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ASTM D6969-2003(2008) 分析用焙烧石油焦样品准备的标准实施规程

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【英文标准名称】:StandardPracticeforPreparationofCalcinedPetroleumCokeSamplesforAnalysis
【原文标准名称】:分析用焙烧石油焦样品准备的标准实施规程
【标准号】:ASTMD6969-2003(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:D02.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:calcinedpetroleumcoke;sampledivision;samplepreparation;samplereduction;Calcinedpetroleumcoke;Samplepreparation--petroleumproducts;Samplingpetroleumproducts
【摘要】:Thispracticeprovidesfieldpersonnelandlaboratorieswithstandardproceduresfordividing,reducing,andmixinggrosssamplesandintermediatesamples,suchthattheresultingpreparedanalysissamplesaremoreuniformfromlaboratorytolaboratory.Adherencetotheseguidelinesisexpectedtoprovidesignificantreductionininterlaboratoryvariability.1.1Thispracticecoversthepreparationproceduresnecessaryforthereductionanddivisionofcalcinedpetroleumcokesamplesinordertogenerateappropriateanalyticalsamplesuponwhichphysicalandchemicalanalyticaltestswillbeperformed.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E44
【国际标准分类号】:75_160_10
【页数】:3P.;A4
【正文语种】:英语


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【英文标准名称】:Acoustics-Determinationofsoundpowerlevelsofnoisesourcesusingsoundpressure-Comparisonmethodinsitu
【原文标准名称】:声学声压法测定噪声源声功率级现场比较法
【标准号】:ISO3747-2000
【标准状态】:作废
【国别】:国际
【发布日期】:2000-07
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC43
【标准类型】:()
【标准水平】:()
【中文主题词】:噪声;就地;噪声级;比较;噪声源;机械噪声;声学检验;对比法;机器;应用;试验;声学试验;噪声测量;精密度;噪声(环境的);测量不确定度;测量精度;测定;规范(验收);定义;方法;声压;声源;声级;声学;检验;使用条件;声学测量
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Comparison;Comparisonmethods;Definitions;Determination;Ergonomics;Insitu;Inspection;Machinenoise;Machines;Measuringaccuracy;Measuringincertainity;Methods;Noise;Noise(environmental);Noiselevels;Noisemeasurements;Noisesources;Operatingconditions;Precision;Safety;Safetyofmachinery;Sonictesting;Soundlevel;Soundlevels;Soundpressure;Soundsources;Specification(approval);Testing;Use
【摘要】:1ThisInternationalStandardspecifiesamethodfordeterminingthesoundpowerlevelsofsoundsourcesinsitu,especiallyifnon-movable.Acomparisonmethodisusedandallmeasurementsarecarriedoutinoctavebands.Themeasurementuncertaintydependsonthetestenvironment.Themeasurementuncertaintyisevaluatedbycomparingwithanindicatordescribingthespatialsounddistribution.Theaccuracywilleitherbethatofanengineeringmethodorasurveymethod.Thesoundpowerlevelofthesourceundertestiscalculatedfromthemeasuredvaluesofthesoundpressurelevelsproducedatspecifiedmeasurementpointsbythesourceandbyareferencesoundsource,respectively.Thesoundpowerleveliscalculatedusingthecalibratedvaluesofthereferencesoundsourceandthedifferencesbetweenthevaluesobtainedwiththesourceundertestandthoseofthereferencesoundsource.Allcalculationsarecarriedoutinoctavebands,fromwhichtheA-weightedsoundpowerlevelisdetermined.NOTEFornoisesourceswhichcanbemoved,otherrelevantstandardsintheISO3740seriesmaybeused.2ThisInternationalStandardisapplicabletoallkindsoftestenvironmentswhicharetobefoundoutsidealaboratoryenvironment,providedthatthebackgroundnoiselevelissufficientlylowandthesoundpressurelevelatthemicrophonepositionsdependsmainlyonreflectionsfromtheroomsurfaces.NOTEISO3744orISO9614mayprovidealternativemethods.3ThisInternationalStandardisprimarilyapplicabletosourceswhichradiatebroad-bandnoise.Itmay,however,alsobeusedforsourceswhichradiatenarrow-bandnoiseordiscretetones,althoughthemeasurementuncertaintymightthenbecomelargerthanstatedherein.NOTEFornoisesourcesemittingstationarynoise,ISO9614maybeusedasanalternative.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_01
【页数】:18P;A4
【正文语种】:英语


【英文标准名称】:Valves-Testofflowresistanceusingwaterastestfluid.
【原文标准名称】:阀门.用水作为试验流体的流动阻力试验
【标准号】:NFE29-321-1999
【标准状态】:作废
【国别】:法国
【发布日期】:1999-12-01
【实施或试行日期】:1999-12-20
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:流量率;压力降;反虹吸系统;截止阀;滞后;流量测量;试验报告;阀门;工业配件;测量技术;试验;测量;尺寸;试验媒体;管系统
【英文主题词】:Anti-siphonagesystems;Dimensions;Drag;Flowmeasurement;Flowrates;Industrialfittings;Measurement;Measuringtechniques;Mixingbattery;Pipingsystem;Pressuredrops;Shut-offvalves;Testmedia;Testreports;Testing;Valves;Water
【摘要】:
【中国标准分类号】:J16
【国际标准分类号】:23_060_01
【页数】:26P.;A4
【正文语种】:其他