EN 61479-2002 带电作业.绝缘材料的柔性导体封盖物(线路软管)(IEC61479:2001+A1:2002);德文版本EN61479:2001+A1:2002
时间:2024-05-17 00:58:10 来源: 标准资料网 作者：标准资料网 阅读：9824
【英文标准名称】:Liveworking-Flexibleconductorcovers(linehoses)ofinsulatingmaterial(IEC61479:2001+A1:2002);GermanversionEN61479:2001+A1:2002
【原文标准名称】:带电作业.绝缘材料的柔性导体封盖物(线路软管)(IEC61479:2001+A1:2002);德文版本EN61479:2001+A1:2002
【标准号】:EN61479-2002
【标准状态】:现行
【国别】:
【发布日期】:2002-12
【实施或试行日期】:2002-12-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:检验;防护等级;物理性能;事故预防;安全工程;防电击;安全措施;特性;规范(验收);材料;短路;职业安全;定义;试验;绝缘;尺寸;设备;绝缘垫;电绝缘材料;绞线;绝缘材料;防护服装;电气工程;作标记;带电作业;封盖物
【英文主题词】:Accidentprevention;Classesofprotection;Covers;Definition;Definitions;Dimensions;Electricalengineering;Electricalinsulatingmaterials;Equipment;Inspection;Insulatingmaterials;Insulatingmats;Insulations;Liveworking;Marking;Materials;Occupationalsafety;Physicalproperties;Properties;Protectionagainstelectricshocks;Protectiveclothing;Safetyengineering;Safetymeasures;Shortcircuits;Specification(approval);Strandedconductors;Testing
【摘要】:
【中国标准分类号】:F21
【国际标准分类号】:13_260
【页数】:42P.;A4
【正文语种】:英语
【英文标准名称】:Informationtechnology-Telecommunicationsandinformationexchangebetweensystems-Corporatetelecommunicationnetworks-TunnellingofQSIGoverSIP
【原文标准名称】:信息技术.系统间远程通信和信息交换.联合远程通信网络.SIP上QSIG的隧道效应
【标准号】:ISO/IEC22535-2005
【标准状态】:作废
【国别】:国际
【发布日期】:2005-05
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/IECJTC1/SC6
【标准类型】:()
【标准水平】:()
【中文主题词】:传输协议;远程通信;电信;信号传输;QSIG;协议;通信网;网络互连;信息技术;信息交换;定义
【英文主题词】:
【摘要】:ThisInternationalStandardspecifiestunnellingof"QSIG"overtheSessionInitiationProtocol(SIP)withinacorporatetelecommunicationnetwork(CN)."QSIG"isasignallingprotocolthatoperatesbetweenPrivateIntegratedservicesNetworkexchanges(PINX)withinaPrivateIntegratedServicesNetwork(PISN).APISNprovidescircuit-switchedbasicservicesandsupplementaryservicestoitsusers.QSIGisspecifiedinStandards,inparticular[1](callcontrolinsupportofbasicservices),[2](genericfunctionalprotocolforthesupportofsupplementaryservices)andanumberofStandardsspecifyingindividualsupplementaryservices.NOTEThenameQSIGwasderivedfromthefactthatitisusedforsignallingattheQreferencepoint.TheQreferencepointisapointofdemarcationbetweentwoPINXs.SIPisanapplicationlayerprotocolforestablishing,terminatingandmodifyingmultimediasessions.ItistypicallycarriedoverIP[4],[6].Telephonecallsareconsideredasatypeofmultimediasessionwherejustaudioisexchanged.SIPisdefinedin[9].OftenaCNcomprisesbothPISNsemployingQSIGandIPnetworksemployingSIP.AcallcanoriginateatauserconnectedtoaPISNandterminateatauserconnectedtoanIPnetworkorviceversa.Ineithercase,agatewayprovidesinterworkingbetweenQSIGandSIPattheboundarybetweenthePISNandtheIPnetwork.Basiccallinterworkingatagatewayisspecifiedin[3].AnothercaseiswhereacalloriginatesatauserconnectedtoaPISN,traversesanIPnetworkusingSIP,andterminatesatauserconnectedtoanother(oranotherpartofthesame)PISN.ThisdocumentaddressesthislastcaseinawaythatpreservesallQSIGcapabilitiesacrosstheIPnetwork.ItachievesthisbytunnellingQSIGmessageswithinSIPrequestsandresponsesinthecontextofaSIPdialog.ThetunnellingofQSIGthroughapublicIPnetworkemployingSIPisoutsidethescopeofthisspecification.However,thefunctionalityspecifiedinthisspecificationisinprincipleapplicabletosuchascenariowhendeployedinconjunctionwithotherrelevantfunctionality(e.g.,addresstranslation,securityfunctions,etc.).ThisspecificationisapplicabletoanyinterworkingunitthatcanactasagatewaybetweenaPISNemployingQSIGandacorporateIPnetworkemployingSIP,withQSIGtunnelledwithinSIPrequestsandresponses.
【中国标准分类号】:M11
【国际标准分类号】:35_100_30
【页数】:11P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforConstant-TemperatureStabilityOfChemicalMaterials
【原文标准名称】:化学材料的恒温稳定性的标准试验方法
【标准号】:ASTME487-2004
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:温度;持久性;统计学;材料;化合物;试验;稳定性
【英文主题词】:permanency;chemicals;temperature;statistics;testing;materials;stability
【摘要】:
【中国标准分类号】:G04
【国际标准分类号】:07_030
【页数】:4P;A4
【正文语种】:英语