DIN EN 1983-2006 工业阀门.钢制球阀
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【英文标准名称】:Industrialvalves-Steelballvalves;EnglishversionofDINEN1983:2006
【原文标准名称】:工业阀门.钢制球阀
【标准号】:DINEN1983-2006
【标准状态】:现行
【国别】:德国
【发布日期】:2006-07
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:球端短管接头;球阀;螺栓连接(法兰);连接;定义;设计;名称与符号;尺寸;外螺纹;法兰;全径;功能性;工业配件;作标记;材料;公称宽度;操作;顺序示度;总长;航运;规范(验收);钢;储存;水嘴;试验;螺纹端部;螺纹连接;型式;阀门;
【英文主题词】:
【摘要】:
【中国标准分类号】:J16
【国际标准分类号】:23_060_20
【页数】:20P.;A4
【正文语种】:德语
【英文标准名称】:Informationtechnology;Telecommunicationsandinformationexchangebetweensystems-Corporatetelecommunicationnetworks-SignallinginterworkingbetweenQSIGandH.323;Callcompletionsupplementaryservices
【原文标准名称】:信息技术.系统间电信和信息交换.企业电信网.QSIG和H.323间的信号网络互通.呼叫完成补充业务
【标准号】:ISO/IEC21991-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-06
【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】:电信;数据处理;数据传输;信息技术;补充业务;信号发送系统;网络互连;再呼叫;信息交换;通信规程;定义
【英文主题词】:Communicationprocedures;Dataprocessing;Datatransmission;Definitions;Informationinterchange;Informationtechnology;Networkinterconnection;Recalls;Signallingsystems;Supplementaryservices;Telecommunications
【摘要】:ThisInternationalStandardspecifiessignallinginterworkingbetween"QSIG"and"H.323"insupportofcallcompletionsupplementaryserviceswithinaCorporatetelecommunicationNetwork(CN)."QSIG"isasignallingprotocolthatoperatesattheQreferencepointbetweenPrivateIntegratedservicesNetworkeXchanges(PINX)withinaPrivateIntegratedServicesNetwork(PISN).TheQreferencepointisdefinedinISO/IEC11579-1.APISNprovidescircuit-switchedbasicservicesandsupplementaryservicestoitsusers.QSIGisspecifiedinotherStandards,inparticularISO/IEC11572(callcontrolinsupportofbasicservices),ISO/IEC11582(genericfunctionalprotocolforthesupportofsupplementaryservices)andanumberofstandardsspecifyingindividualsupplementaryservices.ISO/IEC13870specifiestheQSIGprotocolinsupportofcallcompletionservices."H.323"isasetofsignallingprotocolsforthesupportofvoiceormultimediacommunicationwithinapacketnetwork,inparticularapacketnetworkthatusestheInternetProtocol(IP)asitsnetworklayerprotocol(IPnetwork).H.323signallingprotocolsoperatebetweenendpointsinanIPnetwork,eitherindirectlyviaoneormoregatekeepers,ordirectly.Anendpointcanbeaterminaloragatewaytoanothernetwork.H.323isan"umbrella"recommendationreferringtovariousITU-Trecommendations,inparticularRecommendationsH.225.0andH.245(basiccommunicationcapabilities)andRecommendationH.450.1(genericfunctionalprotocolforthesupportofsupplementaryservices).RecommendationH.450.9specifiestheH.323protocolinsupportofcallcompletionservices.NOTE-H.450.9appliesonlytothe1998versionofH.323(alsoknownasH.323version2)andtolaterversions.InbothISO/IEC13870(QSIG)andITU-RecommendationH.450.9(H.323),thecallcompletionsupplementaryservicesareCompletionofCallstoBusySubscribers(SS-CCBS)andCompletionofCallsonNoReply(SS-CCNR).Thesesupplementaryservicesapplyafteracallestablishmentattempthasfailedbecausethecalleduserwasbusyornotavailable,andprovidemeanstore-establishthecallwhenthecalleduserbecomesavailable.InterworkingbetweenQSIGandH.323permitsacalloriginatingatauserofaPISNtoterminateatauserofaprivateIPnetwork,oracalloriginatingatauserofaprivateIPnetworktoterminateatauserofaPISN.Insuchascenario,thisInternationalStandardallowsthecompletionofcallswhenthecalleduserbecomesavailableafterhavingbeenbusy(SS-CCBS),orhavingnotansweredtheoriginalcall(SS-CCNR).InterworkingbetweenaPISNemployingQSIGandapublicIPnetworkemployingH.323isoutsidethescopeofthisInternationalStandard.However,thefunctionalityspecifiedinthisInternationalStandardisinprincipleapplicabletosuchascenariowhendeployedinconjunctionwithotherrelevantfunctionality(e.g.,numbertranslation,securityfunctions,etc.).ThisInternationalStandardisapplicabletoanyinterworkingunitthatcanactasagatewaybetweenaPISNemployingQSIGandaprivateIPnetworkemployingH.323.
【中国标准分类号】:M11
【国际标准分类号】:33_040_35
【页数】:23P;A4
【正文语种】:英语
Product Code:SAE AMS5727
Title:Steel Forgings, Corrosion and Heat Resistant 16cr 25ni 6mo (Cancelled Jan 1982)
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