IEC/TR 60854-1986 超声脉冲回声诊断设备性能的测量方法
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【英文标准名称】:Methodsofmeasuringtheperformanceofultrasonicpulse-echodiagnosticequipment
【原文标准名称】:超声脉冲回声诊断设备性能的测量方法
【标准号】:IEC/TR60854-1986
【标准状态】:现行
【国别】:国际
【发布日期】:1986
【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/TC87
【标准类型】:()
【标准水平】:()
【中文主题词】:频率范围;医疗设备;测量;定义;脉冲回波;诊断设备;超声波医用器具;诊断(医学);超声波学;电气工程;诊断;超声波装置;适用性;效率;试验
【英文主题词】:Definitions;Diagnosis;Diagnosis(medical);Diagnosticequipment;Efficiency;Electricalengineering;Fitnessforpurpose;Frequencyranges;Measurement;Medicalequipment;Pulsereplies;Testing;Ultrasonicdevices;Ultrasonicmedicalapparatus;Ultrasonics
【摘要】:Definesparametersandoutlinestestmethodsformeasuringperformanceofpulse-echomedicaldiagnosticsystemsthatemploysingle-elementtransducersandoperateinthe0,5MHzto25MHzacousticfrequencyrange.Dopplerultra-soundsystemsarenotwith
【中国标准分类号】:N65
【国际标准分类号】:11_040_55
【页数】:47P;A4
【正文语种】:英语
【英文标准名称】:Measurementofairbornenoiseemittedbymachines;envelopingsurfacemethod,woodworkingmachines,onesidemouldingmachines
【原文标准名称】:机器排放的空气传播噪声的测量.第1652部分:包洛面法.单面造型机木材加工机床
【标准号】:DIN45635-1652-1978
【标准状态】:现行
【国别】:德国
【发布日期】:1978-06
【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】:铣床;木工机械;噪声测量;声波测距法;声学测量
【英文主题词】:Acousticmeasurement;Envelopingsurfacemethods;Millingmachines;Noisemeasurements;Woodworkingmachines
【摘要】:Measurementofairbornenoiseemittedbymachines;envelopingsurfacemethod;woodworkingmachines;onesidemouldingmachinesDieseNormlegtErg?nzungenzuDIN45635Teil16fest,diebeiderGer?uschmessungvonFr?smaschinenfürdieeinseitigeBearbei
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20;79_120_10
【页数】:4P;A4
【正文语种】:德语
【英文标准名称】:StandardPracticeforOperatingFluorescentLightApparatusforUVExposureofNonmetallicMaterials
【原文标准名称】:非金属材料紫外线曝光用荧光仪器操作的标准实施规范
【标准号】:ASTMG154-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:G03.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:人工气候环境试验;荧光的;非金属的;紫外的;耐气候老化
【英文主题词】:accelerated;acceleratedweathering;durability;exposure;fluorescentUVlamps;laboratoryweathering;light;lightfastness;non-metallicmaterials;temperature;ultraviolet;weathering
【摘要】:1.1ThispracticecoversthebasicprinciplesandoperatingproceduresforusingfluorescentUVlight,andwaterapparatusintendedtoreproducetheweatheringeffectsthatoccurwhenmaterialsareexposedtosunlight(eitherdirectorthroughwindowglass)andmoistureasrainordewinactualusage.Thispracticeislimitedtotheproceduresforobtaining,measuring,andcontrollingconditionsofexposure.Anumberofexposureproceduresarelistedinanappendix;however,thispracticedoesnotspecifytheexposureconditionsbestsuitedforthematerialtobetested.Note1PracticeG151describesperformancecriteriaforallexposuredevicesthatuselaboratorylightsources.ThispracticereplacesPracticeG53,whichdescribesveryspecificdesignsfordevicesusedforfluorescentUVexposures.TheapparatusdescribedinPracticeG53iscoveredbythispractice.1.2TestspecimensareexposedtofluorescentUVlightundercontrolledenvironmentalconditions.DifferenttypesoffluorescentUVlightsourcesaredescribed.1.3SpecimenpreparationandevaluationoftheresultsarecoveredinASTMmethodsorspecificationsforspecificmaterials.GeneralguidanceisgiveninPracticeG151andISO4892-1.MorespecificinformationaboutmethodsfordeterminingthechangeinpropertiesafterexposureandreportingtheseresultsisdescribedinISO4582.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.5ThisstandardistechnicallysimilartoISO4892-3andISODIS11507.
【中国标准分类号】:H20
【国际标准分类号】:19_040
【页数】:11P.;A4
【正文语种】: