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SAE ARP1915 Aircraft Tow Bar

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Product Code:SAE ARP1915
Title:Aircraft Tow Bar
Issuing Committee:Age-2c Vehicle Maintenance And Aircraft Servicing Committee
Scope:This SAE Aerospace Recommended Practice (ARP) outlines the basic general design considerations for transport aircraft tow bars.It does not cover the requirements for tow bars intended for aircraft with a maximum ramp mass (MRW) below 8600 kg (19 000 lb).
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【英文标准名称】:Advancedtechnicalceramics-Methodsoftestforceramicpowders-Chemicalanalysisofzirconia
【原文标准名称】:高技术陶瓷.陶瓷粉末的检验方法.氧化锆的化学分析
【标准号】:BSEN725-12-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-06-15
【实施或试行日期】:2001-06-15
【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】:金属陶瓷;硅;粒状材料;镧系元素;特种陶瓷;钠;钾;陶瓷;钙;钛;钇;原子吸收分光光度测定法;燃烧原子吸收光谱测定法;锶;铪;含量测定;铝;化学分析和试验;镁;试验条件;陶瓷和玻璃技术;铁
【英文主题词】:
【摘要】:ThispartofEN725specifiesmethodsforthedeterminationofthelevelsofsilicon,aluminium,titanium,iron,calcium,magnesium,potassium,sodium,yttrium,hafnium,ceriumandstrontiumusingflameatomicabsorptionspectrometry(FAAS)andinductivelycoupledplasmaatomicemissionspectrometry(ICP-AES).Thesemethodsareapplicabletotheconcentrationrangesgiveninclause3,expressedasoxides.
【中国标准分类号】:Q32
【国际标准分类号】:81_060_30
【页数】:24P;A4
【正文语种】:英语


【英文标准名称】:StandardGuideforApplicationofASTMEvaluatedCrossSectionDataFile,MatrixE706(IIB)
【原文标准名称】:ASTM已经获得评价的截面数据文件的标准指南E706(ⅡB)
【标准号】:ASTME1018-2009
【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】:E10.05
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:covariancematrix;crosssection;dosimetry;ENDF;IRDF;JEF;JENDL;nuclearmetrology;ASTMENDFfile;Benchmarkprocessing/testing;Covariancematrix;Crosssectiondata/analysis;Differentialdata;ENDF/Afile;Evaluatednucleardatafile;Foils
【摘要】:TheENDF/BlibraryintheUnitedStatesandsimilarlibrarieselsewhere,suchasJEF(9),JENDL(7),andBROND(8),provideacompilationofneutroncrosssectionandothernucleardataforusebythenuclearcommunity.Theavailabilityoftheseexcellentandconsistentevaluationsmakespossiblestandardizedusage,therebyallowingeasyreferencingandintercomparisonsofcalculations.However,asthefirstENDF/Bfilesweredevelopeditbecameapparentthattheywerenotadequateforallapplications.ThisneedresultedinthedevelopmentoftheENDF/BDosimetryFile(5,10),consistingofactivationcrosssectionsimportantfordosimetryapplications.Thisfilewasmadeavailableworldwide.Later,otherx201C;SpecialPurposex201D;fileswereintroduced(23).IntheENDF/B-VIcompilation(41),dosimetryfileswereidentified,buttheynolongerappearedasseparateevaluationfiles.TheENDF/V-VIIcompilation(37)removedmostofthecovariancefilesusedbythedosimetrycommunity.Itkeptthecovariancefilesforthex201C;standardcrosssectionsx201D;inaspecialsub-library,butthecovariancedatainthissub-libraryisonlyprovidedovertheenergyrangeinwhicheachreactionisconsideredtobeax201C;standardx201D;,anddoesnotincludethefullenergyrangerequiredforLWRPVSdosimetryapplications.AnotherfileofevaluatedneutroncrosssectiondatahasbeenestablishedbytheInternationalAtomicEnergyAgency(IAEA)forreactordosimetryapplications.Thisfile,theInternationalReactorDosimetryFile(IRDF-2002)(6),drawsupontheENDF/BfilesandsupplementstheseevaluationswithasetofreactionsevaluatedbygroupsoftenoutsideoftheUnitedStates.SomeoftheIRDF-2002supplementalreactionsrepresentmaterialevaluationsthatarecurrentlybeingexaminedbytheCSEWG.ThesupplementalIRDF-2002evaluationsonlyincludethespecificreactionsofinteresttothedosimetrycommunityandnotafullmaterialevaluation.TheENDFcommunityrequiresacompleteevaluationbeforeincludingitinthemainENDF/Bevaluatedlibrary.TheapplicationtoLWRsurveillancedosimetrymayintroducenewdataneedsthatcanbestbesatisfiedbythecreationofadedicatedcrosssectionfile.Thisfileshallbeinaformdesignedforeasyapplicationbyusers(minimalprocessing).Thefileshallconsistofthefollowingtypesofinformationorindicatethesourcesofthefollowingtypeofdatathatshouldbeusedtosupplementthefilecontents:Dosimetrycrosssectionsforfission,activation,heliumproductionsensorreactionsinLWRenvironmentsinsupportofradiometric,solidstatetrackrecorder,heliumaccumulationdosimetrymethods(seeTestMethodsE853,E854,E910,andE1005).Othercrosssectionsorsensorresponsefunctionsusefulforactiveorpassivedosimetrymeasurements,forexample,theuseofneutronabsorptioncrosssectionstorepresentattenuationcorrectionsduetocoversorself-shielding.Crosssectionsfordamageevaluation,suchasdisplacementsperatom(dpa)iniron.Relatednucleardataneededfordosimetry,suchasbranchingratios,fissionyields,andatomicabundances.............
【中国标准分类号】:L70
【国际标准分类号】:35_240_50
【页数】:8P.;A4
【正文语种】:英语