IEC 61076-4-100-1994 直流低频率模拟及高速数据率数字系统用的具有质量认证的连接器.第4部分:印刷电路板用连接器.第100节:印刷电路板及底板用带有2.5mm(0.098in)格栅的两部分连接器模数的详细规范
时间:2024-05-11 18:13:14 来源: 标准资料网 作者：标准资料网 阅读：9005
【英文标准名称】:Connectorswithassessedqualityforuseind.c.andlowfrequencyanalogueapplicationsandindigitalapplicationswithhighspeeddatarates-Part4:Printedboardconnectors;section100:Detailspecificationfortwo-partconnectormoduleshavingag
【原文标准名称】:直流低频率模拟及高速数据率数字系统用的具有质量认证的连接器.第4部分:印刷电路板用连接器.第100节:印刷电路板及底板用带有2.5mm(0.098in)格栅的两部分连接器模数的详细规范
【标准号】:IEC61076-4-100-1994
【标准状态】:作废
【国别】:国际
【发布日期】:1994-03
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC48B
【标准类型】:()
【标准水平】:()
【中文主题词】:数字工程;印制电路;插头;底板;特性;电气工程;质量评定;详细规范;试验;尺寸;低频;直流电压
【英文主题词】:electricplugs;electricalengineering;dimensions;detailspecification;properties;qualityassessment;directvoltage;backpanels;lowfrequencies;printedcircuits;testing;digitalengineering
【摘要】:
【中国标准分类号】:L30;L23
【国际标准分类号】:31_220_10
【页数】:159P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDeterminationoftheAcidityasFreeFattyAcids/AcidNumberinthePresenceofAmmoniumorTriethanolamineSoaps
【原文标准名称】:存在铵或三乙醇胺皂时酸度作为游离脂肪酸值测定的标准试验方法
【标准号】:ASTMD5562-1995(2006)
【标准状态】:现行
【国别】:
【发布日期】:1995
【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】:D31.08
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:强碱性;pH值;酸值;皮革;游离酸;硫酸化油;存在铵时的酸值;游离酸酸度;游离酸酸度;存在铵时的酸值;磺酸化的;三乙醇胺皂;三乙醇胺皂;脂肪酸;铵;油;酸度;试验
【英文主题词】:acidity;freefattyacids;leather;sulfonatedandsulfatedoils
【摘要】:Thistestmethodisintendedforuseinthedeterminationoftheacidnumberofsulfonatedandsulfatedoilsforthepurposeofqualityassurance.1.1Thistestmethodcoversdeterminationoftheacidityasfreefattyacidsinthepresenceofammoniumortriethanolaminesoaps,orboth,existinginasampleofsulfonatedorsulfatedoil,orboth,bycalculationfromthetotalalkalinityandfree-and-alkalicombinedfattyacids.1.2ThevaluesinSIunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G16
【国际标准分类号】:71_080_40
【页数】:2P.;A4
【正文语种】:
【英文标准名称】:Stationarysourceemission-Intralaboratoryvalidationprocedureforanalternativemethodcomparedtoareferencemethod
【原文标准名称】:固定源排放.交替法与参照法比较的实验室内验证过程
【标准号】:BSDDCEN/TS14793-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-01-19
【实施或试行日期】:2006-01-19
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:空气污染;空气净化;空气质量;定义;排放;实验室试验;线性的;测量;测量不确定度;测量技术;基准方法;固定的;统计方法分析;试验;证实;磨损量
【英文主题词】:Airpollution;Airpurification;Airquality;Definition;Definitions;Emissions;Laboratorytesting;Linear;Measurement;Measuringincertainity;Measuringtechniques;Referencemethods;Stationary;Statisticalmethodsofanalysis;Testing;Validation;Wear-quantity
【摘要】:ThepurposeofthisTechnicalSpecificationistospecifyavalidationproceduretoshowifanAlternativeMethod(AM)canbeusedasanalternativetotheStandardReferenceMethod(SRM),bothimplementedtodeterminethesamemeasurand.Thisdocumenthasbeendrawnupforlaboratoriesworkinginairpollutionmeasurements(andconsequentlyexamplestakenfromthissectorareincludedintheappendices).Inparticular,thisTechnicalSpecificationprovidesthestatisticaltoolsanddifferentcriteriatoevaluatethealternativemethod;thisdoesnotreleasethepersonresponsibleforthisvalidationfrombearingtechnicalandanalyticaljudgementontheevaluationofthedifferentcriteria.Threestepsaredescribedinthevalidationprocedure:?descriptionoftheAMandsettingofthefieldofequivalence(rangeandtypeofgasmatrix);?determinationoftheperformancecharacteristicsoftheAMandcalculationoftheoveralluncertaintywhereappropriateandcheckofcomplianceofthemaximumoveralluncertaintyallowedfortheSRM;?checkofrepeatabilityandlackofsystematicdeviationoftheAMinthefieldincomparisonwiththeSRMforthetypeofmatrixdefinedinthefieldofequivalence.NOTESomepartsofthesecondstepofthevalidationofthealternativemethodshouldbeperformedbyarecognisedtest-house.IftheAMfulfilstherequirementoftheprocedure,thenthelaboratorythatcarriedoutthewholevalidationprocessisallowedtouseitasaSRMinthefieldapplicationwheretheequivalencehasbeendemonstrated.However,ifthevalidationprocessinvolvesatleast4differentaccreditedlaboratoriesperformingsimultaneouslyparallelmeasurementsinthefield,andiftheAMpasseswithsuccessallthetestsoftheprocedure,thenthismethodcouldbeproposedtoCEN,whocandecidetoconsiderthisAMasanewreferencemethod(ARM).Theuseofthisprocedureimpliesthatareferencemethodhasbeendefinedbytheregulatororinacontractandhasbeenvalidated.ThisTechnicalSpecificationonlyconsidersthecaseoflinearquantitativemethods.
【中国标准分类号】:X04
【国际标准分类号】:13_040_40
【页数】:34P;A4
【正文语种】:英语