NF L24-003-2008 航空航天系列.六凸角凹槽.插座旋具
作者:标准资料网 时间:2024-05-15 03:52:30 浏览:9813
来源:标准资料网
【英文标准名称】:Aerospaceseries-Sixloberecess-Drivers,socket.
【原文标准名称】:航空航天系列.六凸角凹槽.插座旋具
【标准号】:NFL24-003-2008
【标准状态】:现行
【国别】:法国
【发布日期】:2008-08-01
【实施或试行日期】:2008-08-09
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:航空航天运输;航空运输;交货条件;检验;内部驱动;质量保证;旋具头;旋具;螺钉;六角形凹槽;航天运输;规范(验收);方形套筒;测试
【英文主题词】:Aerospacetransport;Airtransport;Deliveryconditions;Inspection;Internaldrive;Qualityassurance;Screwdriverbits;Screwdrivers;Screws(bolts);Sixloberecess;Spacetransport;Specification(approval);Squaresockets;Testing
【摘要】:
【中国标准分类号】:V20
【国际标准分类号】:49_030_99
【页数】:16P;A4
【正文语种】:其他
【英文标准名称】:Bankcards-Magneticstripedatacontentfortrack3
【原文标准名称】:银行卡第3磁道的数据内容
【标准号】:ISO4909-2000
【标准状态】:作废
【国别】:国际
【发布日期】:2000-07
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC68
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisInternationalStandardestablishesspecificationsforcardsissuedbyoracceptabletothebankingindustryandisintendedtopermitinterchangebasedontheuseofmagneticstripeencodedinformation.Itspecifiesthedatacontentandphysicallocationofread/writeinformationontrack3andistobeusedinconjunctionwiththerelevantpartsofthosedocumentsquotedinclause2.Usingtrack3inconjunctionwithtrack2isamodeofoperationinbothon-lineandoff-lineinterchangeenvironments.Thismodeofoperationrequiresthattheoriginalencodeddataontrack2beread;thedataontrack3beread;and,ifupdateisrequired,allthedataontrack3berewritten.Independentuseoftrack3isanalternativemodeofoperationpermittingbothon-lineinterchangeandoff-lineinterchangebasedonmutualagreementbetweeninterestedparties.Itrequiresreadingonlyofthedataontrack3and,ifupdateisrequired,therewritingofallthedataontrack3.
【中国标准分类号】:L64;A11
【国际标准分类号】:35_240_15
【页数】:16P;A4
【正文语种】:英语
【英文标准名称】:Viscosityandviscometricfixedpointsofglass-Methodforthedeterminationofviscositybybeambending
【原文标准名称】:玻璃粘度和测定粘度固定点.使用光束弯曲法测定粘度的方法
【标准号】:BS7034-4-1988
【标准状态】:现行
【国别】:英国
【发布日期】:1989-01-31
【实施或试行日期】:1989-01-31
【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】:控制图;玻璃;计数检查;测量;试样;测试;试验;粘度;粘度测量
【英文主题词】:Controlcharts;Glass;Inspectionbyattributes;Measurement;Samples;Testspecimens;Testing;Tests;Viscosity;Viscositymeasurement
【摘要】:ThispartofISO7884specifiesamethodofdeterminingthedynamicviscosityofglassonarod-shapedtestspecimen(calledabeam)supportedatitsends.Theviscousdeflectionrateofthebeamismeasuredunderagivenloadatthemidpointbetweenthesupports.Inadditiontheviscosity-temperaturerelationshipandthedependenceoftheviscosityonthethermalhistoryofthesamplecanbedetermined.Theviscosityrangecoveredbythismethodextendsfrom10to10dPa·s,correspondingtomeasuringtemperaturesbe-tweenabout900and400?forallglassesofnormalbulk-productioncompositions.Theproceduresarelimitedtosmalldeflectionsandtosmalldeflectionrates(see3.6).NOTE—Duringbeambending,elongationflowsofbothsignsoccur(zeropassagewithintheneutralplane).ThedeterminationofshearviscosityispossibleonlywithNewtonianorlinear-viscoelasticbehaviouroftheglass.Theproceduresaresensitivetointerferencebydevitrificationofthesample.Withviscositiesabove10dPa·sthead-justmentofthestructureequilibriumwithintheglassisperceptiblydelayedwithrespecttothetemperaturesetting.Fortestswithinthisrangeitshouldbeagreedwhetheritisnecessarytowaitforthefinalequilibriumviscosityatagiventemperatureortotaketheviscosityvaluecorrespondingtoaconventionaltemperature-timeprogramme(see6.3).note:*1dPa·s=1dN·s/m=1P(Pisthesymbolforpoise)
【中国标准分类号】:Q30
【国际标准分类号】:81_040_10
【页数】:16P.;A4
【正文语种】:英语
