【英文标准名称】:Informationtechnology-CDIFtransferformat-Part2:SyntaxSYNTAX.1
【原文标准名称】:信息技术.CDIF传输格式.第2部分:句法SYNTAX.1
【标准号】:ISO/IEC15475-2-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-11
【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】:信息交换;数据处理;信息技术;传输格式;编码;句法;CDIF;数据库语言
【英文主题词】:CDIF;Dataprocessing;Databaselanguages;Encoding;Informationinterchange;Informationtechnology;Syntax;Transmissionformat
【摘要】:TheCDIFfamilyofstandardsisprimarilydesignedtobeusedasadescriptionofamechanismfortransferringinformationbetweenmodellingtools.ItfacilitatesasuccessfultransferwhentheauthorsoftheimportingandexportingtoolshavenothingincommonexceptanagreementtoconformtoCDIF.ThelanguagethatisdefinedforthetransferformatalsohasapplicabilityasagenerallanguageforImport/Exportfromrepositories.TheCDIFsemanticmetamodeldefinedformodellingtoolsalsohasapplicabilityasthebasisofstandarddefinitionsforuseinrepositories.Thestandards,whichformthecompletefamilyofCDIFStandards,aredocumentedinISO/IEC15474-1:2002,Informationtechnology—CDIFframework—Part1:Overview.Thesestandardscovertheoverallframework,thetransferformatandtheCDIFsemanticmetamodel.ThediagraminFigure1depictsthevariousstandardsthatcomprisetheCDIFfamilyofstandards.TheshadedboxdepictsthisStandardanditspositionintheCDIFfamilyofstandards.ThisdocumentdescribesthestandardCDIFtransfersyntax.NoencodingsforSYNTAX.1arespecifiedinthisdocument.ISO/IEC15475-3:2002,Informationtechnology—CDIFtransferformat—Part3:EncodingENCODING.1,specifiesonestandardencodingforthissyntax.Thisdocumentisintendedtobeusedbyanyonewishingtounderstandand/oruseCDIF.ThisdocumentprovidesanintroductiontotheentireCDIFfamilyofstandards.Itissuitablefor:—ThoseevaluatingCDIF,—ThosewhowishtounderstandtheprinciplesandconceptsofaCDIFtransfer,and—Thosedevelopingimportersandexporters.ThedocumentsISO/IEC15474-1:2002,Informationtechnology—CDIFframework—Part1:OverviewandISO/IEC15474-2:2002,Informationtechnology—CDIFframework—Part2:ModellingandextensibilityshouldbereadfirstwheninitiallyexploringCDIFandbeforeattemptingtoreadotherdocumentsintheCDIFfamilyofstandards.ThisdocumentshouldbereadinconjunctionwithISO/IEC15475-1:2002,Informationtechnology—CDIFtransferformat—Part1:Generalrulesforsyntaxesandencodings.Whiletherearenospecificprerequisitesforreadingthisdocument,itwillbehelpfulforthereadertohavefamiliaritywiththefollowing:—Entity-Relationship-Attributemodelling;—Modelling(CASE)tools;—Informationrepositories;—Datadictionaries;—Multiplemeta-layermodelling;—Formalgrammars;—Transferformats.
【中国标准分类号】:M11
【国际标准分类号】:35_080
【页数】:29P;A4
【正文语种】:英语
基本信息
标准名称: | 滚珠及滚柱轴承用铬钢丝 |
中标分类: |
冶金 >>
钢铁产品 >>
钢丝、钢丝绳 |
发布部门: | 中华人民共和国冶金工业部 |
发布日期: | 1965-01-01 |
实施日期: | 1965-07-01 |
首发日期: | 1900-01-01 |
作废日期: | 2005-07-26 |
出版日期: | 1900-01-01 |
页数: | 3页 |
适用范围
本标准适用十制造滚珠及滚柱轴承用冷拉铬钢圆钢丝。
前言
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目录
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引用标准
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所属分类: 冶金 钢铁产品 钢丝 钢丝绳