【英文标准名称】:Acoustics-Measurementofnoiseemittedbyacceleratingroadvehicles-Engineeringmethod
【原文标准名称】:声学加速中的道路车辆发射的噪声测量工程法
【标准号】:ISO362-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-06
【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】:测量技术;道路车辆;声压;测量;定义;定义;声学测量;声学测量;噪声测量;摩托车;城镇;噪声(环境的);声试验;噪声(声音的);机械噪声;加速度;噪声;噪声;试验;声学试验;精密度;交通业务;声学
【英文主题词】:Acceleration;Acousticmeasurement;Acoustictesting;Acoustics;Definitions;Machinenoise;Measurement;Measuringtechniques;Motorvehicles;Movementnoise;Noise;Noise(environmental);Noisemeasurements;Precision;Roadvehicles;Soundpressure;Testing;Towns;Traffic
【摘要】:ThisInternationalStandardspecifiesanengineeringmethodformeasuringthenoiseemittedbyacceleratingroadvehicles.Themethodisdesignedtomeettherequirementsofsimplicityasfarastheyareconsistentwithreproducibilityofresultsundertheoperatingconditionsofthevehicle.Thespecificationsareintendedtoreproducethenoiselevelswhichareproducedduringtheuseofintermediategearswithfullutilizationoftheenginepoweravailableasmayoccurinurbantraffic.Thetestmethodrequiresanacousticalenvironmentwhichcanonlybeobtainedinanextensiveopenspace.Suchconditionscanusuallybeprovidedfor:—typeapprovalmeasurementsofvehicle;—measurementsatthemanufacturingstage;and—measurementsatofficialtestingstations.NOTEItshouldbenotedthatspotcheckingofvehicleschosenatrandomcanrarelybemadeinanidealacousticalenvironment.IfmeasurementshavetobecarriedoutontheroadinanacousticalenvironmentwhichdoesnotfulfiltherequirementsstatedinthisInternationalStandard,itshouldberecognizedthattheresultsobtainedmaydeviateappreciablyfromtheresultsobtainedusingthespecifiedconditions.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_30;43_020
【页数】:12P;A4
【正文语种】:英语


【英文标准名称】:Nanotechnologies-Determinationofelementalimpuritiesinsamplesofcarbonnanotubesusinginductivelycoupledplasmamassspectrometry
【原文标准名称】:纳米技术.电感耦合等离子体质谱分析法测定碳纳米管样品内元素杂质
【标准号】:IEC113/106/DTS-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-02
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC113
【标准类型】:()
【标准水平】:()
【中文主题词】:碳;特征;定义(术语);电气工程;感应耦合等离子体(ICP);杂质;感应耦合等离子体;质谱学;纳米管;纳米技术;特性
【英文主题词】:Carbon;Characteristics;Definitions;Electricalengineering;ICP;Impurities;InductivelyCoupledPlasma;Massspectrometry;Nanotubes;Nanotechnology;Properties
【摘要】:
【中国标准分类号】:L10
【国际标准分类号】:07_030;31_020
【页数】:
【正文语种】:英语