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【英文标准名称】:Noisetestcodeforfoundrymachinesandequipment
【原文标准名称】:铸造机器和设备的噪音试验规程
【标准号】:BSEN1265-1999
【标准状态】:作废
【国别】:英国
【发布日期】:1999-12-15
【实施或试行日期】:1999-12-15
【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;砂轮;报告;操作工位;振动;空气;爆破;职业安全;噪声(环境的);准确度;铸造学;机床部件;自然工作条件;铸模设备;基座;试样;公式;试验条件;试验设备;声强;试样制备;验证;铸造工艺;装配;噪声控制;磨蚀;再现性;声学测量;位置;修芯钻;铸造设备;压模铸造;声学性质和声学现象
【英文主题词】:Acoustics;Airbornenoiseemitted;Blankforms;Definition;Definitions;Emissionmeasurement;Emissions;Forms(paper);Foundries;Foundryengineering;Foundryequipment;Machineinstallation;Manneroffastening;Measurement;Measuringincertainity;Measuringtechniques;Mechanicalengineering;Noise;Noiseemissions;Noisemeasurement;Noisemeasurements;Noisereduction;Plant;Precision;Soundlevel;Soundpressurelevel;Technicaldatasheets;Testing;Workingplaces
【摘要】:BasedonEN292-2:1991,annexA1.7.4f,thisnoisetestcodespecifiesalltheinformationnecessarytocarryoutefficientlyandunderstandardizedconditionsthedetermination,declarationandverificationofthenoiseemissioncharacteristicsofseveralgroupsoffoundrymachinery.Itspecifiesnoisemeasurementmethodsthatareavailableandoperatingandmountingconditionsthatshallbeusedforthetest.Noiseemissioncharacteristicsincludeemissionsoundpressurelevelsatworkstationsandthesoundpowerlevel.Thedeterminationofthesequantitiesisnecessaryfor:—manufacturerstodeclarethenoiseemitted;—comparingthenoiseemittedbymachinesinthegroupconcerned;—purposesofnoisecontrolatthesourceatthedesignstage.Theuseofthisstandardensuresthereproducibilityofthedeterminationofthenoiseemissioncharacteristicswithinspecifiedlimitsdeterminedbythegradeofaccuracyofthebasicnoisemeasurementmethodused.Noisemeasurementmethodsallowedbythisstandardareengineeringmethods(grade2)andsurveymethods(grade3).Thisstandardhasamainbodygivinggeneralrequirementscommontothefoundrymachinesfamily.Sixnormativeannexesgiverequirementsspecifictothegroupsoffoundrymachinerylistedbelow:—coremakingmachines(EN710);—mouldingmachines(EN710);—knock-outgridsandknock-outtrays(EN710);—dryabrasiveblastingequipment(notrestrictedtofoundryapplication)(prEN1248);—air-blastingequipment(prEN1248);—diecastingmachines(EN869);andsixinformativeannexesgivingguidanceforthedefinitionofspecificoperatingconditions.Themainbodyofthisstandardalsogivesguidanceforthemeasurementofthenoiseemissionoffoundrymachinesnotdealtwithintheannexes.Thisstandarddoesnotcoverthecomputationofpersonneldailynoiseexposure.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20;25_120_30
【页数】:32P.;A4
【正文语种】:英语


【英文标准名称】:SpecificationforHolesandSlotsforInchCorticalBoneScrews
【原文标准名称】:英制皮质骨螺钉孔及槽
【标准号】:ASTMF367-1981(1991)
【标准状态】:作废
【国别】:
【发布日期】:1981
【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】:
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:开槽;螺钉;孔;骨螺钉;规范(批准);医疗设备;医学科学
【英文主题词】:
【摘要】:
【中国标准分类号】:C45
【国际标准分类号】:11_040_40
【页数】:
【正文语种】: