SAE AMS3830 Silica ClothBStag Phenolic Resin Impregnated High Pressuremolding (Cancelled Jul 1990)
时间:2024-05-05 11:43:01 来源: 标准资料网 作者：标准资料网 阅读：8317
Product Code:SAE AMS3830
Title:Silica ClothBStag Phenolic Resin Impregnated High Pressuremolding (Cancelled Jul 1990)
Issuing Committee:Ams P17 Composite Materials Committee
Scope:
【英文标准名称】:StandardTestMethodforMeasurementofAirborneSoundAttenuationbetweenRoomsinBuildings
【原文标准名称】:建筑物房间之间气载噪声衰减率的标准试验方法
【标准号】:ASTME336-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:E33.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:声学;建筑声学;建筑物;建筑;绝缘;测量;噪声控制(声学的);声音;测试
【英文主题词】:airbornesoundtransmissionloss;apparentsoundtransmissionclass;apparenttransmissionloss;fieldsoundtransmissionclass;fieldtransmissionloss;flankingtransmission;noiseisolationclass;noisereduction;normalizednoiseisolationclass;soundtransmissioncoefficient;soundtransmissionloss;transmissionloss;
【摘要】:1.1Thesoundisolationbetweentwospacesinabuildingisdeterminedbyacombinationofthedirecttransmissionthroughthenominallyseparatingbuildingelement(asnormallymeasuredinalaboratory)andanytransmissionalonganumberofindirectpaths,usuallyreferredtoasflankingpaths.illustratesthedirectpathsandsomepossiblestructuralflankingpaths.Additionalnon-structuralflankingpathsmayincludetransmissionthroughcommonairductsbetweenrooms,ordoorstothecorridorfromadjacentrooms.1.2Themainpartofthistestmethoddefinesproceduresandmetricstoassessthesoundisolationbetweentworoomsinabuildingseparatedbyacommonpartitionincludingbothdirectandflankingtransmissionpaths.Appropriatemeasuresandtheirsinglenumberratingsarethenoisereduction(NR)andnoiseisolationclass(NIC),thenormalizednoisereduction(NNR)andnormalizednoiseisolationclass(NNIC),andtheapparenttransmissionloss(ATL)andapparentsoundtransmissionclass(ASTC).WiththeexceptionoftheATLandASTCunderspecifiedconditions,theseproceduresareonlyapplicablewhenbothroomvolumesarelessthan150m3.Note1Theword"partition"inthistestmethodincludesalltypesofwalls,floors,oranyotherboundariesseparatingtwospaces.Theboundariesmaybepermanent,operable,ormovable.1.3providesmethodstoassessthesoundtransmissionthroughapartitionorpartitionelementwiththeinfluenceofflankingtransmissionreduced.Thesemethodsmaybeusedwhenitmustbedemonstratedthatapartitionhasachievedaspecifiedminimumsoundattenuation.Theresultsarethefieldtransmissionloss(FTL)andfieldsoundtransmissionclass(FSTC).1.4providesmethodstomeasurethesoundisolationbetweenportionsoftworoomsinabuildingseparatedbyacommonpartitionincludingbothdirectandflankingpathswhenatleastoneoftheroomshasavolumeof150m3ormore.Theresultsarethenoisereduction(NR)andnoiseisolationclass(NIC).Thisstandardmayinvolvehazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P31
【国际标准分类号】:91_120_20
【页数】:12P.;A4
【正文语种】:
【英文标准名称】:Ophthalmicimplants-Intraocularlenses-Phakicintraocularlenses
【原文标准名称】:眼科植入物.眼内透镜.晶体眼人工晶体植入术
【标准号】:BSENISO11979-10-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-09-29
【实施或试行日期】:2006-09-29
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:临床研究;临床试验;尺寸;耐久性;植入术(外科);眼内透镜;透镜;机械性能;医疗产品;目镜;眼科光学;眼科学;光学;特性;规范(验收);外科植入物;试验
【英文主题词】:
【摘要】:ISO11979-10:2006isapplicabletoanyintraocularlens(IOL)whoseprimaryindicationisthemodificationoftherefractivepowerofaphakiceyebutexcludesphakicIOLs(PIOLs)thatutilizemultifocalorothersimultaneousvisionopticstoaddresspresbyopiclossofaccommodationandPIOLsthatcorrectastigmatism.ISO11979-10:2006addressesspecificrequirementsforPIOLsnotaddressedintheotherpartsofISO11979.
【中国标准分类号】:C32
【国际标准分类号】:11_040_70
【页数】:28P;A4
【正文语种】:英语