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【英文标准名称】:StandardTestMethodforVegetableMatterandOtherAlkali-InsolubleImpuritiesinScouredWool
【原文标准名称】:洗净羊毛中植物性物质和其它碱性不溶杂质的标准试验方法
【标准号】:ASTMD1113-1990a(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1990
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D13.13
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:alkalisolubility;impurity;vegetablematter;wool;Alkali-insolublemattercontent;Alkalisolubility;Alpaca;Camel'shair;Fiberanalysis--textiles;Goathair;Impurities--textilefabrics/fibers;Scouredwool;Vegetablemattercontent;Woolandw
【摘要】:TestMethodD1113isconsideredsatisfactoryforacceptancetestingofcommercialshipments,andtheprocedurehasbeenusedextensivelyinthetradeforthispurpose,particularlyinconnectionwiththedeterminationofcleanwoolfiberpresentbyTestMethodD584.TheprocedureinTestMethodD1113isusedbytheU.S.CustomsServiceforthedeterminationofthevegetablematterinimportationsofrawwoolonwhichtheallowanceforlossofwoolduringcommercialcleaningisbasedinpart.IncaseofadisputearisingfromdifferencesinreportedtestresultswhenusingTestMethodD1113foracceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatarefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudentst-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforethetestingisbegun.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinlightoftheknownbias.1.1Thistestmethodcoversthedeterminationofthecontentofoven-dried,ash-free,alcoholextractive-freevegetablematterandotheralkali-insolubleimpuritiespresentinscouredwool.Itisalsoapplicabletox201C;relatedfibersx201D;suchasthehairfromthegoat,camel,alpaca,andotheranimals.Note18212;ThedeterminationofcleanwoolfiberpresentonalaboratoryscaleiscoveredinTestMethodD584,thedeterminationofcleanwoolfiberpresentonacommercialscaleiscoveredinTestMethodD1334,andthecalculationofcommercialweightandyieldofvariouscommercialcompositions(formerlycoveredinAppendixtoTestMethodD584)iscoveredinPracticeD2720.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificsafetyhazardstatements,seeSection8.
【中国标准分类号】:W20
【国际标准分类号】:59_060_10
【页数】:5P.;A4
【正文语种】:英语


【英文标准名称】:Geometricalproductspecifications(GPS).Geometricaltolerancing.Datumsanddatumsystems
【原文标准名称】:产品几何技术规范(GPS).几何公差.数据和数据系统
【标准号】:BSENISO5459-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-08-31
【实施或试行日期】:2011-08-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Datum;Definitions;Designations;Dimensioning;Drawingspecifications;Drawings;Engineeringdrawings;Formtolerances;Geometricalproductspecification;GPS;Inscriptionsinadrawing;Referencesystems;Scales;Symbols;Tolerances(measurement);Tolerancesofposition
【摘要】:ThisInternationalStandardspecifiesterminology,rulesandmethodologyfortheindicationandunderstandingofdatumsanddatumsystemsintechnicalproductdocumentation.ThisInternationalStandardalsoprovidesexplanationstoassisttheuserinunderstandingtheconceptsinvolved.ThisInternationalStandarddefinesthespecificationoperator(seeISO17450-2)usedtoestablishadatumordatumsystem.Theverificationoperator(seeISO17450-2)cantakedifferentforms(physicallyormathematically)andisnotthesubjectofthisInternationalStandard.NOTEThedetailedrulesformaximumandleastmaterialrequirementsfordatumsaregiveninISO2692.
【中国标准分类号】:J04
【国际标准分类号】:01_100_20;17_040_10
【页数】:92P.;A4
【正文语种】:英语