DIN 70005-1-1982 机动车辆.自记式转速计用图形符号
时间:2024-05-03 19:07:32 来源: 标准资料网 作者：标准资料网 阅读：8032
【英文标准名称】:Power-drivenvehicles;graphicsymbolsfortachographs
【原文标准名称】:机动车辆.自记式转速计用图形符号
【标准号】:DIN70005-1-1982
【标准状态】:现行
【国别】:德国
【发布日期】:1982-01
【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】:摩托车;转速记录器;符号;作标记;道路车辆;图形符号
【英文主题词】:tachographs;symbols;roadvehicles;graphicsymbols;motorvehicles;marking
【摘要】:Power-drivenvehicles;graphicsymbolsfortachographsAutomobiles;symbolesgraphiquespourtachsgraphesZusammenhangmitinternationalerundregionalerFestlegungbeachten,sieheErl?uterungen.FürdieRichtigkeitderfremdsprachlichenBenennungenkann
【中国标准分类号】:T04;T39
【国际标准分类号】:43_040_30
【页数】:3P;A4
【正文语种】:德语
【英文标准名称】:StandardPracticeforUseoftheUltrasonicTimeofFlightDiffraction(TOFD)Technique
【原文标准名称】:飞行衍射时间(TOFD)超声技术使用的标准实施规程
【标准号】:ASTME2373-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:E07.06
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:flaw-heightsizing;flawsizing;nondestructivetesting;time-of-flight-diffraction;TOFD;ultrasonic
【摘要】:ThispracticeprovidesgeneralprinciplesfortheapplicationoftheTime-of-FlightDiffractionTechniqueasatoolfordetectionandsizingofdiscontinuities.TOFDisanondestructiveultrasonicexaminationtechniquethatisnotbasedonamplituderesponse.However,sufficientsensitivityisrequiredtoidentifyindicationsforevaluation.Techniquesusedaretypicallyappliedtoweldedjointsincarbonsteelbuttheprinciplesmaybeapplicabletootherapplicationsincludingothermaterialswithsuitablevalidationproceduresagreeabletothecontractingparties.Inadditiontoastand-aloneultrasonicdetectiontechniqueTOFDmaybeusedinconjunctionwithweldexaminationssuchasthosedescribedinPracticesE164andE1961whereitmaybeusedtoimprovesizingestimatesofflawsdetectedbythemanualormechanizedpulse-echotechniquesandhelpdiscriminatebetweenflawsandgeometricreflectors.Thetechniquehasproveneffectiveonthicknessesfrom9to300mm[0.375to12in.].TOFDhasbeenusedonthicknessesoutsideofthisrangebutspecialconsiderationsarenecessary.Techniquesdevelopedoutsideofthisrangeofthicknessshallbedemonstratedascapableofmeetingtherequireddetectionandsizingrequirementsofthespecificationused.1.1ThispracticeestablishestherequirementsfordevelopingultrasonicexaminationproceduresusingtheultrasonictechniqueknownasTime-of-FlightDiffraction(TOFD).1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Inch-poundunitsareprovidedforinformation.1.3ConsistentwithASTMPolicy,TOFDmayberegardedasanultrasonictestmethodwherebythequalitiesandcharacteristicsoftheitemtestedareevaluated,measuredandinsomecasesidentified.Measurementsmaybesubjecttoprecisionandbiasthatmaybedeterminedstatisticallyorasafunctionofsomeparameter(s)suchaswavelength.Thispracticemaybeusedforapplicationsthatwouldbequalitativeandproperlyaddressedasexaminationsaswellasquantitativeandmoreproperlyaddressedastests.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:V04
【国际标准分类号】:71_040_99
【页数】:12P.;A4
【正文语种】:
【英文标准名称】:ElectromagneticcompatibilityandRadiospectrummatters(ERM)-Electromagneticcompatibility(EMC)standardforradioequipmentandservices-Part22:specificconditionsforground-basedVHFaeronauticalmobileandfixedradioequipment.
【原文标准名称】:电磁兼容性和无线电频谱管理(ERM).无线电设备电磁兼容性标准.第22部分:基于地面的VHF导航用移动和固定无线电设备的特殊条件
【标准号】:NFZ84-489-22-2002
【标准状态】:作废
【国别】:法国
【发布日期】:2002-12-01
【实施或试行日期】:2002-12-05
【发布单位】:法国标准化协会(AFNOR)
【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】:L06
【国际标准分类号】:33_060_20;33_100_01
【页数】:16P;A4
【正文语种】:其他