ASTM F 15-1978 铁-镍-钴密封合金
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【英文标准名称】:Iron-Nickel-CobaltSealingAlloy
【原文标准名称】:铁-镍-钴密封合金
【标准号】:ASTMF15-1978
【标准状态】:作废
【国别】:美国
【发布日期】:1978
【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】:合金;镍;铁;电子工程;钴;密封
【英文主题词】:cobalt;iron;alloys;sealing;electronicengineering;nickel
【摘要】:
【中国标准分类号】:H42
【国际标准分类号】:77_080_10;77_120_00
【页数】:5P;A4
【正文语种】:英语
【原文标准名称】:铁-镍-钴密封合金
【标准号】:ASTMF15-1978
【标准状态】:作废
【国别】:美国
【发布日期】:1978
【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】:合金;镍;铁;电子工程;钴;密封
【英文主题词】:cobalt;iron;alloys;sealing;electronicengineering;nickel
【摘要】:
【中国标准分类号】:H42
【国际标准分类号】:77_080_10;77_120_00
【页数】:5P;A4
【正文语种】:英语
下载地址: 点击此处下载
【英文标准名称】:Informationtechnology-Genericcodingofmovingpicturesandassociatedaudioinformation:Systems-Amendment4:TransportofMultiviewVideo
【原文标准名称】:信息技术.运动图像及其伴音信息的通用编码:系统.修改件4:多重视检视频发送
【标准号】:ISO/IEC13818-1AMD4-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-12-15
【实施或试行日期】:2009-12-15
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1/SC29
【标准类型】:()
【标准水平】:()
【中文主题词】:音频系统;汇编;编码(数据转换);数据转换;数据处理;定义;编码;数字;图像处理;信息技术;录音;系统建筑学;视频记录
【英文主题词】:Audiosystems;Codification;Coding(dataconversion);Dataconversion;Dataprocessing;Definitions;Encoding;Figures;Imageprocessing;Informationtechnology;Soundrecording;Systemarchitecture;Videorecording
【摘要】:Informationtechnology—Genericcodingofmovingpicturesandassociatedaudioinformation:SystemsAMENDMENT4:TransportofmultiviewvideooverRec.ITU-TH.222.0|ISO/IEC13818-1
【中国标准分类号】:L81
【国际标准分类号】:35_040
【页数】:26P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforLaboratoryMeasurementoftheEffectivenessofFloorCoveringsinReducingImpactSoundTransmissionThroughConcreteFloors
【原文标准名称】:地板覆盖物在降低穿过混凝土地面传播的碰撞声音效果的实验室测量的标准试验方法
【标准号】:ASTME2179-2003(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:E33.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:impactinsulationclass;impactsoundinsulation;impactsoundpressurelevel;tappingmachine;Effectivenesstesting;Flooring/floorcoveringsystems(concrete);Impactinsulationclass(IIC);Impactsoundtransmission(buildingelements);Laboratorys
【摘要】:Theimpactsoundratingforafloorassemblyisdeterminedbothbythebasicfloorassemblyandthefloorcoveringontheuppersurface.Thesamefloorcoveringincombinationwithdifferentbasicfloorassemblieswillnotalwaysgivethesameimpactinsulationclass(IIC)ratings.Thistestmethodisdesignedtoprovidedatathatcharacterizethefloorcoveringalonewheninstalledoverconcreteslabfloors.Thex0394;IICratingcalculatedin13.4isusedtocomparetheeffectivenessofdifferentfloorcoveringsonconcretefloors.Theimpactinsulationclass(IIC)calculatedforthereferenceconcretefloorwithacoveringprovidesanindicationoftheimpactsoundinsulationthatthecoveringwillprovidewithtypical,monolithicconcretefloors.Whenthenormalizedimpactsoundpressurelevelsbelowabareconcreteslabareknown,thedifferencespectrumcalculatedin13.1maybeusedtoestimatetheimpactsoundpressurelevelsandhencetheIICthatwouldresultifthecoveringwereinstalledontheslab.Warning:Differencespectrameasuredusingthismethodshallnotbeusedtoestimateimpactsoundpressurelevelsforfloorscomprisingonlyoneortwolightweightfloorlayerssuchasorientedstrandboardorplywood.Suchestimatedimpactsoundpressurelevelswouldbeveryinaccurate.Note18212;Thedifferencespectrumcalculatedin13.1givesunreliableestimatesofthereductioninimpactsoundpressurelevelsduetothefloorcoveringwhenitisplacedonajoistfloorincorporatingaconcretetopping(about50mmthick)poureddirectlyontheplywoodsubfloororsteeldeck.Theestimatedimpactsoundpressurelevelsaretoolow.ThistestmethodcloselyfollowsthatdescribedinISO140-8exceptthatthesinglenumberratingusedistheimpactinsulationclass(IIC)describedinClassificationE989.Thedescriptionofthestandardconcreteflooralsodiffers.Note28212;TherequirementinClassificationE989thatnodeviationabovethereferencecontourmayexceed8dBmeansthatthereisnosimplerelationshipbetweenISO140-8testratingsandthosegeneratedbythismethod.1.1Thistestmethoddescribesamethodforthelaboratorymeasurementoftheeffectivenessoffloorcoveringsinreducingimpactnoisefromastandardtappingmachinethroughconcretefloors.Thetestresultsarenotnecessarilydirectlyrelatedtothesubjectiveevaluationsofthefloorcoverings.1.2Thistestmethodappliestoallfloorcoverings,whethersingleormulti-layered,asinstalledonastandardconcretefloor.Multi-layeredcoveringsmaybefactory-assembledorassembledatthetestlaboratory.1.3Thetestmethodappliesonlytolaboratorymeasurements.Itdoesnotapplytothemeasurementoftheeffectivenessofafloorcoveringinafieldsituation.1.4LaboratoryAccreditation8212;AprocedureforaccreditingalaboratoryforperformingthistestmethodisgiveninMethodE492.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q17
