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BS EN ISO 3815-2-2005 锌和锌合金.用感应耦合等离子体光发射光谱测定法分析

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【英文标准名称】:Zincandzincalloys-Analysisbyinductivelycoupledplasmaopticalemissionspectrometry
【原文标准名称】:锌和锌合金.用感应耦合等离子体光发射光谱测定法分析
【标准号】:BSENISO3815-2-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-10-31
【实施或试行日期】:2005-10-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:合金;分析方法;化学分析和试验;化学成分;组分;定义;测定;含量测定;发射分光光度测定法;材料试验;分析方法;有色金属;光学测量;光谱测定法;试验;锌;锌合金
【英文主题词】:Alloys;Analysismethods;Chemicalanalysisandtesting;Chemicalcomposition;Composition;Definition;Definitions;Determination;Determinationofcontent;Emissionspectrophotometry;Materialstesting;Methodsofanalysis;Non-ferrousmetals;Opticalmeasurement;Spectrometry;Testing;Zinc;Zincalloys
【摘要】:ThispartofISO3815specifiesanalyticalmethodsfordeterminingthechemicalcompositionofzincandzincalloysinaccordancewithISO301andISO752byinductivelycoupledplasmaopticalemissionspectrometry.ThispartofISO3815includesprovisionsforpreparationoftestsolutionsandcalibrationsolutionsforzincandzincalloys.Therangesspecifiedforeachmethodcanbeextendedand/oradaptedfordeterminationsoflowconcentrations.ThispartofISO3815canbeappliedtootherelements(e.g.Ni,CrandTi).However,suchresultswillneedtobecarefullycheckedbytakingintoaccounttheinterferences,thesensitivity,theresolutionandthelinearitycriteriaforeachinstrumentandeachwavelength.
【中国标准分类号】:H13
【国际标准分类号】:77_040_30;77_120_60
【页数】:16P.;A4
【正文语种】:英语


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【英文标准名称】:Acoustics-Determinationofsoundpowerlevelsofnoisesourcesusingsoundpressure-Engineeringmethodsforsmall,movablesourcesinreverberantfields-Part2:Methodsforspecialreverberationtestrooms(ISO3743-2:1994);EnglishversionofDINEN
【原文标准名称】:声学.声压法测定噪声源声功率级.混响声场中小型可移动声源的工程检测法.第2部分:专用混响试验室法(ISO3743-2:1994),ENISO3的德文版本
【标准号】:DINENISO3743-2-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Absorption;Acousticmeasurement;Acoustictesting;Acoustictestingrooms;Acoustics;Closedtestrooms;Definitions;Determination;Directmethod;Environment;Externalnoise;Handling;Information;Insulations;Mathematicalcalculations;Measurement;Measuringincertainity;Measuringinstruments;Measuringtechniques;Methods;Microphones;Noise(environmental);Noisemeasurements;Noisesources;Portable;Powerlevels;Precision;Pressuremeasurement(fluids);Reverberationrooms;Reverberationtime;Sound;Soundabsorption;Soundlevel;Soundpressure;Soundradiation;Soundsources;Soundspectra;Springs(water);Testing
【摘要】:1.1GeneralThispartofISO3743specifiesarelativelysimpleen-gineeringmethodfordeterminingthesoundpowerlevelsofsmall,movablenoisesources.Themeasurementsarecarriedoutwhenthesourceisin-stalledinaspeciallydesignedroomhavingaspecifiedreverberationtimeoverthefrequencyrangeofinterest.TheA-weightedsoundpowerlevelofthesourceundertestisdeterminedfromasingleA-weightedsoundpressurelevelmeasurementateachmicrophoneposition,ratherthanfromasummationofoctave-bandlevels.Thisdirectmethodeliminatestheneedforareferencesoundsource,butrequirestheuseofaspecialreverberationtestroom.Thedi-rectmethodisbasedonthepremisethatthesoundpressurelevel,averagedinspaceandtimeinthetestroom,canbeusedtodeterminethesoundpowerlevelemittedbythesource.Thepropertiesofthespecialreverberationtestroomarechosensothattheroom'sinfluenceonthesoundpoweroutputoftheequipmentundertestissmall.Thenumberofmicro-phonepositionsandsourcelocationsrequiredinthetestroomarespecified.GuidelinesforthedesignofspecialreverberationroomsaregiveninannexB.inadditiontothedirectmethod,acomparisonmethodisalsodescribed(see8.3).However,sincetherequirementsonthetestroomforthecomparisonmethodofISO3743-1areconsiderablylessrestric-tive,itisrecommendedthatthecomparisonmethodofISO3743-1beusedifaspecialreverberationtestroomisnotavailable.NOTE1PrecisionmethodsforthedeterminationofthesoundpowerlevelsofsmallnoisesourcesarespecifiedinISO3741andISO3745.1.2TypesofnoiseThemethodsspecifiedinthispartofISO3743aresuitableformeasurementsofalltypesofnoisewithinaspecifiedfrequencyrange,exceptimpulsivenoiseconsistingofisolatedburstsofsoundenergy.NOTES2AclassificationofdifferenttypesofnoiseisgiveninISO12001.3Forsourcesofimpulsivenoiseconsistingofshort-durationnoisebursts,thefree-fieldmethodsspecifiedinISO3744andISO3745shouldbeused.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_01
【页数】:32P.;A4
【正文语种】:英语


【英文标准名称】:TestMethodforFrettingWearProtectionbyLubricatingGreases
【原文标准名称】:润滑脂对微振磨损保护性的试验方法
【标准号】:ASTMD4170-1993
【标准状态】:作废
【国别】:美国
【发布日期】:1993
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;润滑剂;石油产品;磨切;保护(装置);润滑脂
【英文主题词】:protection;lubricants;testing;petroleumproducts;grease;attrition
【摘要】:
【中国标准分类号】:E36
【国际标准分类号】:75_100
【页数】:5P;A4
【正文语种】:英语