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【英文标准名称】:ProvisionalSpecificationforBiodieselFuel(B100)BlendStockforDistillateFuels
【原文标准名称】:蒸馏燃料用生物柴油燃料(B100)混合材料的临时规范
【标准号】:ANSI/ASTMD6751-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:3规范;1机动车燃料;2材料试验
【英文主题词】:Automotivefuels;Blend;Components;Diesel;Dieselfuels;Low;Materialstesting;Oils;Specification
【摘要】:
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:
【正文语种】:英语


【英文标准名称】:StandardGuideforDataFieldsforComputerizedTransferofDigitalUltrasonicTestingData
【原文标准名称】:数字超声波测试数据的计算机传送用数据段的标准指南
【标准号】:ASTME1454-2002(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:E07.11
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:database;dataretrieval;datastorage;guide;nondestructivetesting;ultrasonicexamination;ultrasonicimage;Archivalstorage/retrieval;Computerizedsystems;Dataanalysis--computerized;Digitalelectronicdata;Electronicdata;Informationsto
【摘要】:Theprimaryuseofthisguideistoprovideastandardizedapproachforthedatafiletobeusedforthetransferofdigitalultrasonicdatafromoneusertoanotherwherethetwousersareworkingwithdissimilarultrasonicsystems.Thisguidedescribesthecontents,bothrequiredandoptional,foranintermediatedatafilethatcanbecreatedfromthenativeformatoftheultrasonicsystemonwhichthedatawascollectedandthatcanbeconvertedintothenativeformatofthereceivingultrasonicordataanalysissystem.Thedevelopmentoftranslatorsoftwaretoaccomplishthesedataformatconversionsisbeingaddressedunderaseparateeffort;thiswillincludespecificitemsneededforthedatatransfer,forexample,languageused,memoryrequirementsandintermediatespecification,includingdetaileddataformatsandstructures.Thsguidewillalsobeusefulinthearchivalstorageandretrievalofultrasonicdataaseitheradataformatspecifierorasaguidetothedataelementsthatshouldbeincludedinthearchivalfile.Althoughtherecommendedfieldlistingincludesmorethan120items,onlyaboutonethirdofthoseareregardedasessentialandmarkedwithFootnoteCinTable1.Fieldssomarkedmustbeaddressedinthedatabase.Theotherrecommendedfieldsprovideadditionalinformationthatauserwillfindhelpfulinunderstandingtheultrasonicexaminationresult.Theseheaderfielditemswill,inmostcases,makeuponlyaverysmallpartofanultrasonicexaminationfile.Theactualstreamofultrasonicdatathatmakeuptheimagewilltakeupthelargestpartofthedatabase.Sinceanultrasonicimagefilewillnormallybelarge,theconceptofdatacompressionwillbeconsideredinmanycases.Compresseddatashouldbenoted,alongwithadescriptionofthecompressionmethod,asindicatedinFieldNo.122.Thisguidedescribesthestructureofadatafileforalloftheultrasonicinformationcollectedinasinglescan.Somesystemsrecordmultipleinspectionresultsduringasinglescan.Forexample,throughtransmissionattenuationdataaswellaspulseechothicknessdatamayberecordedatthesametime.Thesedatamaybestoredinseparateimageplanes;seeFieldNo.102.Inothersystems,completedigitizedwaveformsmayberecordedateachinspectionpoint.Itisrecognizedthatthecompleteexaminationrecordmaycontainseveralfiles,forexample,forthesameexaminationmethodindifferentobjectareas,withorwithoutimageprocessing,fordifferentexaminationmethods(through-transmission,pulse-echo,radiologic,infrared,etc.)collectedduringthesameorduringdifferentscansessions,andforvariationswithinasinglemethod(frequencychange,etc.).Informationabouttheexistenceofotherimages/examinationrecordsfortheexaminedobjectshouldbenotedintheappropriatefields.Asingleimageplanemaybeonecreatedbyoverlayingorprocessingresultsformultipleexaminationapproaches,forexampledatafusion.Forsuchimages,thenotessectionsmustclearlystatehowtheimageforthisfilewascreated.TABLE1FieldListingFieldNumberAFieldNameandDescriptionDataType/UnitsBHeaderInformation:

1C
Intermediatefilename
Alphanumericstring