《JJF1059-1999-测量不确定度平定与表示》.pdf

中华人 民共和 国国家计量技术规范 测量不确定度评定与表示 EvaluationandExpression ofUncertaintyinMeasurement JJF1059-1999 (代替 J《JG1027-s1测量误差及数据处理》 中的测量误差部分) 归口单位 :全国法制计量技术委员会 起草单位 :中国计量科学研究院 1566 综 合 卷 ，计 童 本规范经国家质量技术监督局于 1999年 1月 11日批准，并 自1999年5月 1日起 施行。 JJF1059-1999 代替JJG1027--91《测量误差及数据处理》中的测量误差部分 本规范 由全国法制计量技术委员会解释 本规范起草人 李慎安 施昌彦 (中国计t科学研究院) 刘 风 (中国计t科学研究院) JJF1059- 1999 1567 目 次 1 范围···············································································。········。····…… 1568 2 基本术语及其概念 ······································································。。···…… 1569 3 产生测量不确定度的原因和测量模型化 ················································…… 1574 4 标准不确定度的A类评定 ·······························································…… 1576 5 标准不确定度的B类评定 ························。······································…… 1578 6 合成标准不确定度的评定···································································一· 1581 7 扩展不确定度的评定········································································…… 1586 8 测量不确定度的报告与表示 ·······························································…… 1587 附录A t分布在不同置信概率P与自由度L的t,(v)值 ((t值)(补充件) 1589 附录B 概率分布情况的估计 (参考件) ················································…… 1590 附录C 有关量的符号汇总 (参考件) ···················································…… 1591 附录D 术语的英汉对照 (参考件) ······················································…… 1595 1565 综 合 卷 ·计 鱼 一切测量结果都不可避免地具有不确定度。测《量不确定度表示指南》(Guidetothe ExpressionofUncertaintyinMeasurement以下简称GUM)，由国际标准化组织 (ISO)计 量技术顾问组第三工作组 (ISO/TAG4/WG3)起草，于 1993年以7个国际组织的名义联 合发布，这7个国际组织是国际标准化组织 (ISO)、国际电工委员会 (IEC)、国际计量局 (BIPM)、国际法制计量组织 (OIML)、国际理论化学与应用化学联合会 (IUPAC)、国际 理