GB/T 16529.2-1997 光纤光缆接头 第2部分:分规范 光纤光缆接头盒和集纤盘
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来源:标准资料网
基本信息
标准名称: | 光纤光缆接头 第2部分:分规范 光纤光缆接头盒和集纤盘 |
英文名称: | Splices for optical fibres and cables Part 2: Sectional specification Splice organizers and closures for optical fibres and cables |
中标分类: |
电子元器件与信息技术 >>
光电子器件 >>
激光器件 |
ICS分类: |
电信、音频和视频技术 >>
光纤通信 >>
光纤和光缆
|
发布部门: | 国家技术监督局 |
发布日期: | 1997-01-02 |
实施日期: | 1998-10-01 |
首发日期: | 1997-12-04 |
作废日期: | 1900-01-01 |
主管部门: | 信息产业部(电子) |
归口单位: | 信息产业部(电子) |
起草单位: | 上海传输线研究所 |
出版社: | 中国标准出版社 |
出版日期: | 2004-04-10 |
页数: | 平装16开, 页数:37, 字数:62千字 |
书号: | 155066.1-14785 |
适用范围
本标准适用于1.4定义的接头集纤盘和接头盒,规定了两者的一般要求和最低的质量评定程序。
前言
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引用标准
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所属分类: 电子元器件与信息技术 光电子器件 激光器件 电信 音频和视频技术 光纤通信 光纤和光缆
【英文标准名称】:StandardGuideforAbrasionResistanceofTextileFabrics(RotaryPlatform,Double-HeadMethod)
【原文标准名称】:纺织品耐磨性的标准指南(旋转平台、双头法)
【标准号】:ASTMD3884-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D13.60
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:abrasion;rotaryplatform;textilefabric;Abrasionresistance--textilefabrics/fibers;Double-headabrader;Rotaryplatformabrader;Textilefabrics(general)
【摘要】:Themeasurementoftheresistancetoabrasionoftextileandothermaterialsisverycomplex.Theresistancetoabrasionisaffectedbymanyfactors,suchastheinherentmechanicalpropertiesofthefibers;thedimensionsofthefibers;thestructureoftheyarns;theconstructionofthefabrics;andthetype,kind,andamountoffinishingmaterialaddedtothefibers,yarns,orfabric.Theresistancetoabrasionisalsogreatlyaffectedbytheconditionsofthetests,suchasthenatureofabradant,variableactionoftheabradantovertheareaofspecimenabraded,thetensionofthespecimen,thepressurebetweenthespecimenandabradant,andthedimensionalchangesinthespecimens.Abrasiontestsareallsubjecttovariationduetochangesintheabradantduringspecifictests.Theabradantmustaccordinglybediscardedatfrequentintervalsorcheckedperiodicallyagainstastandard.Withdisposableabradants,theabradantisusedonlyonceordiscardedafterlimiteduse.Withpermanentabradantsthatusehardenedmetalorequivalentsurfaces,itisassumedthattheabradantwillnotchangeappreciablyinaspecificseriesoftests.Similarabradantsusedindifferentlaboratorieswillnotchangeatthesamerate,duetodifferencesinusage.Permanentabradantsmayalsochangeduetopickupoffinishingorothermaterialfromtestfabricsandmustaccordinglybecleanedatfrequentintervals.Themeasurementoftherelativeamountofabrasionmayalsobeaffectedbythemethodofevaluationandmaybeinfluencedbythejudgmentoftheoperator.Theresistanceoftextilematerialstoabrasionasmeasuredonatestingmachineinthelaboratoryisgenerallyonlyoneofseveralfactorscontributingtowearperformanceordurabilityasexperiencedintheactualuseofthematerial.Whilex201C;abrasionresistancex201D;(oftenstatedintermsofthenumberofcyclesonaspecifiedmachine,usingaspecifiedtechniquetoproduceaspecifieddegreeoramountofabrasion)andx201C;durabilityx201D;(definedastheabilitytowithstanddeteriorationorwearingoutinuse,includingtheeffectsofabrasion)arefrequentlyrelated,therelationshipvarieswithdifferentenduses,anddifferentfactorsmaybenecessaryinanycalculationofpredicteddurabilityfromspecificabrasiondata.Laboratorytestsmaybereliableasanindicationofrelativeend-useperformanceincaseswherethedifferenceinabrasionresistanceofvariousmaterialsislarge,buttheyshouldnotberelieduponwheredifferencesinlaboratorytestfindingsaresmall.Ingeneral,theyshouldnotberelieduponforpredictionofactualwear-lifeinspecificendusesunlesstherearedatashowingthespecificrelationshipbetweenlaboratoryabrasiontestsandactualwearintheintendedend-use.Thesegeneralobservationsapplytoalltypesoffabrics,includingwoven,nonwoven,andknitapparelfabrics,householdfabrics,industrialfabrics,andfloorcoverings.Itisnotsurprising,therefore,tofindthattherearemanydifferenttypesofabrasiontestingmachines,abradants,testingconditions,testingprocedures,methodsofevaluationofabrasionresistanceandinterpretationofresults.Allthetestproceduresandinstrumentsthathavebeendevelopedforabrasionresistanceoffabricsmayshowahighdegreeofvariabilityinresultsobtainedbydifferentoperatorsandindifferentlaboratories,however,theyrepresenttheproceduresmostwidelyusedintheindustry.Becausethereisadefiniteneedformeasuringtherelativeresistancetoabrasion,thisisoneoftheseveralproceduresthatisusefultohelpminimizetheinherentvariationinresultsthatmayoccur.Beforedefinitepredictionsoffabricusefulnesscanbedrawnfromanabrasiontestasmade..........
【中国标准分类号】:W55
【国际标准分类号】:59_080_30
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:Acquisitionandmanagementofmeteorologicalprecipitationdatafromaraingaugenetwork.Codeofpracticeforoperatingraingaugesandmanagingprecipitationdata
【原文标准名称】:来自雨量站的气象降水数据采集和管理.雨量器操作和降水资料管理的实施规程
【标准号】:BS7843-2-2012
【标准状态】:现行
【国别】:英国
【发布日期】:2011-12-31
【实施或试行日期】:2011-12-31
【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】:
【英文主题词】:Accuracy;Archives;Charts;Comparativetests;Data;Dataacquisition;Datahandling;Datalayout;Dataprocessing;Datarepresentation;Datatransmission;Depositgauges;Documents;Errors;Failure(qualitycontrol);Fieldtesting;Graphicrepresentation;Informationexchange;Maintenance;Maps;Meteorologicalmeasurement;Meteorology;Performance;Precipitation(atmospheric);Qualitycontrol;Rainfall;Recordsmanagement;Safetymeasures;Snow;Statisticalmethodsofanalysis;Technicaldocuments;Testequipment;Testingconditions
【摘要】:ThispartofBS7843givesrecommendationsforalloperationalpracticesrelatingtothesitelocation,installation,inspectionandmaintenanceofthesiteandraigauge,manualreadings,datamanagement,faultmanagementandcorrectiveaction,qualitycontrolandarchivingofprecipitationdata,andmanagementreview.Itisnotapplicabletothedesign,developmentandreviewofaraingaugenetwork.SuchguidanceisgiveninBS7843-1.
【中国标准分类号】:A47
【国际标准分类号】:07_060
【页数】:37P.;A4
【正文语种】:英语