HB 3905-1986 普通螺纹校对塞规 M52×1~M100×2 校止-通ZT 校止-止ZZ 校止-损ZS
时间:2024-05-13 18:25:00 来源: 标准资料网 作者:标准资料网 阅读:8797
基本信息
标准名称: | 普通螺纹校对塞规 M52×1~M100×2 校止-通ZT 校止-止ZZ 校止-损ZS |
中标分类: |
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替代情况: | 被HB 3905-1995代替 |
发布日期: | 1986-12-30 |
实施日期: | 1987-10-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
页数: | 34页 |
适用范围
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前言
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引用标准
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所属分类:
【英文标准名称】:Standardformofspecificationsofearthaugers
【原文标准名称】:挖穴螺旋钻规范的标准格式
【标准号】:JISA8504-1994
【标准状态】:现行
【国别】:日本
【发布日期】:1994-03-01
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonIndustrialMachinery
【标准类型】:()
【标准水平】:()
【中文主题词】:性能试验;钻探设备;螺旋钻;钻井机
【英文主题词】:boringequipment(earthworks);augers;drillingrigs;performancetesting
【摘要】:この規格は,アースオーガの仕様書の様式,及び仕様書記入要領について規定する。
【中国标准分类号】:P97
【国际标准分类号】:53_100
【页数】:8P;A4
【正文语种】:日语
【英文标准名称】:PracticeforStatisticalAssessmentandImprovementoftheExpectedAgreementBetweenTwoTestMethodsThatPurporttoMeasuretheSamePropertyofaMaterial
【原文标准名称】:测量某种材料相同性质的两种试验方法间预期一致性的统计学评估和改进措施的实施规程
【标准号】:ANSI/ASTMD6708-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007
【实施或试行日期】:2007-11-27
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:协议;评估;改进;材料性能;材料试验;石油产品;特性;统计;统计学;试验方法;测试
【英文主题词】:Agreements;Assessment;Improvement;Materialbehaviour;Materialtests;Petroleumproducts;Property;Statistical;Statistics;Testmethods;Testing
【摘要】:Thispracticecoversstatisticalmethodologyforassessingtheexpectedagreementbetweentwostandardtestmethodsthatpurporttomeasurethesamepropertyofamaterial,anddecidingifasimplelinearbiascorrectioncanfurtherimprovetheexpectedagreement.ItisintendedforusewithresultscollectedfromaninterlaboratorystudymeetingtherequirementofPracticeD6300orequivalent(forexample,ISO4259).Theinterlaboratorystudymustbeconductedonatleasttenmaterialsthatspantheintersectingscopesofthetestmethods,andresultsmustbeobtainedfromatleastsixlaboratoriesusingeachmethod.Note1-ExamplesofstandardtestmethodsarethosedevelopedbyvoluntaryconsensusstandardsbodiessuchasASTM,IP/BSI,DIN,AFNOR,CGSB.Thestatisticalmethodologyisbasedonthepremisethatabiascorrectionwillnotbeneeded.Intheabsenceofstrongstatisticalevidencethatabiascorrectionwouldresultinbetteragreementbetweenthetwomethods,abiascorrectionisnotmade.Ifabiascorrectionisrequired,thentheparsimonyprincipleisfollowedwherebyasimplecorrectionistobefavoredoveramorecomplexone.Note2-Failuretoadheretotheparsimonyprinciplegenerallyresultsinmodelsthatareover-fittedanddonotperformwellinpractice.Thebiascorrectionsofthispracticearelimitedtoaconstantcorrection,proportionalcorrectionoralinear(proportional+constant)correction.Thebias-correctionmethodsofthispracticearemethodsymmetric,inthesensethatequivalentcorrectionsareobtainedregardlessofwhichmethodisbias-correctedtomatchtheother.Amethodologyispresentedforestablishingthe95%confidencelimit(designatedbythispracticeasthebetweenmethodsreproducibility)forthedifferencebetweentworesultswhereeachresultisobtainedbyadifferentoperatorusingdifferentapparatusandeachapplyingoneofthetwomethodsXandYonidenticalmaterial,whereoneofthemethodshasbeenappropriatelybias-correctedinaccordancewiththispractice.Note3-Inearlierversionsofthisstandardpractice,theterm"cross-methodreproducibility"wasusedinplaceoftheterm"betweenmethodsreproducibility."Thechangewasmadebecausethe"betweenmethodsreproducibility"termismoreintuitiveandlessconfusing.Itisimportanttonotethatthesetwotermsaresynonymousandinterchangeablewithoneanother,especiallyincaseswherethe"cross-methodreproducibility"termwassubsequentlyreferencedbynameinmethodswhereaD6708assessmentwasperformed,beforethechangeinterminologyinthisstandardpracticewasadopted.Note4-Usersarecautionedagainstapplyingthebetweenmethodsreproducibilityascalculatedfromthispracticetomaterialsthataresignificantlydifferentincompositionfromthoseactuallystudied,astheabilityofthispracticetodetectandaddresssample-specificbiases(see6.8)isdependentonthematerialsselectedfortheinterlaboratorystudy.Whensample-specificbiasesarepresent,thetypesandrangesofsamplesmayneedtobeexpandedsignificantlyfromtheminimumoftenasspecifiedinthispracticeinordertoobtainamorecomprehensiveandreliable95%confidencelimitsforbetweenmethodsreproducibilitythatadequatelycovertherangeofsamplespecificbiasesfordifferenttypesofmaterials.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:
【正文语种】:英语