JIS P8223-2006 纸浆.实验室纸张.测定物理特性

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【英文标准名称】:Referencematerials—Generalandstatisticalprinciplesforcertification
【原文标准名称】:参考资料.认证一般原则与统计原则
【标准号】:ISOGUIDE35-2006
【标准状态】:现行
【国别】:国际
【发布日期】:2006-01-01
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisGuidegivesstatisticalprinciplestoassistintheunderstandinganddevelopmentofvalidmethodstoassignvaluestopropertiesofareferencematerial,includingtheevaluationoftheirassociateduncertainty,andestablishtheirmetrologicaltraceability.Referencematerials(RMs)thatundergoallstepsdescribedinthisGuideareusuallyaccompaniedbyacertificateandcalledacertifiedreferencematerial(CRM).ThisGuidewillbeusefulinestablishingthefullpotentialofCRMsasaidstoensurethecomparability,accuracyandcompatibilityofmeasurementresultsonanationalorinternationalscale.Inordertobecomparableacrossbordersandovertime,measurementsneedbetraceabletoappropriateandstatedreferences.CRMsplayakeyroleinimplementingtheconceptoftraceabilityofmeasurementresultsinchemistry,biologyandphysicsamongothersciencesdealingwithmaterialsand/orsamples.LaboratoriesusetheseCRMsasreadilyaccessiblemeasurementstandardstoestablishtraceabilityoftheirmeasurementresultstointernationalstandards.ThepropertyvaluescarriedbyaCRMcanbemadetraceabletoSIunitsorotherinternationallyagreedunitsduringproduction.ThisGuideexplainshowmethodscanbedevelopedthatwillleadtowellestablishedpropertyvalues,whicharemadetraceabletoappropriatestatedreferences.Itcoversaverywiderangeofmaterials(matrices),rangingfromgasmixturestobiologicalmaterials,andaverywiderangeofproperties,rangingfromchemicalcompositiontophysicalandimmunoassayproperties.TheapproachesdescribedinthisGuidearenotintendedtobecomprehensiveineveryrespectoftheproductionofanRMandtheestablishmentofitspropertyvalues,includingtheassociateduncertainties.TheapproachesgiveninthisGuidecanberegardedasmainstreamapproachesfortheproductionandvalueassignmentoflargegroupsofRMs,butappropriateamendmentscanbeneededinaparticularcase.Thestatisticalmethodsdescribedexemplifytheoutlinedapproaches,andassume,e.g.,normallydistributeddata.Inparticularwhendataaredefinitelynotnormallydistributed,otherstatisticalmethodsmaybepreferredtoobtainvalidpropertyvaluesandassociateduncertainties.ThisGuidedescribesingeneraltermsthedesignofprojectstoproduceaCRM.
【中国标准分类号】:G60
【国际标准分类号】:71_040_30
【页数】:72P.;A4
【正文语种】:英语


MIL-STD-273B, MILITARY STANDARD, GAGE, PLUG, THREAD SETTING, CLASS W, FOR GO GAGES UNIFIED STANDARD CLASSES 2A AND 3A AND AMERICAN NATIONAL STANDARD CLASS 3 EXTERNAL THREADS (15 MAR 1963)., This standard covers pertinent design data and Mil-Std Part Numbers for American Gage Design Standard truncated thread setting plug gages for go gages for Unified Standard classes 2A and 3A and American National Standard class 3 external threads.