ANSI INCITS186-1992 信息系统.光纤分布式数据接口(FDDI).混合环控制(HRC)
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【英文标准名称】:InformationSystems-Fiber-DistributedDataInterface(FDDI)-HybridRingControl(HRC)
【原文标准名称】:信息系统.光纤分布式数据接口(FDDI).混合环控制(HRC)
【标准号】:ANSIINCITS186-1992
【标准状态】:现行
【国别】:美国
【发布日期】:1992
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:数据接口;数据传送;定义;定义;信息处理;情报系统;信息技术;接口(数据处理);多路存取计算机;网络接口;开放系统互连;开放系统互连;物理层;协议
【英文主题词】:Datainterface;Datatransfer;Definition;Definitions;Informationprocessing;Informationsystems;Informationtechnology;Interfaces(dataprocessing);MAC;Networkinterfaces;Opensystemsinterconnection;OSI;Physicallayers;Protocols
【摘要】:SpecifiesaHybridRingControl(HRC)protocolthatprovidesamodeofoperationinwhichbothpacketswitchedandisochronousdataaretransmittedwithinthesamespecialframestructure,calledacycle.
【中国标准分类号】:M33
【国际标准分类号】:35_100_10;35_200
【页数】:115P.;A4
【正文语种】:英语
【英文标准名称】:Methodsoftestformortarformasonry-Determinationofconsistenceoffreshmortar(byplungerpenetration)
【原文标准名称】:砖石工程用灰浆的试验方法.新鲜灰浆稠度的测定(插棒渗透法)
【标准号】:BSEN1015-4-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-02-15
【实施或试行日期】:1999-02-15
【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】:圬工用水泥;渗透性试验;水泥与混凝土技术;物理性能测量;灰浆;稳定性(机械性能);试验设备;试样;施工材料;砖砌体工程;试验条件;试样制备
【英文主题词】:
【摘要】:Methodusingaplungerrodtomeasuretheverticalpenetration.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_10
【页数】:8P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforAdhesionBetweenTireBeadWireandRubber
【原文标准名称】:轮胎钢丝和橡胶间粘结性的标准试验方法
【标准号】:ASTMD1871-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D13.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:粘附;试验;天然橡胶;特性;炭黑;绞合线;合成橡胶;橡胶
【英文主题词】:adhesion;beadwire;tirebeads
【摘要】:Tocontributetothemechanicalpropertiesrequiredinaproduct,tirebeadwiremusthavegoodadhesiontotherubbermatrix.Thisallowstherubbertoabsorbpartoftheenergy,distributingituniformlybetweenthereinforcingmaterialandtherubbercompound.Thistestmethodisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsofwiresinceithasbeenusedextensivelyinthetradeforthispurpose.Thistestmethodmaybeusedforpurchasespecificationrequirementsormanufacturingcontrolofbeadwire.5.1.1Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,testsamplesshouldbeusedthatareashomogeneousaspossible,thataredrawnfromthematerialfromwhichthedisparatetestresultswereobtained,andthatarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Othermaterialswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsforthatmaterialmustbeadjustedinconsiderationoftheknownbias.Thecharacteristicsofsinglefilamentsteelwiresthataffecttheadhesionpropertyarewirediameter,coatingcomposition,andcoatingmass.Thestorageconditions,age,andvulcanizationconditionsoftherubbercompoundwillaffectthetestresultsandmustbespecifiedbythesupplieroftherubbercompound.1.1Thistestmethodcoverproceduresfortestingthestrengthofadhesionofsingle-filamentwiretovulcanizedrubbercompounds.Themethodappliesto,butisnotlimitedto,wiremadefrombrass,bronze,orzinccoatedsteelwire.Theadhesionstrengthisexpressedasthemagnitudeofthepull-outforceforthesinglefilamentofwire.1.2Thistestmethodisapplicabletosingle-filamentwiresusedinreinforcedrubberproductsassinglefilamentsandisnormallyusedtoevaluatetheadhesionofsamplesofwiretoastandardrubberappliedunderspecifiedconditions.Itisprimarilyusedtoevaluatetirebeadwireandmaybeapplied,withmodificationsandbyagreementbetweensupplierandcustomer,tovariouswiretypesusedinrubberproductreinforcing.1.3ThistestmethodiswritteninSIunits.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.See6.5.1.
【中国标准分类号】:H41
【国际标准分类号】:83_060
【页数】:5P.;A4
【正文语种】:
