【英文标准名称】:Electroacoustics-Simulatorsofhumanheadandear-Part6:Mechanicalcouplerforthemeasurementsonbonevibrators(IEC60318-6:2007);GermanversionEN60318-6:2008
【原文标准名称】:电声学.人类头部和耳朵的模拟器.第6部分:骨传导振动器的测量用机械耦合器
【标准号】:EN60318-6-2008
【标准状态】:现行
【国别】:
【发布日期】:2009-02
【实施或试行日期】:2009-02-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:声学;仿真乳突;听力测定;骨导体;骨传导振动器;校准;耦合器;定义;设计;电气工程;电声学;频率;频率范围;助听器;阻抗;使用说明书;作标记;测量;医疗技术学;规范;标准夹具
【英文主题词】:Acoustics;Artificialmastoids;Audiometry;Boneconductors;Bonevibrator;Calibration;Couplers;Definition;Definitions;Design;Electricalengineering;Electroacoustics;Frequencies;Frequencyranges;Hearingaids;Impedance;Instructionsforuse;Marking;Measurement;Medicaltechnology;Specification;Standardfixtures
【摘要】:
【中国标准分类号】:L31
【国际标准分类号】:17_140_50
【页数】:17P.;A4
【正文语种】:英语


【英文标准名称】:SteelStacks
【原文标准名称】:钢制竖管
【标准号】:ASMESTS-1-2006
【标准状态】:作废
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:涂层材料;设计;尺寸;保健;避雷装置;材料规范;安全要求;薄钢板;钢
【英文主题词】:Coatingmaterial;Design;Dimensions;Healthprotection;Lightningprotection;Materialsspecification;Safetyrequirements;Sheetsteels;Steels
【摘要】:ThefollowingStandardappliestosteelstacks;thatis,thosestackswheretheprimarysupportingshellismadeofsteel.Itappliestobothsingle-andmultiple-walledsteelstacks,eitherofwhichcanbelinedorunlined.Italsoappliestosteelstacksthatareguyed,ortocertainaspectsoftowerstacks.Thestackmaybesupportedonafoundationorfromanotherstructure.ThisStandardcoversmanyfacetsofthedesignofsteelstacks.Itoutlinestheconsiderationwhichmustbemadeforboththemechanicalandstructuraldesign.Itemphasizeswhatconsiderationmustbetakenforwind-andseismic-inducedvibrations.Itgivesguidelinesfortheselectionofmaterial,linings,andcoatings.Itgivestherequirementsforlightingandlightningprotectionbaseduponexistingbuildingandfederalcodes.ItgivestherequirementsforclimbingandaccessbaseduponcurrentOccupationalSafetyandHealthAdministration(OSHA)standards.Itemphasizestheimportantareasregardingfabricationandconstruction.Itoutlinesareasrequiringmaintenanceandinspectionfollowinginitialoperation.Althoughmanyofthetopicswithintheseguidelinesmaybeusedforallstacks,thisStandardisintendedtoprovidedesignguidelinesforstackscontainingnonflammablegasessuchascombustionexhaustgasesatlowinternalpressures.Forstackscontainingcombustiblegasesunderpressuresuchasflarestacksandflammablevents,additionaldesignconsiderationsmustbeaddressed,includingdesignforinternalpressure,designforinternaldeflagrationpressure,andcompatibilitywithadjoiningpipingdesignthatisinaccordancewithpipingand/orvesseldesigncodessuchasASMEB31.3andSectionVIIIoftheASMEBoilerandPressureVesselCode.Inaddition,thematerialsofconstructionreferencedinthisStandardmaynotbeallowedforusewithflammablegasesunderpressureperASMEB31.3andSectionVIIIoftheASMEBPVC;materialssuitableforpressurecontainmentofflammablegasesarelistedinthesecodes.NoattemptismadewithinthisStandardtodefinetheneedorthemethodstobeusedtoconsidertheseadditionaldesignconsiderations.
【中国标准分类号】:H48
【国际标准分类号】:77_140_50;91_060_40
【页数】:106P.;A4
【正文语种】:英语