【英文标准名称】:ProcessingChemicals-SpecificationsforAluminumChlorideSolution
【原文标准名称】:化学处理.氯化铝溶液规范
【标准号】:ANSI/I3AIT4.154-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006-02-09
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:I3A
【标准类型】:()
【标准水平】:()
【中文主题词】:药液;化合物;氯化物;摄影的;处理;纯度;溶液;试验
【英文主题词】:Chemicals;Chlorides;Photographic;Processing;Purity;Solutions;Tests
【摘要】:Establishescriteriaforthepurityofphotographic-gradealuminumchloridesolutionandspecifiestheteststobeusedtodeterminethepurity.
【中国标准分类号】:G84
【国际标准分类号】:37_040_30
【页数】:
【正文语种】:英语


【英文标准名称】:Softwarengineering-Productquality-Part1:Qualitymodel
【原文标准名称】:软件工程.产品质量.第1部分:质量模型
【标准号】:ISO/IEC9126-1-2001
【标准状态】:作废
【国别】:国际
【发布日期】:2001-06
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:计算机程序;计算机软件;可靠度;计算机;信息处理;工作特性;信息技术;质量;评定;数据处理;特性;特性;定义;指导手册;导则
【英文主题词】:Characteristics;Computerprograms;Computersoftware;Computers;Dataprocessing;Definitions;Evaluations;Guidebooks;Guidelines;Informationprocessing;Informationtechnology;Performancecharacteristics;Properties;Quality;Reliability
【摘要】:ThispartofISO/IEC9126describesatwo-partmodelforsoftwareproductquality:a)internalqualityandexternalquality,andb)qualityinuse.Thefirstpartofthemodelspecifiessixcharacteristicsforinternalandexternalquality,whicharefurthersubdividedintosubcharacteristics.Thesesubcharacteristicsaremanifestedexternallywhenthesoftwareisusedasapartofacomputersystem,andarearesultofinternalsoftwareattributes.ThispartofISO/IEC9126doesnotelaboratethemodelforinternalandexternalqualitybelowthelevelofsubcharacteristics.Thesecondpartofthemodelspecifiesfourqualityinusecharacteristics,butdoesnotelaboratethemodelforqualityinusebelowthelevelofcharacteristics.Qualityinuseisthecombinedeffectfortheuserofthesixsoftwareproductqualitycharacteristics.Thecharacteristicsdefinedareapplicabletoeverykindofsoftware,includingcomputerprogramsanddatacontainedinfirmware.Thecharacteristicsandsubcharacteristicsprovideconsistentterminologyforsoftwareproductquality.Theyalsoprovideaframeworkforspecifyingqualityrequirementsforsoftware,andmakingtrade-offsbetweensoftwareproductcapabilities.NormativeAnnexAprovidesrecommendationsandrequirementsforsoftwareproductmetricsandqualityinusemetrics.ExamplesofthesemetricsarecontainedinotherpartsofISO/IEC9126.Thesemetricsareapplicablewhenspecifyingthequalityrequirementsandthedesigngoalsforsoftwareproducts,includingintermediateproducts.AnexplanationofhowthisqualitymodelcanbeappliedinsoftwareproductevaluationiscontainedinISO/IEC14598-1.ThispartofISO/IEC9126enablessoftwareproductqualitytobespecifiedandevaluatedfromdifferentperspectivesbythoseassociatedwithacquisition,requirements,development,use,evaluation,support,maintenance,qualityassuranceandauditofsoftware.Itcanforexamplebeusedbydevelopers,acquirers,qualityassurancestaffandindependentevaluators,particularlythoseresponsibleforspecifyingandevaluatingsoftwareproductquality.ExamplesofusesofthequalitymodeldefinedinthispartofISO/IEC9126areto:?validatethecompletenessofarequirementsdefinition;?identifysoftwarerequirements;?identifysoftwaredesignobjectives;?identifysoftwaretestingobjectives;?identifyqualityassurancecriteria;?identifyacceptancecriteriaforacompletedsoftwareproduct.NOTE1ThispartofISO/IEC9126canbeusedinconjunctionwithISO/IEC15504(whichisconcernedwiththesoftwareprocessassessment)toprovide:?aframeworkforsoftwareproductqualitydefinitioninthecustomer-supplierprocess;?supportforreview,verificationandvalidation,andaframeworkforquantitativequalityevaluation,inthesupportprocess;?supportforsettingorganisationalqualitygoalsinthemanagementprocess.NOTE2ThispartofISO/IEC9126canbeusedinconjunctionwithISO/IEC12207(whichisconcernedwiththesoftwarelifecycle)toprovide:?aframeworkforsoftwareproductqualityrequirementsdefinitionintheprimarylifecycleprocess;?supportforreview,verificationandvalidationinsupportinglifecycleprocesses.NOTE3ThispartofISO/IEC9126canbeusedinconjunctionwithISO9001(whichisconcernedwithqualityassuranceprocesses)toprovide:?supportforsettingqualitygoals;?supportfordesignreview,verificationandvalidation.
【中国标准分类号】:L77
【国际标准分类号】:35_080
【页数】:25P;A4
【正文语种】:英语