【国际标准分类号】:91_120_20
【页数】:5P.;A4
【正文语种】:英语
【原文标准名称】:信息技术.运动图像及其伴音信息的通用编码:系统.修改件4:多重视检视频发送
【标准号】:ISO/IEC13818-1AMD4-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-12-15
【实施或试行日期】:2009-12-15
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1/SC29
【标准类型】:()
【标准水平】:()
【中文主题词】:音频系统;汇编;编码(数据转换);数据转换;数据处理;定义;编码;数字;图像处理;信息技术;录音;系统建筑学;视频记录
【英文主题词】:Audiosystems;Codification;Coding(dataconversion);Dataconversion;Dataprocessing;Definitions;Encoding;Figures;Imageprocessing;Informationtechnology;Soundrecording;Systemarchitecture;Videorecording
【摘要】:Informationtechnology—Genericcodingofmovingpicturesandassociatedaudioinformation:SystemsAMENDMENT4:TransportofmultiviewvideooverRec.ITU-TH.222.0|ISO/IEC13818-1
【中国标准分类号】:L81
【国际标准分类号】:35_040
【页数】:26P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforLaboratoryMeasurementoftheEffectivenessofFloorCoveringsinReducingImpactSoundTransmissionThroughConcreteFloors
【原文标准名称】:地板覆盖物在降低穿过混凝土地面传播的碰撞声音效果的实验室测量的标准试验方法
【标准号】:ASTME2179-2003(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:E33.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:impactinsulationclass;impactsoundinsulation;impactsoundpressurelevel;tappingmachine;Effectivenesstesting;Flooring/floorcoveringsystems(concrete);Impactinsulationclass(IIC);Impactsoundtransmission(buildingelements);Laboratorys
【摘要】:Theimpactsoundratingforafloorassemblyisdeterminedbothbythebasicfloorassemblyandthefloorcoveringontheuppersurface.Thesamefloorcoveringincombinationwithdifferentbasicfloorassemblieswillnotalwaysgivethesameimpactinsulationclass(IIC)ratings.Thistestmethodisdesignedtoprovidedatathatcharacterizethefloorcoveringalonewheninstalledoverconcreteslabfloors.Thex0394;IICratingcalculatedin13.4isusedtocomparetheeffectivenessofdifferentfloorcoveringsonconcretefloors.Theimpactinsulationclass(IIC)calculatedforthereferenceconcretefloorwithacoveringprovidesanindicationoftheimpactsoundinsulationthatthecoveringwillprovidewithtypical,monolithicconcretefloors.Whenthenormalizedimpactsoundpressurelevelsbelowabareconcreteslabareknown,thedifferencespectrumcalculatedin13.1maybeusedtoestimatetheimpactsoundpressurelevelsandhencetheIICthatwouldresultifthecoveringwereinstalledontheslab.Warning:Differencespectrameasuredusingthismethodshallnotbeusedtoestimateimpactsoundpressurelevelsforfloorscomprisingonlyoneortwolightweightfloorlayerssuchasorientedstrandboardorplywood.Suchestimatedimpactsoundpressurelevelswouldbeveryinaccurate.Note18212;Thedifferencespectrumcalculatedin13.1givesunreliableestimatesofthereductioninimpactsoundpressurelevelsduetothefloorcoveringwhenitisplacedonajoistfloorincorporatingaconcretetopping(about50mmthick)poureddirectlyontheplywoodsubfloororsteeldeck.Theestimatedimpactsoundpressurelevelsaretoolow.ThistestmethodcloselyfollowsthatdescribedinISO140-8exceptthatthesinglenumberratingusedistheimpactinsulationclass(IIC)describedinClassificationE989.Thedescriptionofthestandardconcreteflooralsodiffers.Note28212;TherequirementinClassificationE989thatnodeviationabovethereferencecontourmayexceed8dBmeansthatthereisnosimplerelationshipbetweenISO140-8testratingsandthosegeneratedbythismethod.1.1Thistestmethoddescribesamethodforthelaboratorymeasurementoftheeffectivenessoffloorcoveringsinreducingimpactnoisefromastandardtappingmachinethroughconcretefloors.Thetestresultsarenotnecessarilydirectlyrelatedtothesubjectiveevaluationsofthefloorcoverings.1.2Thistestmethodappliestoallfloorcoverings,whethersingleormulti-layered,asinstalledonastandardconcretefloor.Multi-layeredcoveringsmaybefactory-assembledorassembledatthetestlaboratory.1.3Thetestmethodappliesonlytolaboratorymeasurements.Itdoesnotapplytothemeasurementoftheeffectivenessofafloorcoveringinafieldsituation.1.4LaboratoryAccreditation8212;AprocedureforaccreditingalaboratoryforperformingthistestmethodisgiveninMethodE492.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q17
【国际标准分类号】:91_120_20
【页数】:5P.;A4
【正文语种】:英语