IEEE 802.1AB-2005 站点和媒体访问控制互连性探索
时间:2024-05-20 15:34:00 来源: 标准资料网 作者：标准资料网 阅读：9278
【英文标准名称】:Stationandmediaaccesscontrolconnectivitydiscovery
【原文标准名称】:站点和媒体访问控制互连性探索
【标准号】:IEEE802.1AB-2005
【标准状态】:作废
【国别】:美国
【发布日期】:2005
【实施或试行日期】:
【发布单位】:美国电气电子工程师学会(US-IEEE)
【起草单位】:IEEE
【标准类型】:()
【标准水平】:()
【中文主题词】:电路网络;定义;通路;数据电路;互操作性;局域网;通信网;电信;形式描述;城域网;数据库;远程通信;协议;媒体访问控制;局部地区网络;信息技术;MAN;数据处理;交联;传输协议;链路层;拓扑学;多路存取计算机;网络管理
【英文主题词】:Access;Circuitnetworks;Communicationnetworks;Cross-linked;Databases;Datacircuit;Dataprocessing;Definitions;Formaldescription;Informationtechnology;Interoperability;LAN;Linklayers;Localareanetworks;MAC;MAN;Mediumaccesscontrol;Metropolitanareanetworks;Networkmanagement;Protocols;Telecommunication;Telecommunications;Topology;Transmissionprotocol
【摘要】:Thisdocumentdefinesaprotocolandasetofmanagedobjectsthatcanbeusedfordiscoveringthephysicaltopologyfromadjacentstationsin802LANs.
【中国标准分类号】:M11
【国际标准分类号】:35_110
【页数】:172P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforEvaluatingStress-Corrosion-CrackingResistanceofMetalsandAlloysinaBoilingMagnesiumChlorideSolution
【原文标准名称】:评定在沸腾的氯化镁溶液中金属及其合金的抗应力腐蚀断裂
【标准号】:ASTMG36-1994(2006)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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】:G01.06
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:溶液;合金;耐腐蚀性;氯化镁;应力腐蚀;金属;腐蚀;磨损;评定
【英文主题词】:acceleratedtest;apparatus;boilingmagnesiumchloride;glassware;nickelcontainingalloy;stainlesssteels;stress-corrosioncracking
【摘要】:Formostapplications,thisenvironmentprovidesanacceleratedmethodofrankingtherelativedegreeofstress-corrosioncrackingsusceptibilityforstainlesssteelsandrelatedalloysinaqueouschloride-containingenvironments.Materialsthatnormallyprovideacceptableresistanceinhotchlorideservicemaycrackinthistest.Thetestmaynotberelevanttostress-corrosioncrackinginpolythionicacidorcausticenvironments.Resistancetostress-corrosioncrackinginboilingmagnesiumchloride(155.0x00B0;C(311.0x00B0;F))should,wherepossible,becorrelatedtoresistanceinserviceforthematerialsofinterest.However,suchcorrelationsmaynotalwaysbepossible.Boilingmagnesiumchloridemayalsocausepittingofmanystainlessalloys.Thisleadstothepossibilityofconfusingstress-corrosionfailureswithmechanicalfailuresinducedbycorrosion-reducednetcrosssections.Thisdangerisparticularlygreatwhensmallcrosssectionsamples,highappliedstresslevels,longexposureperiods,stress-corrosionresistantalloys,oracombinationthereofarebeingused.Carefulexaminationisrecommendedforcorrectdiagnosisofthecauseoffailure.1.1Thispracticedescribesaprocedureforconductingstress-corrosioncrackingtestsinaboilingmagnesiumchloridesolution.Althoughthistestmaybeperformedusingvariousconcentrationsofmagnesiumchloride,thisprocedurecoversatestsolutionheldataconstantboilingtemperatureof155.01.0176;C(311.01.8176;F).TheboilingpointsofaqueousmagnesiumchloridesolutionsatoneatmospherepressureasafunctionofconcentrationareshowngraphicallyinFig.1.Asuggestedtestapparatuscapableofmaintainingsolutionconcentrationandtemperaturewithintheprescribedlimitsforextendedperiodsoftimeisalsodescribedherein.1.2Theboilingmagnesiumchloridetestisapplicabletowrought,cast,andweldedstainlesssteelsandrelatedalloys.Itisamethodfordetectingtheeffectsofcomposition,heattreatment,surfacefinish,microstructure,andstressonthesusceptibilityofthesematerialstochloridestresscorrosioncracking.1.3Thispracticeisconcernedprimarilywiththetestsolution,whichmaybeusedwithavarietyofstresscorrosiontestspecimens,surfacefinishes,andmethodsofapplyingstress.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeSectionforspecificsafetyprecautions.
【中国标准分类号】:H25
【国际标准分类号】:77_060
【页数】:6P.;A4
【正文语种】:
【英文标准名称】:Ferritecores-Dimensions-Part9:Planarcores;Amendment1
【原文标准名称】:铁氧体磁心.尺寸.第9部分:平面磁铁心.修改件1
【标准号】:IEC62317-9AMD1-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-02
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC51
【标准类型】:()
【标准水平】:()
【中文主题词】:应用;铁芯盒;尺寸;电气元件;电气工程;铁氧体磁心;电感;磁的;电磁元件;多层印刷板;总高度;电源;浅;形状;使用;绕组
【英文主题词】:Accessories;Applications;Corebox;Dimensions;Electricalcomponents;Electricalengineering;Ferritcores;Inductance;Magnetic;Magneticcomponents;Materials;Multilayerprintedboards;Overallheights;Oxides;Powersupply;Shallow;Shape;Use;Windings
【摘要】:ThisisAmendment12toIEC62317-9-2006(Ferritecores-Dimensions-Part9:Planarcores)
【中国标准分类号】:K14
【国际标准分类号】:29_100_10
【页数】:3P;A4
【正文语种】:英语