【英文标准名称】:Testingcorrosioninhibiting,enginecoolantconcentrate('antifreeze').Methodsoftestfordeterminationofphysicalandchemicalproperties.Determinationoffreezingpoint
【原文标准名称】:发动机浓缩冷却剂("抗冻剂")的腐蚀抑制试验.第1部分:测定物理和化学特性的试验方法.第1.3节:冻结点测定
【标准号】:BS5117Sec.1.3-1985
【标准状态】:作废
【国别】:英国
【发布日期】:1985-06-28
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:内燃机;冷却系统;抽样方法;试验设备;腐蚀抑制剂;发动机部件;冷却剂;抗冻剂;冻结点;温度测量;材料热性质;物理化学法;冷却
【英文主题词】:
【摘要】:
【中国标准分类号】:E60
【国际标准分类号】:
【页数】:4P;A4
【正文语种】:英语
基本信息
| 标准名称： | 综合录井仪钻井液电阻式体积传感器 |
| 发布日期： | 1995-12-25 |
| 实施日期： | 1996-06-30 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
适用范围
没有内容
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类： 石油 石油勘探 开发与集输 石油开采 石油及相关技术 石油和天然气的开采与加工
【英文标准名称】:Informationtechnology.Opensystemsinterconnection.Conformancetestingmethodologyandframework.TheTreeandtabularcombinednotation(TTCN)
【原文标准名称】:信息技术.开放系统互连.合格试验方法学和框架.第3部分:树形和表格混合记数法
【标准号】:BSISO/IEC9646-3-1998
【标准状态】:作废
【国别】:英国
【发布日期】:1999-05-15
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:数据传输;数据传输控制规程;程序设计;信息交流;认可试验;计算机间通信;树(数学);算法;数据处理;句法;开放系统互连;编码(数据转换);通信规程;语义学;合格
【英文主题词】:
【摘要】:1ThispartofISO/IEC9646definesaninformaltestnotation,calledtheTreeandTabularCombinedNotation(TTCN),forOSIconformancetestsuites,whichisindependentoftestmethods,layersandprotocols,andwhichreflectstheabstracttestingmethodologydefinedinISO/IEC9646-1andISO/IEC9646-2.2ItalsospecifiesrequirementsandprovidesguidanceforusingTTCNinthespecificationofsystem-independentconform-ancetestsuitesforoneormoreOSIstandards.Itspecifiestwoformsofthenotation:one,ahuman-readableform,applicabletotheproductionofconformancetestsuitestandardsforOSIprotocols;andtheother,amachine-processableform,applicabletoprocessingwithinandbetweencomputersystems.3ThispartofISO/IEC9646appliestothespecificationofconformancetestcaseswhichcanbeexpressedabstractlyintermsofcontrolandobservationofprotocoldataunitsandabstractserviceprimitives.Nevertheless,forsomeprotocols,testcasesmaybeneededwhichcannotbeexpressedintheseterms.ThespecificationofsuchtestcasesisoutsidethescopeofmispartofISO/IEC9646,althoughthosetestcasesmayneedtobeincludedinaconformancetestsuitestandard.Forexample,somestaticconformancerequirementsrelatedtoanapplicationservicemayrequiretestingtechniqueswhicharespecifictothatparticularapplication.Thespecificationoftestcasesinwhichmorethanonebehaviourdescriptionistoberuninparallelisdealtwithbytheconcurrencyfeatures(particularlyinvolvingthedefinitionofTestComponentsandTestComponentConfigurations).4ThispartofISO/IEC9646specifiesrequirementsonwhatatestsuitestandardmayspecifyaboutaconformingrealizationofthetestsuite,includingtheoperationalsemanticsofTTCNtestsuites.5ThispartofISO/IEC9646appliestothespecificationofconformancetestsuitesforOSIprotocolsinOSIlayers2to7,specificallyincludingAbstractSyntaxNotationOne(ASN.l)basedprotocols.ThefollowingareoutsidethescopeofthispartofISO/IEC9646:a)thespecificationofconformancetestsuitesforPhysicallayerprotocols;b)therelationshipbetweenTTCNandformaldescriptiontechniques;c)themeansofrealizationofexecutabletestsuites(ETS)fromabstracttestsuites.6ThispartofISO/IEC9646definesmechanismsforusingconcurrencyinthespecificationofabstracttestcases.ConcurrencyinTTCNisapplicabletothespecificationoftestcases:a)inamulti-partytestingcontext;b)whichhandlemultiplexinganddemultiplexingineitherasingle-partyormulti-partytestingcontext;c)whichhandlesplittingandrecombiningineitherasingle-partyormulti-partytestingcontext;d)inasingle-partytestingcontextwhenthecomplexityoftheprotocolorsetofprotocolshandledbytheIUTissuchthatconcurrencycansimplifythespecificationofthetestcase.7TTCNmodulesaredefinedtoallowsharingofcommonTTCNspecificationsbetweentestsuites.
【中国标准分类号】:L79
【国际标准分类号】:35_100_01
【页数】:
【正文语种】:英语