基本信息
| 标准名称： | 长柄横向顶把 |
| 中标分类： |
航空、航天 >>
航空器与航天器制造用设备 >>
工具 |
| 发布日期： | 1986-07-14 |
| 实施日期： | 1986-10-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
| 页数： | 2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： 航空 航天 航空器与航天器制造用设备 工具
【英文标准名称】:Shipsandmarinetechnology-Computerapplications-SpecificationofMaritimeSafetyMarkupLanguage(MSML)
【原文标准名称】:船舶和海上技术.计算机应用.海上安全标记语言(MSML)的规范
【标准号】:ISO/PAS22853-2005
【标准状态】:现行
【国别】:
【发布日期】:2005-10
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC8
【标准类型】:()
【标准水平】:()
【中文主题词】:计算机;数据元;数据模型;数据处理;数据传送;定义;扩充标记语言;识别;信息交换;维修;作标记;造船工程;程序设计语言;检修;安全;安全标志;船舶设备;规范(验收)
【英文主题词】:
【摘要】:ThisPubliclyAvailableSpecificationspecifiestheXMLapplicationMSML(MaritimeSafetyMarkupLanguage).MSMLisalanguageforstructuringinformationandthegoalistocreateanopenstandardthatcanbeusedgenerallyinthemaritimesector.ThebasisofMSMListhedatamodelwhichdefineswhatkindofmaritimedata,relatedtovesselandshorebase,itispossibletostore.Thedatamodelrepresentsthecurrentstateandonlylimitedhistoricinformationiskeptinthedatamodel.ThisPubliclyAvailableSpecificationdefinesperspectivesassociatedwiththedatamodelofMSML.ThetermindicatesthattheMSMLdatamodelcanbeseenfromdifferentviews.Perspectivescontaininformationthatisorthogonaltothedatamodel.AcertainamountofshorebaseinformationisincludedinthedatamodelofMSML.Themainreasontoincludethisinformationistosupportvesselsafetyrelatedaspectsandvesselrepairandmaintenance.1.2LimitationsAnMSMLinstancewillcontainextensivehistoryinformationonlyifincludedinthedefinitionofaperspective.Forexample,repairandmaintenancecontainsanextensivehistoryofwhathasbeenchangedandwhen,butthereisnoextensivehistoryinformationfore.g.bunkering.Thereasonforincludinghistoryisthatactionsmadeinthepastcanaffectfutureeventsanddecisions.However,someminorhistoricinformationisincludedinthedatamodelofMSML(i.e.notwithinperspectives),e.g.thehistoryofvesselnamechanges.Ifothertypesofextensivehistoryinformationareneeded,anewversionoftheMSMLinstancehastobestoredforeachsignificantchangeandthismustbehandledoutsidethescopeofMSML(probablyusinganativeXMLdatabase).ThedatamodelofMSMLshouldnotprimarilybeseenasasupportfornormalworkonboard.Insteaditisanadd-onsupportfortransfersofsafetyrelatedinformationto/fromthevesselfrom/toexternalunitsandwithinthevessel.Forexample,currentpropellerrevolutionsperminutecannotbeextractedfromthecomputerizedMSMLsystem,insteadthevalueisreaddirectlyfromtheordinaryequipment.InthesamewaytheshorebasepartoftheMSMLdatamodelisseenasasupporttothesafetyrelatedvesselinformationandnotfromnormalworkashore.Generally,normaldynamicinformationduringavoyagebetweentwoshorebasesisnotincludedwithinMSML.Ontheotherhand,alarmsandmalfunctioningunitsaregenerallysafetyrelatedandofinterestinternallyandexternallyandthusincludedinthedatamodelofMSML.IfalarmsaresetautomaticallyornotisaquestionoutsidethescopeofMSML.1.3ExclusionsThefollowingaspectsarenotincludedinthescopeofMSML:?aspectsconcerningcostsandfees;?geographicinformation;?logs,e.g.logofcommunication;?specificcargoinformation,e.g.tracing,SmartandSecureTradelanes;?presentationofinformation;?usersandtheirauthorities;?actualuseofdataandinstances,e.g.definitionofmessages;?bindingstoprotocols.1.4SummaryTosumupthemaincharacteristicsofMSML,it?containsanXML-baseddatamodelforinformationexchangeandprocessinginsafety-criticalmaritimeapplications;?doesnotdescribehowdataisused;?supportsinformationsecurityandextensibility;?isaframeworkandfutureopenstandardforthemaritimesafetysector.
【中国标准分类号】:U07
【国际标准分类号】:35_240_60;47_020_99
【页数】:89P;A4
【正文语种】:英语