【英文标准名称】:Informationtechnology-Programminglanguages,theirenvironmentsandsystemsoftwareinterfaces-JEFFfileformat
【原文标准名称】:信息技术.编程语言及其环境和系统软件接口.JEFF文件形式
【标准号】:BSISO/IEC20970-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-08-07
【实施或试行日期】:2002-08-07
【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】:代码字符集;文件结构(计算机);数据组织;信息交流;接口(数据处理);计算机程序;数据布置;数据结构;计算机软件;程序设计语言;编码(数据转换);数据处理;数据传送
【英文主题词】:Computersoftware;Dataprocessing;Definition;Definitions;Files;Informationinterchange;Informationtechnology;Interfaces(dataprocessing);Programminglanguages;Specification(approval)
【摘要】:ThisInternationalStandardcanbeusedwithbenefitsonallkindsofplatform.ThisInternationalStandard'smostimmediateinterestisfordeployingportableapplicationsonsmallfootprintdevices.ThisInternationalStandardprovidesdramaticsavingsofdynamicmemoryandexecutiontimewithoutsacrificinganyoftheflexibilityusuallyattachedtotheuseofnon-pre-linkedportablecode.ThisInternationalStandardisespeciallyimportanttoprovideacompletesolutiontoexecuteportableprogramsofwhichcodesizeisbiggerthantheavailabledynamicmemory.ThisInternationalStandardisalsoveryimportantwhenfastreactivityofprogramsisimportant.Byavoidingtheextra-processingrelatedtoloadingintodynamicmemoryandformattingclassesatruntime,thisInternationalStandardprovidesacompleteanswertotheproblemofclass-loadingslow-down.Thesebenefitsareparticularlyinterestingforsmalldevicessupportingfinancialapplications.Suchapplicationsareoftencomplexandrelyingoncodeofsignificantsize,whilethepressureofthemarketoftenimposestothesedevicestobeofalowpriceand,consequently,tobeverysmallfootprintplatforms.Inaddition,tonotimposeunacceptabledelaystocustomers,itisimportanttheseapplicationsdonotwastetimeinloadingclassesintodynamicmemorywhentheyarelaunchedbut,onthecontrary,tobeimmediatelyactivelyprocessingthetransactionwithnodelay.Whenusingsmartcards,therearealsosomeloosereal-timeconstraintsthatarebetterhandledifitcanbegrantedthatnotemporaryfreezingofprocessingcanoccurduetoclassloading.ThisInternationalStandardcanalsobeofgreatbenefitfordevicesdealingwithreal-timeapplications.Inthiscase,avoidingthedelaysduetoclassloadingcanplayanimportantroletosatisfyreal-timeconstraints.
【中国标准分类号】:L74
【国际标准分类号】:35_060
【页数】:50P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforDesignandManufactureofReciprocatingSparkIgnitionEnginesforLightSportAircraft
【原文标准名称】:轻型运动飞行器用往复式火花点火式发动机的设计和制造的标准实施规程
【标准号】:ASTMF2339-2005
【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】:飞行器;设计;光;火花点火发动机;体育运动;火花点火
【英文主题词】:Aircraft;Design;Light;Sparkignitions;Spark-ignitionengines;Sports
【摘要】:
【中国标准分类号】:V30
【国际标准分类号】:49_060
【页数】:4P;A4
【正文语种】:英语