NF A89-550-2010 焊缝的无损检验.磁粉检验
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来源:标准资料网
【英文标准名称】:Non-destructivetestingofwelds-Magneticparticletesting.
【原文标准名称】:焊缝的无损检验.磁粉检验
【标准号】:NFA89-550-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-04-01
【实施或试行日期】:2010-04-03
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:铁磁的;精整;不完整性;不规则性;磁粉探伤;材料;材料试验;金属的;金属;无损检验;容许性;安全;规范(验收);钢件焊接;钢;表面检验;试验类别;试验;试验条件;焊接接头;焊接;焊接工程;焊缝
【英文主题词】:Ferromagnetic;Finishes;Imperfections;Irregularities;Magnetic-particleflawdetection;Materials;Materialstesting;Metallic;Metals;Non-destructivetesting;Permissibility;Safety;Specification(approval);Steelwelding;Steels;Surfaceinspections;Testcategories;Testing;Testingconditions;Weldedjoints;Welding;Weldingengineering;Welds
【摘要】:
【中国标准分类号】:J33
【国际标准分类号】:25_160_40
【页数】:21P;A4
【正文语种】:其他
【英文标准名称】:Paintsandvarmishes-Determinationofpercentagevolumeofnon-volatilematterbymeasuringthenon-volatilemattercontentandthedensityofthecoatingmaterial,andcalculationofthetheoreticalspreadingrate.
【原文标准名称】:涂料和清漆.通过对非挥发性物质容量和浓度的测定和理论涂布率计算测定非挥发性物质的体积百分率
【标准号】:NFT30-093-2009
【标准状态】:现行
【国别】:法国
【发布日期】:2009-05-01
【实施或试行日期】:2009-05-29
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:涂层材料;涂层;定义;干膜;肥力;天然漆;数学计算;非挥发物质;非挥发物测定;涂料;试验设备;试验;清漆;体积;容积测量
【英文主题词】:Coatingmaterials;Coatings;Definitions;Density;Dryfilm;Fertility;Lacquers;Mathematicalcalculations;Non-volatilematter;Non-volatilematterdetermination;Paints;Testequipment;Testing;Varnishes;Volume;Volumemeasurement
【摘要】:
【中国标准分类号】:G50
【国际标准分类号】:87_040
【页数】:20P;A4
【正文语种】:其他
【英文标准名称】:Informationtechnology-Multimediacontentdescriptioninterface-Part2:Descriptiondefinitionlanguage
【原文标准名称】:信息技术.多媒体内容描述界面.第2部分:描述定义语言
【标准号】:ISO/IEC15938-2-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-04
【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】:信息技术;信息交换;数据表示;数据处理;界面;描述;定义;数据编码;程序设计语言;多媒体
【英文主题词】:Dataenciphering;Dataprocessing;Datarepresentation;Definitions;Descriptions;Informationinterchange;Informationtechnology;Interfaces;Multimedia;Programminglanguages
【摘要】:1ScopeofthisInternationalStandardThisInternationalStandardspecifiesametadatasystemfordescribingmultimediacontent.ItspecifiestheDescriptionDefinitionLanguage(DDL)thatcomprisespart2ofthestandard(ISO/IEC15938-2).ThegoalofthispartoftheMPEG-7InternationalStandardistospecifyalanguagethatwillenableMPEG-7usersanddevelopersto:·createvalidMPEG-7descriptionschemesanddescriptors;·developtoolssuchaseditorsandparsersforprocessingdescriptions,descriptionschemesanddescriptors;·generaterefinements,extensionsandmodificationstotheDDL.ThisInternationalStandarddescribesthefeaturesoftheDDL.ItdefinesthesyntaxoftheDDLconstructsanddatatypesandprovidesoptional(informative)examplesthatillustratetheapplicationoftheDDLtothespecificationandinstantiationofMPEG-7descriptions.2OverviewofDescriptionDefinitionLanguageThisInternationalStandard,knownasthe"MultimediaContentDescriptionInterface",aimsatprovidingstandardizedcoretechnologiesallowingthedescriptionofaudiovisualdatacontentinmultimediaenvironments.Thisisachallengingtaskgiventhebroadspectrumofrequirementsandtargetedmultimediaapplications,andthebroadnumberofaudiovisualfeaturesofimportanceinsuchacontext.Inordertoachievethisbroadgoal,thestandardspecifies:-Descriptors(D):representationsofFeatures,thatdefinethesyntaxandthesemanticsofeachfeaturerepresentation;-DescriptionSchemes(DS),thatspecifythestructureandsemanticsoftherelationshipsbetweentheircomponents,whichmaybebothDsandDSs;-ADescriptionDefinitionLanguage(DDL),toallowthecreationofnewDSsand,possibly,DsandtoallowtheextensionandmodificationofexistingDSs;-Systemtools,tosupportmultiplexingofdescription,synchronizationissues,transmissionmechanisms,fileformat,etc.TheDDLformsacorepartoftheMPEG-7standard.ItprovidesthesoliddescriptivefoundationthroughwhichuserscancreatetheirownDescriptionSchemesandDescriptors.TheDDLdefinesthesyntacticrulestoexpressandcombineDescriptionSchemesandDescriptors.AccordingtothedefinitionintheMPEG-7RequirementsDocument[1]theDDLis'...alanguagethatallowsthecreationofnewDescriptionSchemesand,possibly,Descriptors.ItalsoallowstheextensionandmodificationofexistingDescriptionSchemes.'TheDDLisnotamodellinglanguagesuchasUnifiedModellingLanguage(UML)butaschemalanguagetorepresenttheresultsofmodellingaudiovisualdata,i.e.,DSsandDs.TheDDLmustsatisfytheMPEG-7DDLrequirements.Ithastobeabletoexpressspatial,temporal,structural,andconceptualrelationshipsbetweentheelementsofaDS,andbetweenDSs.Itmustprovidearichmodelforlinksandreferencesbetweenoneormoredescriptionsandthedatathatitdescribes.Inaddition,itmustbeplatformandapplicationindependentandhuman-andmachine-readable.(Non-normative)DDLParserapplicationswillberequiredwhicharecapableofvalidatingdescriptionschemes(contentandstructure)anddescriptordatatypes[bothprimitive(integer,text,date,time)andcomposite(histograms,enumeratedtypes)],againsttheDDL.TheDDLParsersmustalsobecapableofvalidatingMPEG-7descriptionsorinstantiations,againsttheircorrespondingvalidatedMPEG-7schemas(DSsandDs).TheDDLdesignhasbeeninformedbynumerousproposalsandinputdocumentssubmittedtoMPEG-7sincetheMPEG-7CallforProposalsinOctober1998[2].IthasalsobeenheavilyinfluencedbyW3C'sXMLSchemaLanguage[3,4,5]andtheResourceDescriptionFramework(RDF)[6].Atthe51MPEGmeetinginNoordwijkerhoutinMarch2000,itwasdecidedtoadoptXMLSchemaLanguage[3,4,5]astheMPEG-7DDL.HoweverbecauseXMLSchemalanguagewasnotdesignedspecificallyforaudiovisualcontent,certainextensionshav
【中国标准分类号】:L81
【国际标准分类号】:35_040
【页数】:37P;A4
【正文语种】:英语
