BS ISO 21501-1-2009 粒度分布的测定.单粒子光干扰法.光散射气溶胶分光仪
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【英文标准名称】:Determinationofparticlesizedistribution-Singleparticlelightinteractionmethods-Lightscatteringaerosolspectrometer
【原文标准名称】:粒度分布的测定.单粒子光干扰法.光散射气溶胶分光仪
【标准号】:BSISO21501-1-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-06-30
【实施或试行日期】:2009-06-30
【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】:气溶胶;分析;定义;分布曲线;分布密度;晶粒度;光散射测量;粒度;颗粒物质的测定;散光;规范(验收);分光计;光谱测定法;试验结果
【英文主题词】:Aerosols;Analysis;Definitions;Distributioncurves;Distributionofdensity;Grainsize;Lightscattermeasurement;Particlesize;Particulatemattermeasurement;Scatteredlight;Specification(approval);Spectrometers;Spectrometry;Testresult
【摘要】:
【中国标准分类号】:A42
【国际标准分类号】:19_120
【页数】:38P;A4
【正文语种】:英语
【英文标准名称】:Lead-acidstarterbatteries-Terminalsystemforbatterieswith36Vnominalvoltage
【原文标准名称】:铅酸起动蓄电池组.标称电压36V电池用末端系统
【标准号】:BSEN50342-3-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-03-31
【实施或试行日期】:2009-03-31
【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】:汽车;蓄电池组;电缆连接器;连接件;设计;尺寸;电气工程;电子工程;机动车辆设备;点火;酸性铅蓄电池;私人汽车;额定电压;串联;起动电池组;蓄电池;类型;车辆用蓄电池;电压
【英文主题词】:Automobiles;Batteries;Cableconnectors;Connections;Design;Dimensions;Electricalengineering;Electronicengineering;Equipmentofmotorvehicles;Ignition;Lead-acidbatteries;Motorvehicles;Privatecars;Ratedvoltage;Seriesconnection;Starterbatteries;Storagebatteries;Types;Vehiclebattery;Voltage
【摘要】:
【中国标准分类号】:K84
【国际标准分类号】:29_220_20
【页数】:14P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforSamplingandSamplePreparationofIronOresandRelatedMaterialsforDeterminationofChemicalComposition
【原文标准名称】:化学成分测定用铁矿石及有关材料的取样和样品制备的标准实施规程
【标准号】:ASTME877-2008
【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】:E01.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:crush;division;dry;grind;ironore;pulverize;samplepreparation;sampling;Ironores--chemicalanalysis;Samplepreparation--ironores;Specimenpreparation(fortesting)--metals/alloys;Mechanicalsamplingsystems;Samplingmetals/alloys;Stoppedbe
【摘要】:Thispracticeistobeusedforsamplingandsamplepreparationofironoresandrelatedmaterials,priortouseofarefereemethodfortestingforcompliancewithcompositionalspecificationsformetalcontentorphysicalproperties.Itisassumedthatallwhousethisprocedurewillbetrainedanalystscapableofperformingcommonlaboratorypracticesskillfullyandsafely.Itisexpectedthatworkwillbeperformedinaproperlyequippedlaboratoryandthatproperwastedisposalprocedureswillbefollowed.Appropriatequalitycontrolpracticesmustbefollowed,suchasthosedescribedinGuideE882.Adequatemethodsforobtainingrepresentativesamplesfortestingthechemicalandphysicalpropertiesofaconsignmentofironoreareessential.Thesaleandusearedependentonthechemicalorphysicalproperties,orboth,ofanore.Thecriteriatopreventbiasmaybeusedforbothdesignofasamplingsystemandincheckingthedesignofanexistingsystem.1.1Thispracticecoversproceduresformechanicalsamplingofironoresandrelatedmaterialsinafallingstreamorstopped-beltsamplingandpreparingthegrosssampletothevarioustestsamplesrequiredforeachcharacteristictobemeasured.IncludedasAnnexesare(1)designcriteriatopreventbias,(2)statisticalmethodstodeterminequalityvariationandprecisionsofsamplinganddivision,and(3)amethodforcomparingtwosamplingproceduresforpossiblesystematicdifferences.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection8.
【中国标准分类号】:D31
【国际标准分类号】:73_060_10
【页数】:9P.;A4
【正文语种】:英语
