014 Wind turbine doubly-fed induction generator with transient overvoltage limiter

Group Standards of the People's Republic of China

International Electrotechnical Commission (IEC)

GCC Standardization Organization

  • OS GSO ISO 3302-2:2024 Rubber — Tolerances for products — Part 2: Geometrical tolerances
  • GSO ISO 3302-2:2024 Rubber — Tolerances for products — Part 2: Geometrical tolerances
  • BH GSO ISO 3443-5:2024 Building construction -- Tolerances for building -- Part 5: Series of values to be used for specification of tolerances
  • GSO EN 735:2024 Overall dimensions of rotodynamic pumps - Tolerances

Japanese Industrial Standards Committee (JISC)

  • JIS Z 9057:1966 Significance test of equality of the two population variances (two-sided)
  • JIS Z 9055:1966 Significance test of equality of the population variance and the standard (two-sided)
  • JIS Z 9054:1966 Significance test of equality of the population variance and the standard (one-sided)
  • JIS Z 9056:1979 Significance test of equality of the two population variances (one-sided)

GB-REG

American Water Works Association (AWWA)

US-Unspecified Preparing Activity

IETF - Internet Engineering Task Force

Spanish Association for Standardization (UNE)

  • UNE 66047:1978 ESTIMATION OF THE DIFFERENCE IN THE MEANS OF TWO LOTS (KNOW VARIANCES)
  • UNE 72036:1982 DIFFERENCES SPECIFICATION OF PSYCHOPHYSIES COLOUR

NATO - North Atlantic Treaty Organization

European Telecommunications Standards Institute (ETSI)

  • ETSI TR 102 659-2-2009 GRID; Study of ICT Grid interoperability gaps; Part 2: Interoperability Gaps and proposed solutions (V1.2.1)

Korean Agency for Technology and Standards (KATS)

AR-IRAM

  • IRAM 5011-1954 Recommended settings for IT10 type inter-axis differences
  • IRAM 5008-1951 Recommended settings for IT7 model inter-axis differences
  • IRAM 5016-1954 Recommended settings for hole-to-hole differences in IT9 type
  • IRAM 5015-1954 Recommended settings for hole-to-hole differences in IT8 type
  • IRAM 5013-1954 Recommended settings for hole-to-hole differences in IT6 type
  • IRAM 5014-1954 Recommended settings for hole-to-hole differences in IT7 type
  • IRAM 5017-1954 Recommended settings for hole-to-hole differences in IT10 type
  • IRAM 5010-1954 Recommended settings for IT9 model inter-axis differences
  • IRAM 5018-1954 Recommended settings for IT11 hole-to-hole differences
  • IRAM 5009-1951 Recommended settings for IT8 model inter-axis differences
  • IRAM 5007-1951 Recommended settings for IT6 model inter-axis differences
  • IRAM 5006-1951 Recommended settings for IT5 type inter-axis differences
  • IRAM 5012-1954 Recommended settings for IT12 type inter-axis differences

RO-ASRO

  • STAS 7246/7-1974 ASYNCHRONOUS THREEPHASE MOTORS Test methods Overspeed test and momentary excess load test
  • STAS 6535-1983 Climatic protection CLIMATIC EARTH DIVISION FOR TECHNICAL PURPOSES

Association Francaise de Normalisation

  • NF X06-054:1987 Applications of statistics - Estimation of the difference between two means (known variances)

US-MSFC

CZ-CSN

International Telecommunication Union (ITU)