基本信息
标准名称: | 现场组装式光纤活动连接器 第2部分:热熔型 |
发布部门: | 中华人民共和国工业和信息化部 |
发布日期: | 2011-12-20 |
实施日期: | 2012-02-01 |
首发日期: | |
作废日期: | |
出版社: | 人民邮电出版社 |
出版日期: | 2012-02-01 |
适用范围
本部分规定了热熔型现场组装式光纤活动连接器(又称热熔型光纤快速连接器)的要求、测量和试验、质量评定程序、检验规则、标志、包装、运输和贮存。
本部分适用于热熔型现场连接器。
前言
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目录
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引用标准
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所属分类: 仪器 仪表 其他仪器仪表 气象仪器 数学 自然科学 地质学 气象学 水文学
【英文标准名称】:StandardPracticeforConductingRuggednessTests
【原文标准名称】:耐久性试验的标准实施规程
【标准号】:ASTME1169-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:E11.20
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:指导手册;耐力;测试
【英文主题词】:foldover;fractionalfactorialdesign;half-normalplot;Plackett-Burman;ruggedness;screeningdesign
【摘要】:Aruggednesstestisaspecialapplicationofastatisticallydesignedexperiment.Itisgenerallycarriedoutwhenitisdesirabletoexaminealargenumberofpossiblefactorstodeterminewhichofthesefactorsmighthavethegreatesteffectontheoutcomeofatestmethod.Statisticaldesignenablesmoreaccuratedeterminationofthefactoreffectsthanwouldbeachievedifseparateexperimentswerecarriedoutforeachfactor.Theproposeddesignsareeasytouseandareefficientindevelopingtheinformationneededforevaluatingquantitativetestmethods.Inruggednesstesting,thetwolevelsforeachfactorarechosentousemoderateseparationsbetweenthehighandlowsettings.Ingeneral,thesizeofeffects,andthelikelihoodofinteractionsbetweenthefactors,willincreasewithincreasedseparationbetweenthehighandlowsettingsofthefactors.Ruggednesstestingisusuallydonewithinasinglelaboratoryonuniformmaterial,sotheeffectsofchangingonlythefactorsaremeasured.Theresultsmaythenbeusedtoassistindeterminingthedegreeofcontrolrequiredoffactorsdescribedinthetestmethod.RuggednesstestingispartofthevalidationphaseofdevelopingastandardtestmethodasdescribedinGuideE1488.Itispreferredthataruggednesstestprecedesaninterlaboratory(roundrobin)study.1.1Thispracticecoversconductingruggednesstests.Thepurposeofaruggednesstestistoidentifythosefactorsthatstronglyinfluencethemeasurementsprovidedbyaspecifictestmethodandtoestimatehowcloselythosefactorsneedtobecontrolled.1.2Thispracticerestrictsitselftodesignswithtwolevelsperfactor.Thedesignsrequirethesimultaneouschangeofthelevelsofallofthefactors,thuspermittingthedeterminationoftheeffectsofeachofthefactorsonthemeasuredresults.1.3Thesystemofunitsforthispracticeisnotspecified.Dimensionalquantitiesinthepracticearepresentedonlyasillustrationsofcalculationmethods.Theexamplesarenotbindingonproductsortestmethodstreated.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A20
【国际标准分类号】:19_020
【页数】:9P.;A4
【正文语种】: