【英文标准名称】:Informationtechnology-Telecommunicationsandinformationexchangebetweensystems-PrivateIntegratedServicesNetwork;Inter-exchangesignallingprotocol;Callcompletionsupplementaryservices
【原文标准名称】:信息技术.系统间远程通信和信息交换.专用综合业务网.交换间信令协议.呼叫完成补充业务
【标准号】:ISO/IEC13870-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-04
【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
【标准类型】:()
【标准水平】:()
【中文主题词】:通信网;综合业务数字网;数据处理;网络互连;信息技术;信息交换;专业网络;电信;综合服务数字网络;数据服务;数据传输;PINX;补充业务;定义;专业综合服务网;专业综合服务网
【英文主题词】:Communicationnetworks;Dataprocessing;Dataservices;Datatransmission;Definition;Definitions;Informationinterchange;Informationtechnology;Integratedservicesdigitalnetwork;ISDN;Networkinterconnection;PINX;PISN;Privateintegratedservicesnetworking;Privateintegratedservicesnetworkingexchanges;Privatenetworks;Supplementaryservices;Telecommunications
【摘要】:ThisInternationalStandardspecifiesthesignallingprotocolforthesupportoftheCallCompletionsupplementaryservicesattheQreferencepointbetweenPrivateIntegratedservicesNetworkexchanges(PINXs)connectedtogetherwithinaPrivateIntegratedServicesNetwork(PISN).TheCallCompletionsupplementaryservicesareCompletionofCallstoBusySubscribers(SS-CCBS)andCompletionofCallsonNoReply(SS-CCNR).SS-CCBSenablesacallingUserA,encounteringabusydestinationUserB,tohavethecallcompletedwhenUserBbecomesnotbusy,withouthavingtomakeanewcallattempt.SS-CCNRenablesacallingUserA,encounteringadestinationUserBthat,thoughalerted,doesnotanswer,tohavethecallcompletedwhenUserBbecomesnotbusyagainafteraperiodofactivity,withouthavingtomakeanewcallattempt.TheQreferencepointisdefinedinISO/IEC11579-1.ServicespecificationsareproducedinthreestagesandaccordingtothemethodspecifiedinETS300387.ThisInternationalStandardcontainsthestage3specificationfortheQreferencepointandsatisfiestherequirementsidentifiedbythestage1andstage2specificationsinISO/IEC13866.ThesignallingprotocolsforSS-CCBSandSS-CCNRoperateontopofthesignallingprotocolforbasiccircuitswitchedcallcontrol,asspecifiedinISO/IEC11572,andusescertainaspectsofthegenericproceduresforthecontrolofsupplementaryservicesspecifiedinISO/IEC11582.ThisInternationalStandardalsospecifiesadditionalsignallingprotocolrequirementsforthesupportofinteractionsattheQreferencepointbetweenSS-CCandothersupplementaryservicesandANFs.ThisInternationalStandardisapplicabletoPINXswhichcaninterconnecttoformaPISN.
【中国标准分类号】:M11
【国际标准分类号】:33_040_35
【页数】:68P;A4
【正文语种】:英语
基本信息
标准名称: | 硬质合金莫氏锥柄机用铰刀 |
英文名称: | Machine reamers with Morse taper shanks with carbide tips |
中标分类: |
机械 >>
工艺装备 >>
刀具 |
ICS分类: |
机械制造 >>
切削工具 >>
钻头、锪钻、铰刀
|
替代情况: | 替代GB/T 4252-1984;被GB/T 4251-2008代替 |
发布部门: | 中华人民共和国国家质量监督检验检疫总局 中国国家标准化管理委员会 |
发布日期: | 2004-02-10 |
实施日期: | 2004-08-01 |
首发日期: | 1984-03-28 |
作废日期: | 2009-04-01 |
主管部门: | 中国机械工业联合会 |
提出单位: | 中国机械工业联合会 |
归口单位: | 全国刀具标准化技术委员会 |
起草单位: | 河南第一工具厂 |
出版社: | 中国标准出版社 |
出版日期: | 2004-08-01 |
页数: | 16开, 页数:7, 字数:12千字 |
书号: | 155066.1-21053 |
适用范围
本标准规定了硬质合金莫氏锥柄机用绞刀的型式和尺寸。本标准适用于直径大于7.5mm至40mm的硬质合金莫氏锥柄机用铰刀。
前言
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目录
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引用标准
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所属分类: 机械 工艺装备 刀具 机械制造 切削工具 钻头 锪钻 铰刀
【英文标准名称】:Liquidpumpsandpumpunits-Noisetestcode-Grade2andgrade3ofaccuracy
【原文标准名称】:液压泵和泵组.噪音测试规程.2级和3级精度
【标准号】:BSEN12639-2000
【标准状态】:作废
【国别】:英国
【发布日期】:2000-05-15
【实施或试行日期】:2000-05-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:使用条件;验证;尺寸;噪声(环境的);声试验;口述;位置;安装细则;声学试验;流体设备;测绘;试验条件;设计;测量;表面;空气噪声;额定功率;泵;声学测量;传声器;分级(质量);噪声控制;声强
【英文主题词】:Acousticmeasurement;Acoustics;Airbornenoise;Airbornenoiseemitted;Applications;Centrifugalpumps;Checkpoint;Classificationsystems;Definitions;Eductors;Envelopingsurfacemethods;Environment;Externalnoise;Handling;Interpretations;Layout;Liquidpumps;Machines;Measurement;Measurementconditions;Measurementofairbornenoise;Measuringdistances;Measuringenvironment;Measuringincertainity;Measuringinstruments;Measuringobjects;Measuringresults;Measuringsurfaces;Measuringtechniques;Mechanicalengineering;Microphones;Noise;Noiseabatement;Noiseemissions;Noise(environmental);Noisemeasurements;Operatingconditions;Pollutioncontrol;Positive-displacementpumps;Precision;Pumpunit;Pumps;Referencecubes;Soundlevel;Soundpower;Soundpressure;Soundpressurelevel;Soundpressurespectrum;Testreport;Testingshop;Usage;Vibrationengineering
【摘要】:ThisEuropeanStandardspecifiesalltheinformationnecessarytocarryoutefficientlyandunderstandardizedconditionsthedetermination,declarationandverificationoftheairbornenoiseemissionofliquidpumpsorpumpunits(see4.1).Itspecifiesthenoisemeasurementmethodsandtheoperatingandmountingconditionsthatshallbeusedforthetest.Noiseemissioncharacteristicsincludeemissionsoundpressurelevelsatspecifiedpositionsandthesoundpowerlevel.Thedeterminationofthesequantitiesisnecessaryfor:—declaringthenoiseemissionvalues;—purposeofnoisecontrolatsourceatthedesignstage.NOTEThedeterminationofthesequantitiesisalsonecessaryforcomparingthenoiseemittedbyliquidpumpsonthemarket.TheuseofthisEuropeanStandardensuresthereproducibilityofthedeterminationoftheairbornenoiseemissioncharacteristicswithinspecifiedlimitsdeterminedbythegradeofaccuracyofthebasicairbornenoisemeasurementmethodused.NoisemeasurementmethodsaccordingtothisEuropeanStandardareengineeringmethods(grade2)andsurveymethods(grade3).ThisEuropeanStandarddoesnotdealwiththecharacterizationofthestructure-bornesoundandliquid-bornenoisegeneratedbyliquidpumps.ThisEuropeanStandardisintendedtocomplementEN809.
【中国标准分类号】:J71
【国际标准分类号】:17_140_20;23_080
【页数】:28P;A4
【正文语种】:英语