ISO 1389-3-1977 工业用邻苯二甲酸酐试验方法第3部分:色度稳定性的测定
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【英文标准名称】:Phthalicanhydrideforindustrialuse;Methodsoftest;PartIII:Measurementofcolourstability
【原文标准名称】:工业用邻苯二甲酸酐试验方法第3部分:色度稳定性的测定
【标准号】:ISO1389-3-1977
【标准状态】:作废
【国别】:国际
【发布日期】:1977-02
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC47
【标准类型】:()
【标准水平】:()
【中文主题词】:染色;铁;化学分析;色牢度;试验;化学分析和试验;灰分;测定;酸度;杂质;顺式丁烯二酸酐;萘醌;邻苯二甲酸酐;凝固点
【英文主题词】:testing;colourfastness;chemicalanalysis;dyeing;tests;congealingpoint;solidificationpoint;maleicanhydride;phthalicanhydride;colouring;naphtoquinones;naphthoquinone;chemicalanalysisandtesting;impurities;iron;determination;ashes;acidity
【摘要】:Theprincipleisbasedonthemeasurementofthecolourofatestportion,bythemethodspecifiedinISO2211,afteraspecifiedheattreatment.Thetestsampleismaintainedinacolorimetrictubeinanelectricallyheatedaluminiumblock,controlledat(2503)?Cfor90min,inthemoltenstate.TheresultsareexpressedinHazenunits.-ISO1389,Parts1to11,replaceISORecommendationR1389-1970.
【中国标准分类号】:G15
【国际标准分类号】:5605;5590
【页数】:2P;A4
【正文语种】:英语
【英文标准名称】:Multicoreandsymmetricalpair/quadcablesfordigitalcommunications-Part4-1:Risercables;Blankdetailspecification
【原文标准名称】:数字通信用对绞或星绞多芯对称电缆.第4-1部分:垂直布线.空白详细规范.修改件1
【标准号】:IEC61156-4-1-2003
【标准状态】:作废
【国别】:国际
【发布日期】:2003-04
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC46C
【标准类型】:()
【标准水平】:()
【中文主题词】:规范;电缆;数字信号;电气工程;详细规范;多芯电缆;传播技术;布线;通信电缆
【英文主题词】:Cables;Cabling;Communicationcables;Communicationtechnology;Detailspecification;Digitalsignals;Electricalengineering;Multicorecables;Specification
【摘要】:Theapplicationofthisblankdetailspecificationrelatestomulticoreandsymmetricalpair(s)/quad(s)cablesfordigitalcommunicationsinrisercables.Thisblankdetailspecificationdeterminesthelayoutandstylefordetailspecificationsdescrib-ingmulticoreandsymmetricalpair(s)/quad(s)cablesfordigitalcommunicationinrisercables.Detailspecificationsbasedontheblankdetailspecificationmaybepreparedbyanationalstandardsorganization,amanufacturerorauser.
【中国标准分类号】:K13
【国际标准分类号】:33_120_20
【页数】:26P;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforPerformanceCharacterizationofDosimetersandDosimetrySystemsforUseinRadiationProcessing
【原文标准名称】:辐射处理用剂量计和剂量测量系统性能特征描述的标准指南
【标准号】:ASTME2701-2009
【标准状态】:现行
【国别】:
【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】:E10.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:absorbeddose;designofexperiments;dosimeter;dosimetrysystem;electronbeam;gammaradiation;influencequantity;ionizingradiation;irradiation;performancecharacterization;photons;radiationprocessing;X-radiation
【摘要】:Ionizingradiationproducesphysicalorchemicalchangesinmanymaterialsthatcanbemeasuredandrelatedtoabsorbeddose.Materialswithradiation-inducedchangesthathavebeenthoroughlystudiedcanbeusedasdosimetersinradiationprocessing.Note38212;Thescientificbasisforcommonlyuseddosimetrysystemsanddetaileddescriptionsoftheradiation-inducedinteractionsaregiveninICRUReport80.Beforeamaterialcanbeconsideredforuseasadosimeter,certaincharacteristicsrelatedtomanufactureandmeasurementofitsresponsetoionizingradiationneedtobeconsidered,including:theabilitytomanufacturebatchesofthematerialwithevidencedemonstratingareproducibleradiation-inducedchange,nbsp;nbsp;nbsp;theavailabilityofinstrumentationformeasuringthischange,andtheabilitytotakeintoaccounteffectsofinfluencequantitiesonthedosimeterresponseandonthemeasuredabsorbed-dosevalues.Dosimeter/dosimetrysystemcharacterizationisconductedtodeterminetheperformancecharacteristicsforadosimeter/dosimetrysystemrelatedtoitscapabilityformeasuringabsorbeddose.Theinformationobtainedfromdosimeter/dosimetrysystemcharacterizationincludesthereproducibilityofthemeasuredabsorbed-dosevalue,theusefulabsorbed-doserange,effectsofinfluencequantities,andtheconditionsunderwhichthedosimeterscanbecalibratedandusedeffectively.Note48212;Whendosimetrysystemsarecalibratedundertheconditionsofuse,effectsofinfluencequantitiesmaybeminimizedoreliminated,becausetheeffectscanbeaccountedfororincorporatedintothecalibrationmethod(seeISO/ASTMGuide51261).nbsp;nbsp;nbsp;Theinfluencequantitiesofimportancemightdifferfordifferentradiationprocessingapplicationsandfacilities.Forreferencestostandardsdescribingdifferentapplicationsandfacilities,seePracticeE2628.ClassificationofadosimeterasatypeIdosimeteroratypeIIdosimeter(seePracticeE2628)isbasedonperformancecharacteristicsrelatedtotheeffectsofinfluencequantitiesobtainedfromdosimeter/dosimetrysystemcharacterization.nbsp;nbsp;nbsp;Thedosimetermanufacturerorsupplierisresponsibleforprovidingaproductthatmeetstheperformancecharacteristicsdefinedinproductspecifications,certificatesofconformance,orsimilartypesofdocuments.Dosimeterspecificationsshouldbedevelopedbasedondosimeter/dosimetrysystemcharacterization.Theuserhastheresponsibilityforensuringthatthedosimetryrequirementsforthespecificapplicationsaremetandthatdosimeter/dosimetrysystemcharacterizationinformationhasbeenconsideredin:determiningthesuitabilityofthedosimeterordosimetrysystemforthespecificapplication(seePracticeE2628),nbsp;nbsp;nbsp;selectingthecalibrationmethod(seeISO/ASTMGuide51261),establishingdosimetrysystemoperationalprocedures(seerespectivedosimetrysystempracticelistedinPracticeE2628),andnbsp;nbsp;nbsp;estimatingtheuncertaintycomponentsinthemeasureddosevalues(seeISO/ASTMGuide51707).Dosimeter/dosimetrysystemcharacterizationinformationprovidedbymanufacturersorsuppliers,oravailableintheliterature,shouldbereviewedbytheusertodeterminetheteststhatshouldbeperformedpriortotheuseofthedosimeterordosimetrysystem.Informationonperformancecharacteristicsshouldbeverifiedbeforeusing.1.1Thisguideprovidesguidanceondeterminingtheperformancecharacteristicsofdosimetersanddosimetrysystemsusedinradiationprocessing.1.2Thisguidedescribestheinfl......
【中国标准分类号】:F74
【国际标准分类号】:17_240
【页数】:10P.;A4
【正文语种】:
