BS ISO/IEC 19785-4-2010 信息技术.通用生物统计交换格式的框架结构.安全块格式规范
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【英文标准名称】:Informationtechnology.CommonBiometricExchangeFormatsFramework.Securityblockformatspecifications
【原文标准名称】:信息技术.通用生物统计交换格式的框架结构.安全块格式规范
【标准号】:BSISO/IEC19785-4-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2010-09-30
【实施或试行日期】:2010-09-30
【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】:校验;生物测定;生物测定学;数据;数据元;数据交换;定义(术语);编码;交换格式;识别;识别系统;信息交换;信息处理;信息技术;记录;语义学;传输协议;验证
【英文主题词】:Authentication;Biometric;Biometrics;Data;Dataelements;Dataexchange;Definitions;Encoding;Exchangeformats;Identification;Identificationssystems;Informationinterchange;Informationprocessing;Informationtechnology;Records;Semantics;Transmissionprotocol;Verification
【摘要】:
【中国标准分类号】:L71
【国际标准分类号】:35_240_15
【页数】:30P;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforCleaningMetalsPriortoElectroplating
【原文标准名称】:电镀前金属清洗的标准实施规程
【标准号】:ASTMB322-1999(2004)
【标准状态】:现行
【国别】:
【发布日期】:1999
【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】:B08.02
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:金属覆层;覆层;电镀;金属的;金属;清洁处理
【英文主题词】:
【摘要】:Theperformanceandqualityofelectroplatedarticlesdependuponthesurfacecleanlinessandcondition.Variousmetalsareelectroplatedfordecorativeorengineeringfinishes.Thecommonelectroplatesappliedareusuallycopper,nickel,andchromiumfordecorativeandfunctionaluses.Electroplatedarticlesareusedinmanyindustriessuchasthemarine,automotive,plumbingfixtures,andapplianceindustries.1.1Thisguidedescribestheprocedureforcleaningmetalsurfacestoobtaingoodadhesionofelectrodepositedmetals.Thedegreeofcleanlinessrequiredformetalstobeelectroplatedisgreaterthanformostotherfinishes.Methodsofremovalofheat-treatormillscalearenotincludedinthesemethods,becausetheyarecoveredinpracticesreferringtospecificmetals.Itshouldalsobeunderstoodthatwhiletheseproceduresarebroadlyapplicable,particularsubstratesmayrequirecertainspecificcleaningprocedures.1.2Adequatecleaningrequiresapropercombinationofcleaningprocedures.Thechoiceoftheseproceduresmustbebasedonaknowledgeofthemetalstobecleanedandofthesoilstoberemoved.Becausemostexperienceandknowledgeincleaninghavebeenobtainedbysuppliersofproprietaryprocessesandformulations,thesesourcesshouldbeconsultedbeforesettingupacleaningprocess.1.3Atreatmenttoremovetarnish,lightrust,fingerprints,oroxidesisusuallyprovidedbeforeimmersionofthepieceintheelectroplatingtank.Thistreatmentactivatesthemetalandisusuallyaccomplishedinacidbathswhichalsoservetoneutralizetheresidualalkalinefilmfromalkalinecleaning.Alkalinechelatedderustingandcleaningsolutions,aloneorwithsodiumcyanide,usedasasoakorelectrocleaner,areoftenpreferredbeforeelectroplatingonferrousalloys.1.4Invariablyseveralstagesarenecessarytoprovideadequatecleaning.Thesestagesarediscussedinthreeparts:PartI-Precleaning(useofasolvent,emulsion,oralkalinespray)toremovethebulkofthesoil.PartII-Intermediate(alkaline)cleaning.PartIII-Finalelectrocleaning,toremovetracesolidsandespeciallyadherentimpurities.PartIV-Troubleshooting.Often,dependinglargelyontheamountandtypeofsoilontheworkpiecesasreceived,oneormoreofthesestagesmaybeeliminatedormodified.Usually,evenwithlightsoils,itisadvisabletoretainmultistagecleaning,therebyincreasingthelifeandefficiencyofthecleaningsolutions.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(FormorespecificsafetyprecautionarystatementsseeSections11and16.)
【中国标准分类号】:A29
【国际标准分类号】:25_220_40
【页数】:9P.;A4
【正文语种】:
【英文标准名称】:StandardTestMethodforSulfurinPetroleumProductsbyWavelengthDispersiveX-rayFluorescenceSpectrometry
【原文标准名称】:用波长色散X射线荧光光谱法测定石油产品中硫含量的标准试验方法
【标准号】:ASTMD2622-2005
【标准状态】:作废
【国别】:美国
【发布日期】:2005
【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】:润滑剂;石油产品;硫;试验;X-射线分析
【英文主题词】:Lubricants;Petroleumproducts;Sulphur;Testing;X-rayanalysis
【摘要】:
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:7P;A4
【正文语种】:英语
