【英文标准名称】:Forestrymachinery-Noisetestcodeforportablehand-heldmachineswithinternalcombustionengine-Engineeringmethod(Grade2accuracy)(ISO22868:2005);GermanversionENISO22868:2006
【原文标准名称】:林业机械.带内燃机的便携手持式机械的噪声试验规范.工程法(2级精确度)
【标准号】:DINENISO22868-2006
【标准状态】:作废
【国别】:德国
【发布日期】:2006-01
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:事故预防;声学测量;声学测试;声学;空气噪声;链锯;测定;文献;林业;林业设备;林业机械;内燃机;割草机;测量不确定度;测量技术;机械性能;机械测试;机械驱动装置;电动机驱动的;电动机;噪声;噪声辐射;噪声测量;使用条件;便携的;电力传动系统;危险防护;修枝剪;安全装置;安全要求;声级;声功率;声压;声压级;规范(验收);测试;木料切割;用户信息;林地培育;工作场所安全
【英文主题词】:Accidentprevention;Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoise;Chainsaws;Determination;Englishlanguage;Forestry;Forestryequipment;Forestrymachines;Internalcombustionengines;Lawn-mowers;Measuringincertainity;Measuringtechniques;Mechanicalproperties;Mechanicaltesting;Mechanically-operateddevices;Motor-operated;Motors;Noise;Noiseemissions;Noisemeasurements;Operatingconditions;Operationalinstructions;Portable;Powertransmissionsystems;Protectionagainstdanger;Pruningshears;Safetydevice;Safetydevices;Safetyrequirements;Soundlevel;Soundpower;Soundpressure;Soundpressurelevel;Specification(approval);Testing;Treecutting;Userinformation;Woodculture;Workplacesafety
【摘要】:Thisnoisetestcodespecifiestheinformationnecessarytocarryoutefficientlyandunderstandardisedconditionsthedeterminationofthenoiseemissioncharacteristicsofportablehand-held,combustionenginepoweredforestmachinessuchaschainsaws,brush-cuttersandgrasstrimmers.NoiseemissioncharacteristicsincludetheA-weightedemissionsoundpressurelevelattheoperatorpositionandtheA-weightedsoundpowerlevel.Itisintendedformanufacturers'productcontrolaswellastypetests.Itisintendedthattheresultsobtainedcanbeusedtocomparedifferentmachinesordifferentmodelsofthesametypeofmachine.Althoughthenoiseemissionvaluesdeterminedareobtainedinanartificialoperation,theyarerepresentativeofnoiseemissioninarealworksituation.#,,#
【中国标准分类号】:B95
【国际标准分类号】:17_140_20;65_060_80
【页数】:32P;A4
【正文语种】:德语


【英文标准名称】:Para-aramidfibrefilamentyarns-Part3:Technicalspecifications;GermanversionEN13003-3:1999
【原文标准名称】:帕蜡-芳族聚酰胺-长丝纱.第3部分:技术规范
【标准号】:DINEN13003-3-1999
【标准状态】:现行
【国别】:德国
【发布日期】:1999-06
【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】:矿物纤维;芳族聚酰胺纤维;细度;高级材料;长丝;长丝纱;特性;分类;增强纤维;高弹性模数长丝纱;纱;交货条件
【英文主题词】:
【摘要】:Thedocumentappliestohighperformancepara-aramidfibrefilamentyarnsasdefinedinENmaterialstandards.Thepara-aramidfibrefilamentyarnsareusedforthereinforcementofpolymercompositesinordertoincreasethemechanicalproperties.Theproductionmethodforthepara-aramidfibrefilamentyarnisawetspinningprocessfromaPPTA(polyphenyleneterphtalamide)solution.
【中国标准分类号】:W52
【国际标准分类号】:59_080_20
【页数】:6P;A4
【正文语种】:德语