BS EN ISO 717-1-1997 声学.建筑物和建筑物构件内的隔音测定.空中隔音

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【英文标准名称】:Acoustics.Ratingofsoundinsulationinbuildingsandofbuildingelements.Airbornesoundinsulation
【原文标准名称】:声学.建筑物和建筑物构件内的隔音测定.空中隔音
【标准号】:BSENISO717-1-1997
【标准状态】:现行
【国别】:英国
【发布日期】:1997-08-15
【实施或试行日期】:1997-08-15
【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】:声学测量;声学;空气噪声;空气声隔绝(隔声);建筑声学;建筑物;组件;建筑;建筑系统构件;定义(术语);数字;误差修正;频率;图解法;材料测试;数学计算;测量;噪声控制(声学的);噪声(环境的);性能;评定;数值修约;隔音;声强;波谱;公差(测量)
【英文主题词】:Acousticmeasurement;Acoustics;Airbornenoise;Airbornesoundinsulation;Buildingacoustics;Buildings;Components;Construction;Constructionsystemsparts;Definitions;Digits;Errorcorrection;Frequencies;Graphicalmethods;Materialstesting;Mathematicalcalculations;Measurement;Noisecontrol(acoustic);Noise(environmental);Performance;Ratings;Rounding(numbers);Soundinsulation;Soundintensity;Spectra;Tolerances(measurement)
【摘要】:ThispartofISO717a)definessingle-numberquantitiesforairbornesoundinsulationinbuildingsandofbuildingel-ementssuchaswalls,floors,doorsandwindows;b)takesintoconsiderationthedifferentsoundlevelspectraofvariousnoisesourcessuchasnoisesourcesinsideabuildingandtrafficoutsideabuilding;andc)givesrulesfordeterminingthesequantitiesfromtheresultsofmeasurementscarriedoutinone-third-octaveoroctavebandsinaccordancewithISO140-3,ISO140-4,ISO140-5,ISO140-9andISO140-10.Thesingle-numberquantitiesinaccordancewiththispartofISO717areintendedforratingtheairbornesoundinsulationandforsimplifyingtheformulationofacousticalrequirementsinbuildingcodes.There-quirednumericalvaluesofthesingle-numberquan-titiesarespecifiedaccordingtovaryingneeds.Thesingle-numberquantitiesarebasedonresultsofmeasurementsinone-third-octavebandsoroctavebands.ForlaboratorymeasurementsmadeinaccordancewithISO140-3,ISO140-9andISO140-10,single-numberquantitiesshouldbecalculatedusingone-third-octavebandsonly.TheratingofresultsofmeasurementscarriedoutoveranenlargedfrequencyrangeisdealtwithinannexB.
【中国标准分类号】:P31
【国际标准分类号】:91_120_20
【页数】:26P.;A4
【正文语种】:英语


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【英文标准名称】:Blankdetailspecification:Directlyheatedpositivetemperaturecoefficientthermistorsprimarilyintendedforheatingelement;GermanversionEN144002:1994
【原文标准名称】:空白详细规范.作为加热冷导体优先使用的直接加热冷导体
【标准号】:DINEN144002-1995
【标准状态】:作废
【国别】:德国
【发布日期】:1995-05
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:测定;电子设备及元件;布置;设计;应用;空白格式;热敏电阻;正温度系数热敏电阻;详细规范;含量;质量;电气工程
【英文主题词】:contents;quality;electricalengineering;blankforms;ptc-thermistors;design;thermistors;layout;detailspecification;determinations;use;electronicequipmentandcomponents
【摘要】:
【中国标准分类号】:H62
【国际标准分类号】:31_040_30
【页数】:12P;A4
【正文语种】:德语


【英文标准名称】:StandardTestMethodforLow-PressureAirTestofVitrifiedClayPipeLines
【原文标准名称】:上釉陶土管道的低压空气试验的标准试验方法
【标准号】:ASTMC828-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:C04.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:充气试验;陶土管;管;气压试验;下水道;测试;试验管段;釉面陶土管;验收准则/测试-陶土管/配件;气压测试-建筑产品/材料;陶土管/管道系统;现场试验;低压充气试验;压力检测-管道;釉面陶土管/配件
【英文主题词】:airtest;claypipe;pipe;pressuretest;sewers;testing;testsection;vitrifiedclaypipe;Acceptancecriteria/testing--claypipe/fittings;Airpressuretesting--buildingconstructions/materials;Claypipe/pipingsystems;Fieldtesting;Low-pressureairtest;Press
【摘要】:1.1Thistestmethoddefinesproceduresfortestingvitrifiedclaypipelines,usinglow-pressureair,todemonstratetheintegrityoftheinstalledline.RefertoPracticeC12.1.2Thistestmethodshallbeperformedonlinesafterconnectionlaterals,ifany,havebeenpluggedandbracedadequatelytowithstandthetestpressure,andafterthetrencheshavebeenbackfilledforasufficienttimetogenerateasignificantportionoftheultimatetrenchloadonthepipeline.Thetimebetweencompletionofthebackfilloperationandlow-pressureairtestingshallbedeterminedbytheapprovingauthority.1.3Thistestmethodmayalsobeusedasapreliminarytest,whichenablestheinstallertodemonstratetheconditionofthelinepriortobackfillandfurtherconstructionactivities.1.4Thistestmethodissuitablefortestinggravity-flowsewerpipeconstructedofvitrifiedclayorcombinationsofclayandotherpipematerials.1.5TerminologyC896istobeusedforclarificationofterminologyinthistestmethod.1.6Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q31
【国际标准分类号】:23_040_01
【页数】:3P.;A4
【正文语种】: