【英文标准名称】:Acoustics-Measurementofsoundinsulationinbuildingsandofbuildingelements-Part11:Laboratorymeasurementsofthereductionoftransmittedimpactsoundbyfloorcoveringsonlightweightreferencefloors
【原文标准名称】:声学.建筑物和建筑构件的隔声测量.第11部分:轻型标准楼板覆盖物传递冲击声音减低的实验室测量
【标准号】:ISO140-11-2005
【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(IX-ISO)
【起草单位】:ISO/TC43
【标准类型】:()
【标准水平】:()
【中文主题词】:楼板;建筑物;声学试验室;声学性质和声学现象;声学;隔音;顶棚;声学测量;频率范围;噪声控制;测量;建筑;材料试验;结构体系;试验;冲击声级;测量技术;定义;测量频率;试验台;隔声;声场;空气声隔绝(隔声);试验准备工作;声级;建筑声学;冲击声隔绝;空白格式;实验室试验;声压级
【英文主题词】:Acousticmeasurement;Acousticpropertiesandphenomena;Acoustictestingrooms;Acoustics;Airbornesoundinsulation;Blankforms;Buildingacoustics;Buildings;Ceilings;Construction;Definitions;Floors;Frequencyranges;Impactsoundinsulation;Impactsoundlevel;Laboratorytests;Materialstesting;Measurement;Measuringfrequencies;Measuringtechniques;Noisecontrol(acoustic);Soundfields;Soundinsulation;Soundlevels;Soundpressurelevel;Soundproofing;Structuralsystems;Testbenches;Testing;Testingset-ups
【摘要】:ThispartofISO140specifiesmethodsformeasuringtheacousticpropertiesoffloorcoveringsfromtheviewpointofreducingimpactsoundtransmission.ThepurposeofthispartofISO140istoestablishamethodfordeterminingtheimpactsoundinsulationofafloorcoveringunderstandardtestconditions.Thetestislimitedtothespecificationofproceduresforthephysicalmeasurementofsoundoriginatingfromanartificialimpactsource(tappingmachine)underlaboratoryconditionsandisnotdirectlyrelatedtothesubjectivesignificanceoftheresults.InthispartofISO140,atestmethodisdescribedusingthestandardtappingmachinetosimulateimpactsourceslikehumanfootstepswithshoes.Inaddition,methodsusingamodifiedtappingmachineandaheavy/softimpactsourcearealsointroducedininformativeAnnexesCandEfortheassessmentofimpactsoundinsulationofafloorcoveringagainstimpactsourceswithstrongcomponentsatlowfrequencies,suchashumanfootstepsorchildrenjumping.Asasimplifiedmethodforthemeasurementofthereductionoffloorimpactsoundpressurelevelbysoftandresilientfloorcoverings,themethodusingawoodenmock-upfloorisintroducedinAnnexD.ThispartofISO140isapplicabletoallfloorcoverings,whethersingleormulti-layered,asinstalledonlightweightfloors.Inthecaseofmulti-layeredcoverings,theycanbefactory-assembledorassembledatthetestsite.Thetestmethodisapplicableonlytolaboratorymeasurements.Itdoesnotcontainanyprovisionthatpermitsanassessmentoftheeffectivenessofafloorcoveringinsitu.
【中国标准分类号】:P31
【国际标准分类号】:91_120_20
【页数】:30P;A4
【正文语种】:英语


【英文标准名称】:Plasticspipesandfittings-Automaticrecognitionsystemsforelectrofusionjoints.
【原文标准名称】:塑料管和配件.电熔焊接头的自动识别系统
【标准号】:NFT54-975-2007
【标准状态】:现行
【国别】:法国
【发布日期】:2007-12-01
【实施或试行日期】:2007-12-01
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:自动;定义;检测;电焊;电源;配件;熔焊接头;熔焊;加热线圈焊接;识别方法;管道配件;塑料管;分辨;测试;热塑性聚合物;焊接设备
【英文主题词】:Automatic;Definition;Definitions;Detection;Electricwelding;Energysupply;Fittings;Fusionweldedjoints;Fusionwelding;Heatingcoilwelding;Identificationmethods;Pipefittings;Plasticpipes;Recognition;Testing;Thermoplasticpolymers;Weldingequipment
【摘要】:
【中国标准分类号】:G33
【国际标准分类号】:23_040_20;23_040_45
【页数】:62P;A4
【正文语种】:其他