DIN EN 60512-17-1-2011 电子设备连接器.测量和试验.第17-1部分:电缆夹试验.试验17a:电缆夹稳健性(IEC60512-17-1-2010).德文版本EN60512-17-1-2010

作者:标准资料网 时间:2024-05-18 01:21:06   浏览:9705   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Connectorsforelectronicequipment-Testsandmeasurements-Part17-1:Cableclampingtests-Test17a:Cableclamprobustness(IEC60512-17-1:2010);GermanversionEN60512-17-1:2010
【原文标准名称】:电子设备连接器.测量和试验.第17-1部分:电缆夹试验.试验17a:电缆夹稳健性(IEC60512-17-1-2010).德文版本EN60512-17-1-2010
【标准号】:DINEN60512-17-1-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-06
【实施或试行日期】:2011-06-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电缆夹;夹件;组件;触点;详细规范;电连接器;电插头;电气工程;电气设备;机电装置;电子设备;电子设备及元件;电子仪器;测量;测量技术;测量方法;插头和插座连接;耐力;试验
【英文主题词】:Cableclamps;Clamps;Components;Contact;Detailspecification;Electriccontacts;Electricplugs;Electricalengineering;Electricalequipment;Electromechanicaldevices;Electronicequipment;Electronicequipmentandcomponents;Electronicinstruments;Measurement;Measuringtechniques;Methodsformeasuring;Plug-and-socketconnection;Resistance;Testing
【摘要】:
【中国标准分类号】:L23
【国际标准分类号】:31_220_10
【页数】:10P;A4
【正文语种】:德语


下载地址: 点击此处下载
【英文标准名称】:Packagingandpackingofbinocularsforexport
【原文标准名称】:出口双筒望远镜的包装
【标准号】:JISZ0704-1978
【标准状态】:作废
【国别】:日本
【发布日期】:
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:DistributionofGoods
【标准类型】:()
【标准水平】:()
【中文主题词】:包装;双筒望远镜;出口贸易
【英文主题词】:exports;binoculars;packaging
【摘要】:
【中国标准分类号】:N08
【国际标准分类号】:
【页数】:3P;A4
【正文语种】:日语


【英文标准名称】:StandardTestMethodforDeterminingtheEffectofFreeze-ThawonHydraulicConductivityofCompactedorIntactSoilSpecimensUsingaFlexibleWallPermeameter
【原文标准名称】:使用一柔壁渗透计对压实的或原状土壤样品液体导电性冻融效果测定的标准试验方法
【标准号】:ASTMD6035-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D18.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:coefficientofpermeability;cover;freeze-thaw;hydraulicconductivity;liner;permeameter,Coefficientofpermeability;Compactioncontrol;Cover;Freezingandthawing--soil/rock;Hydraulicconductivity/transmissivity;Liner;Permeability--soil/roc
【摘要】:Thistestmethodidentifiesthechangesinhydraulicconductivityasaresultoffreeze-thawonnaturalsoilsonly.Itistheuser''sresponsibilitywhenusingthistestmethodtodeterminetheappropriatemoisturecontentofthelaboratory-compactedspecimens(thatis,dry,wet,oratoptimummoisturecontent)(Note2).Note28212;Itiscommonpracticetoconstructclaylinersandcoversatoptimumorgreaterthanoptimummoisturecontent.Specimenscompacteddryofoptimummoisturecontenttypicallydonotcontainlargerporesizesasaresultoffreeze-thawbecausetheeffectsoffreeze-thawareminimizedbythelackofwaterinthesample.Therefore,theeffectoffreeze-thawonthehydraulicconductivityisminimal,orthehydraulicconductivitymayincreaseslightly.,Therequestormustprovideinformationregardingtheeffectivestressestobeappliedduringtesting,especiallyfordeterminingthefinalhydraulicconductivity.Usinghigheffectivestresses(thatis,35kPa(5psi)asallowedbyTestMethodD5084)candecreaseanalreadyincreasedhydraulicconductivityresultinginlowerfinalhydraulicconductivityvalues.Thelong-termeffectoffreeze-thawonthehydraulicconductivityofcompactedsoilsisunknown.Theincreasedhydraulicconductivitycausedbyfreeze-thawmaybetemporary.Forexample,theoverburdenpressureimpartedbythewasteplacedonasoillinerinalandfillafterbeingsubjectedtofreeze-thawmayreducethesizeofthecracksandporesthatcausetheincreaseinhydraulicconductivity.Itisnotknownifthepressurewouldovercomethemacroscopicallyincreasedhydraulicconductivitysufficientlytoreturnthesoiltoitsoriginalhydraulicconductivity(priortofreeze-thaw).Forcasessuchaslandfillcovers,wheretheoverburdenpressureislow,theincreaseinhydraulicconductivityduetofreeze-thawwilllikelybepermanent.Thus,therequestormusttaketheapplicationofthetestmethodintoaccountwhenestablishingtheeffectivestress.Thespecimenshallbefrozentox2212;15x00B0;Cunlesstherequestorspecificallydictatesotherwise.Ithasbeendocumentedintheliteraturethattheinitial(thatis,0tox2212;15x00B0;C)freezingconditioncausesthemostsignificanteffectsinhydraulicconductivity.Freezingrateandultimatetemperatureshouldmimicthefieldconditions.Ithasbeenshownthatsuperfreezing(thatis,freezingthespecimenatverycoldtemperaturesandveryshorttimeperiods)produceserroneousresults.Thethawedspecimentemperatureandthawrateshallmimicfieldconditions.Thawingspecimensinanoven(thatis,overheating)willproduceerroneousresults.Literaturerelatingtothissubjectindicatesthattheeffectsoffreeze-thawusuallyoccurbyCycle10,thusitisrecommendedthatatleast10freeze-thawcyclesshallbeperformedtoensurethatthefulleffectsoffreeze-thawaremeasured.Ifthehydraulicconductivityvaluesarestillincreasingafter10freeze-thawcycles,thetestmethodshallbecontinued(thatis,morefreeze-thawcyclesshallbeperformed).Note38212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfact............
【中国标准分类号】:D10
【国际标准分类号】:13_080_20
【页数】:5P.;A4
【正文语种】:英语