【英文标准名称】:Non-broadcastvideotaperecorders-Methodsofmeasurement-Part5:High-bandvideotaperecorders,includingthoseequippedwithY/Cvideoconnectors(NTSC/PAL)(IEC61041-5:1997);GermanversionEN61041-5:1997
【原文标准名称】:非广播用磁带录像机.测量方法.第5部分:包括装有Y/C录像连接器的H高频带录像机(NTSC/PAL)
【标准号】:DINEN61041-5-1998
【标准状态】:现行
【国别】:德国
【发布日期】:1998-08
【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】:测试信号;图象录制;视频;录像系统;磁带录像机;视频记录;测量;插接件连接;色度;记录设备;录音;记录工程;记录;国家电视系统委员会;亮度;磁记录机;家用;特性;视频信号;电气工程;逐行倒相制;高保真播音设备和技术;测量技
【英文主题词】:
【摘要】:
【中国标准分类号】:M71
【国际标准分类号】:33_160_40
【页数】:24P;A4
【正文语种】:德语
基本信息
标准名称: | 机械采油井系统效率测试方法 |
中标分类: |
石油 >>
石油勘探、开发与集输 >>
石油开采 |
替代情况: | 被SY/T 5266-1996替代 |
发布日期: | |
实施日期: | 1991-12-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 19页 |
适用范围
没有内容
前言
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目录
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引用标准
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所属分类: 石油 石油勘探 开发与集输 石油开采
【英文标准名称】:StandardGuideforEvaluatingtheStaticandFatiguePropertiesofInterconnectionMechanismsandSubassembliesUsedinSpinalArthrodesisImplants
【原文标准名称】:脊椎关节固定术植入用互连接装置和子配件的静态和疲劳特性评价的标准指南
【标准号】:ASTMF1798-1997(2003)
【标准状态】:现行
【国别】:
【发布日期】:1997
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:F04.25
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:脊椎关节固定术植入;子配件;夹送量;用尽;互连接
【英文主题词】:grippingcapacity;interconnection;runout;spinalarthrodesisimplant;subassembly
【摘要】:Spinalimplantsaregenerallycomposedofseveralcomponentsthat,whenconnectedtogether,formaspinalimplantconstruct.Spinalimplantconstructsaredesignedtoprovidesomestabilitytothespinewhilearthrodesistakesplace.Thisguideoutlinesstandardizedevaluationsofdifferentinterconnectionmechanismssothatcomparisonbetweendifferentdesignsisfacilitated.Comparisonsmustbemadecautiouslyandwithcarefulanalysis,takingintoaccounttheeffectsthatdesigndifferencescanhaveontheloadingconfigurations.Thisguideisusedtoquantifythestaticandfatiguepropertiesofdifferentimplantinterconnectiondesigns.Themechanicaltestsareconductedinvitrousingsimplified,unidirectionalloadsandmoments.Fatiguetestinginasimulatedbodyfluidorsalinemayhaveafretting,corrosive,orlubricationeffectontheinterconnectionandtherebyaffecttherelativeperformanceoftesteddevices.Hence,thetestenvironment,whetherasimulatedbodyfluid,saline(9gNaClper1000mLH2O),withasalinedrip,ordry,isanimportantcharacteristicofthetestandmustbereportedaccurately.Theloadingofspinalimplantconstructsinvivowill,ingeneral,differfromtheloadingconfigurationsusedinthisguide.Theresultsobtainedherecannotbeuseddirectlytopredictinvivoperformance.However,theresultscanbeusedtocomparedifferentcomponentdesignsintermsofrelativemechanicalparameters.1.1Thisguidecoversthemeasurementofuniaxialstaticandfatiguestrength,andresistancetolooseningofthecomponentinterconnectionmechanismsofspinalarthrodesisimplants.1.2Thepurposeofthisguideistoprovideameansofmechanicallycharacterizingdifferentdesignsofspinalimplantinterconnections.Ultimately,thevariouscomponentsandinterconnectionsshouldbecombinedforstaticandfatiguetestingofthespinalimplantconstruct.Itisnottheintentionofthisguidetoaddresstheanalysisofspinalimplantconstructsorsubconstructsortodefinelevelsofperformanceofspinalimplantsasinsufficientknowledgeisavailabletopredicttheconsequencesoftheuseofparticularspinalimplantdesigns.1.3Thisguidesetsoutdefinitionsforuseinmeasuringthestrengthofcomponentinterconnectionsofspinalimplants,possibletestmethodsthemselves,andthereportingoftestresults.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C35
【国际标准分类号】:11_040_40
【页数】:10P.;A4
【正文语种】: