ANSI/SMPTE 29M-1989 电视模拟录像.1英寸B型基准录像机.基本系统和运输几何学
时间:2024-05-14 00:35:57 来源: 标准资料网 作者：标准资料网 阅读：8474
【英文标准名称】:TelevisionAnalogRecording-1-inchTypeBReferenceRecorders-BasicSystemandTransportGeometry
【原文标准名称】:电视模拟录像.1英寸B型基准录像机.基本系统和运输几何学
【标准号】:ANSI/SMPTE29M-1989
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:StandardTestMethodforEvaluatingtheBacterialFiltrationEfficiency(BFE)ofMedicalFaceMaskMaterials,UsingaBiologicalAerosolofStaphylococcusaureus
【原文标准名称】:使用金黄葡萄球菌生物悬浮粒评估医用面罩材料的细菌过滤效率(BFE)用标准试验方法
【标准号】:ASTMF2101-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:F23.40
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:医疗技术;防护面具;防护服装;试验
【英文主题词】:aerosol;bacterialfiltrationefficiency(BFE);medicalfacemaskmaterials
【摘要】:1.1Thistestmethodisusedtomeasurethebacterialfiltrationefficiency(BFE)ofmedicalfacemaskmaterials,employingaratiooftheupstreambacterialchallengetodownstreamresidualconcentrationtodeterminefiltrationefficiencyofmedicalfacemaskmaterials.1.2Thistestmethodisaquantitativemethodthatallowsfiltrationefficiencyformedicalfacemaskmaterialstobedetermined.Themaximumfiltrationefficiencythatcanbedeterminedbythismethodis99.9%.1.3Thistestmethoddoesnotapplytoallformsorconditionsofbiologicalaerosolexposure.Usersofthetestmethodshouldreviewmodesforworkerexposureandassesstheappropriatenessofthemethodfortheirspecificapplications.1.4Thistestmethodevaluatesmedicalfacemaskmaterialsasanitemofprotectiveclothingbutdoesnotevaluatematerialsforregulatoryapprovalasrespirators.Ifrespiratoryprotectionforthewearerisneeded,aNIOSH-certifiedrespiratorshouldbeused.Relativelyhighbacterialfiltrationefficiencymeasurementsforaparticularmedicalfacemaskmaterialdoesnotensurethatthewearerwillbeprotectedfrombiologicalaerosolssincethistestmethodprimarilyevaluatestheperformanceofthecompositematerialsusedintheconstructionofthemedicalfacemaskandnotitsdesign,fitorfacialsealingproperties.1.5UnitsThevaluesstatedinSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformanceofthestandard.1.6Thistestmethoddoesnotaddressbreathabilityofthemedicalfacemaskmaterialsoranyotherpropertiesaffectingtheeaseofbreathingthroughthemedicalfacemaskmaterial.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C47
【国际标准分类号】:11_140
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Roadvehicles.Functionalsafety.Supportingprocesses
【原文标准名称】:道路车辆.功能安全.支援流程
【标准号】:BSISO26262-8-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-11-30
【实施或试行日期】:2011-11-30
【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】:
【英文主题词】:Automotiveengineering;Electricalequipment;Electronicengineering;Electronicsystems;Functionalefficiency;Functionalreliability;Functionality;Life(durability);Motorvehicles;Privatecars;Process;Reliability;Roadvehicles;Safetyrequirements;Safetysystems;Supports
【摘要】:
【中国标准分类号】:T40
【国际标准分类号】:43_040_01
【页数】:62P;A4
【正文语种】:英语