标准资料网-标准资料免费资源平台

【英文标准名称】:StandardTestMethodforSpecificAqueousConductanceofTrichlorotrifluoroethane
【原文标准名称】:三氯三氟乙烷的特殊水质传导率的试验方法
【标准号】:ASTMD3448-1985(2005)
【标准状态】:现行
【国别】:
【发布日期】:1985
【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】:D26.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:溶剂;药液;试验;乙烷;三氯乙烷
【英文主题词】:aqueousconductance;conductance
【摘要】:Thistestmethodallowsforthedeterminationofionizablecontaminants(expressedintermsofppbofHCl)intrichlorotrifluoroethaneviameasurementofspecificaqueousconductance.Thistestmethodcanbeusedforest
【中国标准分类号】:G17
【国际标准分类号】:71_080_20
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Identificationcardsystems.Inter-sectorelectronicpurse.Securityarchitecture
【原文标准名称】:识别卡系统.部门间电子钱包.保密性架构
【标准号】:BSEN1546-2-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-01-15
【实施或试行日期】:2000-01-15
【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】:译码;数据编码;数据格式;数据目标;数据保护;定义(术语);电子设备;编码;财务交易;识别卡;信息交流;机读资料;程序架构;安全性;安全性要求
【英文主题词】:Automaticmoneydispenser;Coding;Dataenciphering;Dataformats;Dataobjekt;Dataprotection;Definitions;Electronicequipment;Encoding;Financialtransactions;Identitycards;Informationexchange;Machine-readablematerials;Programarchitecture;Safety;Safetyrequirements
【摘要】:ThispartofEN1546definesthedetailedsecurityarchitectureforIEPsystemsastheyaredescribedinprEN1546-1.Italsodescribestheapplicationprotocols,theuseofcryptographicalgorithmsandsomeunderlyingassumptionsconcerningthekeymanagementnecessarytoimplementIEPsystemswithsufficientsecuritylevels.Thegeneralarchitecturedescribedhereallowsmanytypesofimplementation.Itshouldbenotedthattheinformativeannexesofthisstandardfocusonparticularimplementations.Astimeprogressesitisenvisagedthatotherimplementationsmaycomeintofocus.ThesecurityarchitecturedefinesthesecurityproceduresneededattheapplicationleveloftheIEPsystemtransactionsdescribedinprEN1546-1,A.5andA.6.ThisarchitecturereliesonthebasicassumptionsstatedinprEN1546-1,1.4.Manualerrorrecoveryisoutsidethescopeofthisstandard.Auditinformationneededforperformingmanualerrorrecoveryproceduresis,however,coveredbythisstandard.Thedescriptioninthispartofthestandardisintheformoforderedexchangesofdatabetweendistinctconceptualdevices.Operationalinstructionsperformedbythesedevicesproducetherequiredorderedexchanges.Examplesofmeaningsoftherequiredoperationalinstructionsarepresentedasmathematicalformulaeininformativeannexes.Thetransactionsinthispartofthestandardaredescribedasfunctionalrequirements.TheydefinetheorderofcryptographicproofsandverificationsandtheirrelateddataelementsnecessarytoachievesecurityinanIEPsystem.AnIEPsystemconformingtothesecurityarchitecturedefinedinthispartofEN1546maybeimplementedinphysicaldevicesusinggenerallypractisedprogrammingtechniques.Optimizationofcomputationsanddataexchangeswhichpreservetheoperationalrequirementsoftheordereddataexchangesmayalsobeimplemented.ThedataelementsandinterchangesdefinedinthispartofEN1546primarilyaddresssecurityissues.InordertofulfilrequirementsoftheIEPSystemotherthansecurity,furtherdataelementsandinterchangesmaybeadded.ThedetailedformatsofdataelementsandinterchangesbetweenlEPsanddevicesaredescribedinEN1546-3(Dataelementsandinterchanges).
【中国标准分类号】:L64
【国际标准分类号】:35_240_15
【页数】:114P;A4
【正文语种】:英语