DIN 53621-7-1977 生橡胶和弹性体的检验.聚合物的定量测定.苯乙烯含量的测定及苯乙烯一丁二烯一共聚物含量的测定
时间:2024-05-09 01:37:58 来源: 标准资料网 作者：标准资料网 阅读：9396
【英文标准名称】:TestingofRubberandElastomers;QuantitativeDeterminationofPolymers;DeterminationoftheStyreneContentandCalculationoftheContentofStyrene-butadieneCopolymer
【原文标准名称】:生橡胶和弹性体的检验.聚合物的定量测定.苯乙烯含量的测定及苯乙烯一丁二烯一共聚物含量的测定
【标准号】:DIN53621-7-1977
【标准状态】:作废
【国别】:德国
【发布日期】:1977-07
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:聚乙烯;天然橡胶;抽样方法;试验设备;含量;弹性体;塑料;换算(计量单位);分光光度计;数学计算;高聚物;含量测定;苯乙烯;校正;试样制备;定义
【英文主题词】:definitions;specimenpreparation;elastomers;spectrophotometers;polymers;styrene;polyethylene;samplingmethods;plastics;mathematicalcalculations;testequipment;determinationofcontent;naturalrubber;
【摘要】:
【中国标准分类号】:G30
【国际标准分类号】:83_060
【页数】:4P;A4
【正文语种】:德语
【英文标准名称】:Informationtechnology-CommonLanguageInfrastructure(CLI)-TechnicalReport:CommonGenerics
【原文标准名称】:信息技术.通用语言结构(CLI).技术报告:普通遗传学
【标准号】:ISO/IECTR25438-2006
【标准状态】:现行
【国别】:国际
【发布日期】:2006-08-01
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1/SC22
【标准类型】:()
【标准水平】:()
【中文主题词】:数据处理;测定;EDP;电子数据处理;功能;总规范;信息处理;信息技术;基础设施;交替使用性;语言;图书馆;程序设计语言;规范;系统;型式
【英文主题词】:Dataprocessing;Determinations;EDP;Functions;Genericspecification;Informationprocessing;Informationtechnology;Infrastructure;Interoperability;Languages;Libraries;Programminglanguages;Specification;Systems;Types
【摘要】:TheCLIstandardlibraries(ISO/IEC23271)provideacollectionofcommontypesthatcanbeusedbymultiplelanguages.WiththeadditionofgenericstotheCLI,thestandardlibrarieshavebeenextendedtoincludeanumberofcommongenerictypes,inparticular,collections.However,atpresent,theselibrariesdonotincludemanysimplegenerictypesfoundinanumberofdifferentlanguages.AnylanguagewhichusesthesecommontypesmustimplementthemratherthandeferringtotheCLIlibrary,therebyreducinglanguageinteroperability.ThisTechnicalReportaddressesthisissuebyprovidinganumberofthesecommontypes.Generictuples(producttypes)arestandardinanumberoflanguages:C++(templatePair),Ada,Haskell,andStandardML(SML).However,languagesdifferinthenumberofpre-definedtuplesizessupportedbytheirstandardlibraries;e.g.C++providesjustone(Pair)whileHaskellprovideseight(sizes2to9)andSMLallowsanysizeoftuple.ThisTechnicalReportprovidesnine(sizes2to10).Genericprogrammingencourages“higherorder”programmingwheregenericfunctions(methods)takefunction(delegate)typeargumentsthathavegenerictypes.ExamplesincludeAda’swithandgenericconstraints,andfunctionargumentsinHaskellandSML.IntheCLI,functionvaluesareprovidedintheformofdelegates,sothisproposaldefinesstandardgenericdelegatetypesforfunctions(whichreturnavalue)andprocedures(whichdonot).Anothertwotypesthatoccurinanumberoflanguagesareanoptionaltype,whicheithercontainsavalueofsomeothertypeoranindicationthatsuchavalueisnotpresent;andaneithertype,whichholdsavalueofoneoftwopossibletypesandanindicationofwhichoneispresent.Thisproposalprovidesbothofthese.NoteTheoptionaltypeissimilarto,butdifferentfrom,thetypeSystem.Nullable.Finally,inexistinggenericlanguages,aneedhasbeenfoundforafillertypetobeusedwhenaparticulargenericparameterisnotrequiredforaparticularuseofthegenerictype.Astandardone-valuetypeisoftenprovidedforthispurpose,oftencalledUnitorVoid.ThisTechnicalReportincludessuchatype.
【中国标准分类号】:L74
【国际标准分类号】:35_060
【页数】:70P.;A4
【正文语种】:英语
【英文标准名称】:Hardwoodroundtimber-Qualitativeclassification-Part3:Ashandmaplesandsycamore;GermanversionEN1316-3:1997
【原文标准名称】:饮用水处理用化学品.三钾磷酸盐
【标准号】:DINEN1316-3-1997
【标准状态】:作废
【国别】:德国
【发布日期】:1997-12
【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】:硬木;槭(树);合格的;木材技术;原木;槐木;质量特性;质量要求;家具;测定;分类
【英文主题词】:Ash(wood);Ashs;Classification;Classifications;Determination;Furniture;Hardwoods;Judgmentscale;Logs;Maple(wood);Maples;Qualitative;Qualitycharacteristics;Qualityrequirements;Woodtechnology
【摘要】:Thedocumentspecifiesaqualitativeclassificationandgradedesignationforfelledtreesofash(Fraxinusexelsior)andmaplespresentedintheformoflongpolesorlogs.Theclassificationsdescribequalityclassesofroundtimbersforwhichtheintendeduseisnotknown.Themaplesclassificationisappliedforthefollowingspecies:sycamoremaple(Acerpseudoplatanus)andmaples(Acerplatanoides),(Acercampestris).#,,#
【中国标准分类号】:G77
【国际标准分类号】:79_040
【页数】:8P.;A4
【正文语种】:德语