ANSI/IEEE C57.12.70-2000 输电及电力变压器用终端标志和连接标准
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【英文标准名称】:StandardTerminalMarkingsandConnectionsforDistributionandPowerTransformers
【原文标准名称】:输电及电力变压器用终端标志和连接标准
【标准号】:ANSI/IEEEC57.12.70-2000
【标准状态】:现行
【国别】:美国
【发布日期】:2000
【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】:IEEE
【标准类型】:()
【标准水平】:()
【中文主题词】:连接;分配;发电站;电气工程;单相(的);电力变压器;终端标志;三相;变压器
【英文主题词】:Connections;Distribution;Electricpowerstations;Electricalengineering;Monophase;Powertransformers;Terminalmarkings;Three-phase;Transformers
【摘要】:Standardterminalmarkingsandconnectionsaredescribedforsingle-phaseandthree-phasedistribution,power,andregulatingtransformers.
【中国标准分类号】:K41
【国际标准分类号】:29_180
【页数】:
【正文语种】:英语
【英文标准名称】:Informationanddocumentation-Libraryperformanceindicators(ISO11620:1998)
【原文标准名称】:信息和文献.图书馆工效指标
【标准号】:DINISO11620-2000
【标准状态】:作废
【国别】:德国
【发布日期】:2000-06
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:图书馆;定义;定义;服务设施;图书馆学与情报学;额定值;可及性;借阅设备;图书馆学;目标组;效率;图书馆流通工作;文献工作;信息
【英文主题词】:Accessibility;Definition;Definitions;Documentations;Efficiency;Information;Lendingservices;Libraries;Libraryandinformationscience;Librarycirculationwork;Libraryscience;Ratings;Services;Targetgroups
【摘要】:Thedocumentisapplicabletoalltypesoflibrariesinallcountries.Limitationsontheapplicibilityofindividualperformanceandicatorsarespecifiedinsomecases.Thedocumentspecifiestherequirementsofperformanceindicatorsingeneralandestablishesasetofindicatorsthataretestedorwelldocumented.Primarily,theindicatorsspecifiedmaybeusedforcomparisonovertimewithinthesamelibrary.Comparisonbetweenlibrariesshouldbemadewithextrtemecautiontakingintoaccountanydifferencesinconstituenciesofthelibraries.Anyinterpretationofthedatashouldbemadecarefullyandwithgoodunderstandaingoftheindicatorsused.#,,#
【中国标准分类号】:A14
【国际标准分类号】:01_140_20
【页数】:31P;A4
【正文语种】:德语
【英文标准名称】:Informationtechnology.Opensystemsinterconnection.Conformancetestingmethodologyandframework.TheTreeandtabularcombinednotation(TTCN)
【原文标准名称】:信息技术.开放系统互连.合格试验方法学和框架.第3部分:树形和表格混合记数法
【标准号】:BSISO/IEC9646-3-1998
【标准状态】:作废
【国别】:英国
【发布日期】:1999-05-15
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:数据传输;数据传输控制规程;程序设计;信息交流;认可试验;计算机间通信;树(数学);算法;数据处理;句法;开放系统互连;编码(数据转换);通信规程;语义学;合格
【英文主题词】:
【摘要】:1ThispartofISO/IEC9646definesaninformaltestnotation,calledtheTreeandTabularCombinedNotation(TTCN),forOSIconformancetestsuites,whichisindependentoftestmethods,layersandprotocols,andwhichreflectstheabstracttestingmethodologydefinedinISO/IEC9646-1andISO/IEC9646-2.2ItalsospecifiesrequirementsandprovidesguidanceforusingTTCNinthespecificationofsystem-independentconform-ancetestsuitesforoneormoreOSIstandards.Itspecifiestwoformsofthenotation:one,ahuman-readableform,applicabletotheproductionofconformancetestsuitestandardsforOSIprotocols;andtheother,amachine-processableform,applicabletoprocessingwithinandbetweencomputersystems.3ThispartofISO/IEC9646appliestothespecificationofconformancetestcaseswhichcanbeexpressedabstractlyintermsofcontrolandobservationofprotocoldataunitsandabstractserviceprimitives.Nevertheless,forsomeprotocols,testcasesmaybeneededwhichcannotbeexpressedintheseterms.ThespecificationofsuchtestcasesisoutsidethescopeofmispartofISO/IEC9646,althoughthosetestcasesmayneedtobeincludedinaconformancetestsuitestandard.Forexample,somestaticconformancerequirementsrelatedtoanapplicationservicemayrequiretestingtechniqueswhicharespecifictothatparticularapplication.Thespecificationoftestcasesinwhichmorethanonebehaviourdescriptionistoberuninparallelisdealtwithbytheconcurrencyfeatures(particularlyinvolvingthedefinitionofTestComponentsandTestComponentConfigurations).4ThispartofISO/IEC9646specifiesrequirementsonwhatatestsuitestandardmayspecifyaboutaconformingrealizationofthetestsuite,includingtheoperationalsemanticsofTTCNtestsuites.5ThispartofISO/IEC9646appliestothespecificationofconformancetestsuitesforOSIprotocolsinOSIlayers2to7,specificallyincludingAbstractSyntaxNotationOne(ASN.l)basedprotocols.ThefollowingareoutsidethescopeofthispartofISO/IEC9646:a)thespecificationofconformancetestsuitesforPhysicallayerprotocols;b)therelationshipbetweenTTCNandformaldescriptiontechniques;c)themeansofrealizationofexecutabletestsuites(ETS)fromabstracttestsuites.6ThispartofISO/IEC9646definesmechanismsforusingconcurrencyinthespecificationofabstracttestcases.ConcurrencyinTTCNisapplicabletothespecificationoftestcases:a)inamulti-partytestingcontext;b)whichhandlemultiplexinganddemultiplexingineitherasingle-partyormulti-partytestingcontext;c)whichhandlesplittingandrecombiningineitherasingle-partyormulti-partytestingcontext;d)inasingle-partytestingcontextwhenthecomplexityoftheprotocolorsetofprotocolshandledbytheIUTissuchthatconcurrencycansimplifythespecificationofthetestcase.7TTCNmodulesaredefinedtoallowsharingofcommonTTCNspecificationsbetweentestsuites.
【中国标准分类号】:L79
【国际标准分类号】:35_100_01
【页数】:
【正文语种】:英语
