SAE AS1585 Fitting, Reducer, Integral Weld Ring, 3000 Psi
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来源:标准资料网
Product Code:SAE AS1585
Title:Fitting, Reducer, Integral Weld Ring, 3000 Psi
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.
上一篇:
SAE AS119 Hose Assembly, PTFE, Cres Braid, 3000 psig, 400 掳F, 45掳 to 90掳, Flareless, Lightweight下一篇:
SAE AS39029/28 Contacts, Electrical Connector, Pin, Crimp Removable, Shielded, Size 12 (For Mil-C-38999 Series I, Ii, I
【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
基本信息
标准名称: | 合成革用微晶纤维素 |
英文名称: | Microcrystalline cellulose for synthetic leather |
中标分类: |
农业、林业 >>
林业 >>
林产化工原料 |
发布部门: | 国家林业局 |
发布日期: | 1999-08-16 |
实施日期: | 1999-12-01 |
首发日期: | |
作废日期: | |
提出单位: | 国家林业局 |
归口单位: | 国家林业局 |
起草单位: | 中国林业科学研究院林产化学工业研究所、南京助剂厂 |
起草人: | 侯永发、徐来、李淑秀 |
出版社: | 中国标准出版社 |
出版日期: | 2004-04-22 |
页数: | 6页 |
批文号: | 3950-1999 |
书号: | 155066.2-12802 |
适用范围
本标准规定了合成革用微晶纤维素产品的技术要求、试验方法、检验规则和标志、包装、运输、贮存的要求。
本标准适用于棉浆粕和木浆柏制成的合成革用微晶纤维素产品。
前言
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引用标准
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所属分类: 农业 林业 林业 林产化工原料