DIN EN 300356-18-2002 综合业务数字网(ISDN).信令系统No.7(SS7).国际接口ISDN用户部分(ISUP)第4版.第18部分:接通占线用户呼叫(CCBS)补充业务
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【英文标准名称】:IntegratedServicesDigitalNetwork(ISDN)-SignallingSystemNo.7(SS7);ISDNUserPart(ISUP)version4fortheinternationalinterface-Part18:CompletionofCallstoBusySubscriber(CCBS)supplementaryservice(ITU-TRecommendationQ.733,clause
【原文标准名称】:综合业务数字网(ISDN).信令系统No.7(SS7).国际接口ISDN用户部分(ISUP)第4版.第18部分:接通占线用户呼叫(CCBS)补充业务
【标准号】:DINEN300356-18-2002
【标准状态】:现行
【国别】:德国
【发布日期】:2002-01
【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】:界面;补充业务;重新呼叫;信号传输;远程通信;呼叫传输;电信设备;定义;通信网;电信;信号发送系统;综合业务数字网;接口
【英文主题词】:Calltransmission;Communicationnetworks;Communicationservice;Definition;Definitions;Interfaces;Interfaces(dataprocessing);ISDN;Recalls;Signaltransmission;Signallingsystems;Supplementaryservices
【摘要】:Thedocumentspecifiesrequirementsinthetelecommunicationssector.
【中国标准分类号】:M11
【国际标准分类号】:33_080
【页数】:1P;A4
【正文语种】:德语
【英文标准名称】:StandardPracticeforMeasuringFluidizationSegregationTendenciesofPowders
【原文标准名称】:测量粉末的液体化分离趋势的标准实施规程
【标准号】:ASTMD6941-2005e1
【标准状态】:现行
【国别】:
【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(US-ASTM)
【起草单位】:D18.24
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:分层;流态化;测量;粉末
【英文主题词】:fluidization;powder;segregation
【摘要】:Fluidizationsegregationcancauseverticalsegregationwithinbinsusedtoholdandtransportpowders.Thiscanaffectfinalproductqualityinindustrialapplications.Bymeasuringapowderrsquo;segregationtendency,onecancompareresultstootherpowderswithknownhistory,ordetermineifthegivenpowdermayhaveatendencytosegregateinagivenprocess.Finepowdersgenerallyhavealowerpermeabilitythancoarsebulksolidsandthereforetendtoretainairlonger.Thus,whenabinisbeingfilledwithafluidizablepowder,thecoarserparticlessettleoraredrivenintothebedwhilethefinerparticlesremainfluidizednearthesurface.Fluidization,whichservesasadrivingforceforthismechanismofsegregation,islikelytooccurwhenfinepowdersarepneumaticallyconveyedintoabin,thebinisfilledordischargedathighrates,orifsufficientairflowcountertotheflowofpowderispresentwithinthebin.Note18212;Thequalityoftheresultproducedbythispracticeisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthispracticearecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.PracticeD3740wasdevelopedforagenciesengagedinthetestingand/orinspectionofsoilandrock.Assuchitisnottotallyapplicabletoagenciesperformingthispractice.However,usersofthispracticeshouldrecognizethattheframeworkofPracticeD3740isappropriateforevaluatingthequalityofanagencyperformingthispractice.Currentlythereisnoknownqualifyingnationalauthoritythatinspectsagenciesthatperformthispractice.1.1Thispracticecoversanapparatusandprocedureforsimulatingthesegregationtendenciesofpowdersbymeansofthefluidizationmechanism.1.2Powdersmustbecapableofbeingfluidizedinordertobetestedbythispractice.1.3Temperature-andhumidity-sensitivepowdersmayneedtobetestedatdifferenttemperaturesandmoisturecontents,aswouldhappeninanindustrialenvironment.Further,thegassupply(type,temperature,andhumidity)shouldalsomatchtheindustrialconditions.1.4Thisstandardisnotapplicabletoallbulksolidsandsegregationmechanisms:whilefluidizationisacommonsegregationmechanismexperiencedbymanyfinepowders,othersegregationmechanismsnotevaluatedbythisstandardmightinducesegregationinpractice.1.5Theextenttowhichsegregationwilloccurinanindustrialsituationisnotonlyafunctionofthepowderanditstendencytosegregate,butalsothehandlingequipment(forexample,bindesign),process(forexample,transferrates),andenvironment.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A42
【国际标准分类号】:19_120
【页数】:4P.;A4
【正文语种】:
【英文标准名称】:Informationtechnology-Genericcablingforcustomerpremises-Mid-spanDTEpowerinsertion
【原文标准名称】:信息技术.用户房屋用一般布线.中跨DTE电力插件
【标准号】:ISO/IECTR24746-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-08
【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/SC25
【标准类型】:()
【标准水平】:()
【中文主题词】:数据终端;电缆密封装置;电缆敷设;布线;通信电缆;计算机硬件;电力设备;玻璃纤维电缆;分配;建筑物服务设施;场所;电缆系统;信息技术;数据传输;接口(数据处理);数据处理;信息交换;功能分配;规范(验收)
【英文主题词】:Allocation;Buildingservices;Cableglands;Cablelaying;Cabling;Communicationcables;Computerhardware;Dataprocessing;Dataterminals;Datatransmission;Electriccablesystems;Electricalinstallations;Functionallocation;Glassfibrecables;Informationinterchange;Informationtechnology;Interfaces(dataprocessing);Locations;Specification(approval)
【摘要】:InternationalTechnicalReportISO/IECTR24746specifiesMid-SpanDTEPowerinsertionintogenericcablingasspecifiedinISO/IEC11801,thelocationandallocationrequirementsincaseofthereplacementofagenericcablingcomponentorcomponents.
【中国标准分类号】:M11
【国际标准分类号】:35_200
【页数】:6P;A4
【正文语种】:英语
