DIN EN 300392-3-4-2011 地面中继电系统(TETRA)-声音加数据(V+D)-第3部分:系统间接口(ISI)上的交互工作.第4分部分:附加网络特征短数据业务(ANF-ISISDS)(英文版核准本EN300392-3-4V1.3.1(2010-08
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【英文标准名称】:TerrestrialTrunkedRadio(TETRA)-VoiceplusData(V+D)-Part3:InterworkingattheInter-SystemInterface(ISI)-Sub-part4:AdditionalNetworkFeatureShortDataService(ANF-ISISDS)(EndorsementoftheEnglishversionEN300392-3-4V1.3.1(2010-08)
【原文标准名称】:地面中继电系统(TETRA)-声音加数据(V+D)-第3部分:系统间接口(ISI)上的交互工作.第4分部分:附加网络特征短数据业务(ANF-ISISDS)(英文版核准本EN300392-3-4V1.3.1(2010-08
【标准号】:DINEN300392-3-4-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-04
【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】:
【英文主题词】:Datatransfer;Interfaces;Interfaces(dataprocessing);Radioengineering;Radioequipment;Radionetworks;Specification(approval);Speechtransmission;Telecommunication;Telecommunications;TETRA;Transeuropeantrunkedradio;Wirelesscommunicationservices
【摘要】:
【中国标准分类号】:M36
【国际标准分类号】:33_070_10
【页数】:2P;A4
【正文语种】:德语
【英文标准名称】:StandardPracticeforSelectionofWaterVaporRetardersforThermalInsulation
【原文标准名称】:热绝缘用水蒸气缓凝剂选择的标准实施规程
【标准号】:ASTMC755-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:C16.33
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:设计;材料;选择;隔热
【英文主题词】:design;materials;selection;thermalinsulation
【摘要】:Experiencehasshownthatuncontrolledwaterentryintothermalinsulationisthemostseriousfactorcausingimpairedperformance.Waterentryintoaninsulationsystemmaybethroughdiffusionofwatervapor,airleakagecarryingwatervapor,andleakageofsurfacewater.Applicationspecificationsforinsulationsystemsthatoperatebelowambientdew-pointtemperaturesshouldincludeanadequatevaporretardersystem.Thismaybeseparateanddistinctfromtheinsulationsystemormaybeanintegralpartofit.Forselectionofadequateretardersystemstocontrolvapordiffusion,itisnecessarytoestablishacceptablepracticesandstandards.VaporRetarderFunction8212;Waterentryintoaninsulationsystemmaybethroughdiffusionofwatervapor,airleakagecarryingwatervapor,andleakageofsurfacewater.Theprimaryfunctionofavaporretarderistocontrolmovementofdiffusingwatervaporintoorthroughapermeableinsulationsystem.Thevaporretardersystemaloneisseldomintendedtopreventeitherentryofsurfacewaterorairleakage,butitmaybeconsideredasasecondlineofdefense.VaporRetarderPerformance8212;Designchoiceofretarderswillbeaffectedbythicknessofretardermaterials,substratetowhichapplied,thenumberofjoints,availablelengthandwidthofsheetmaterials,usefullifeofthesystem,andinspectionprocedures.Eachofthesefactorswillhaveaneffectontheretardersystemperformanceandeachmustbeconsideredandevaluatedbythedesigner.Althoughthispracticeproperlyplacesmajoremphasisonselectingthebestvaporretarders,itmustberecognizedthatfaultyinstallationtechniquescanimpairvaporretarderperformance.Theeffectivenessofinstallationorapplicationtechniquesinobtainingdesignwatervaportransmission(WVT)performancemustbeconsideredintheselectionofretardermaterials.Asanexampleoftheevaluationrequired,itmaybeimpracticaltospecifyalowerx201C;asinstalledx201D;value,becausedifficultiesoffieldapplicationoftenwillprecludex201C;asinstalledx201D;attainmentoftheinherentWVTvaluesofthevaporretardermaterialsused.Thedesignercouldapproachthisrequirementbyselectingamembraneretardermaterialthathasalowerpermeancemanufacturedin5-ft(1.5-m)widthorasheetmaterial20ft(6.1m)widehavingahigherpermeance.Thesealternativesmaybeapproximatelyequivalentonaninstalledbasissincethewidermaterialhasfewerseamsandjoints.Foranotherexample,whenselectingmasticorcoatingretardermaterials,thechoiceofaproducthavingapermeancevaluesomewhathigherthanthelowestobtainablemightbejustifiedonthebasisofitseasierapplicationtechniques,thusensuringx201C;asinstalledx201D;systemattainmentofthespecifiedpermeance.Thepermeanceofthesubstrateanditseffectsontheapplicationoftheretardermaterialmustalsobeconsideredinthiscase.1.1Thispracticeoutlinesfactorstobeconsidered,describesdesignprinciplesandproceduresforwatervaporretarderselection,anddefineswatervaportransmissionvaluesappropriateforestablishedcriteria.Itisintendedfortheguidanceofdesignengineersinpreparingvaporretarderapplicationspecificationsforcontrolofwatervaporflowthroughthermalinsulation.Itcoverscommercialandresidentialbuildingconstructionandindustrialapplicationsintheservicetemperaturerangefromx2212;40to+150x00B0;F(x2212;40to......
【中国标准分类号】:
【国际标准分类号】:91_120_10
【页数】:12P.;A4
【正文语种】:
【英文标准名称】:Rubberhosesandtubingforfuelcircuitsforinternalcombustionengines.Specification-Dieselfuels
【原文标准名称】:内燃机用燃料回路用橡胶软管和管件.规范.柴油
【标准号】:BSISO19013-1-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-01-10
【实施或试行日期】:2006-01-10
【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】:柴油;尺寸;内燃机;液体燃料;作标记;橡胶;橡胶软管;橡胶制品;规范;抗断裂强度;试验;试验;试验;试验
【英文主题词】:Dieselfuels;Dimensions;Internalcombustionengines;Liquidfuels;Marking;Rubber;Rubberhoses;Rubberproducts;Specification;Tearingstrength;Testing
【摘要】:ISO19013-1:2005specifiestherequirementsforrubbertubingandhosesusedindieselfuelcircuitsforinternalcombustionengines.Thedieselfuelscoveredinclude'bio-diesels'whichconsistofthemethylesterofrapeseedoilatlevelsupto20%byvolumeinconventionaldieselfuels.Inaddition,thisspecificationmayalsobeappliedasaclassificationsystemtoenableoriginalequipmentmanufacturers(OEMs)todetaila'linecall-out'oftestsforspecificapplicationswherethesearenotcoveredbythemaintypesspecified.Inthiscase,thehoseortubingwouldnotcarryanymarkingshowingthenumberofthispartofISO19013butmaydetailtheOEM'sownidentificationmarkingsasshownontheirpartdrawings.
【中国标准分类号】:J91;G42
【国际标准分类号】:23_040_70;27_020;43_060_40
【页数】:24P.;A4
【正文语种】:英语