热门站点| 世界资料网 | 专利资料网 | 世界资料网论坛
收藏本站| 设为首页| 首页

HDBK-106

作者:标准资料网 时间:2024-04-29 16:03:28  浏览:9176   来源:标准资料网
下载地址: 点击此处下载

MIL-HDBK-106

MILITARY HANDBOOK: MULTI-LEVEL CONTINUOUS SAMPLING PROCEDURES AND TABLES FOR INSPECTION BY ATTRIBUTES (16 SEP 1986)., MIL-HDBK-106, dated 31 October 1958, is superseded by MIL-STD-1235.

下载地址: 点击此处下载
【英文标准名称】:Informationtechnology-Computergraphicsandimageprocessing-PresentationEnvironmentforMultimediaObjects(PREMO)-Part3:MultimediaSystemsServices
【原文标准名称】:信息技术.计算机图形和图像处理.对多媒体对象的表示环境(PREMO).第3部分:多媒体系统服务
【标准号】:ISO/IEC14478-3-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-12
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:编码;计算机制图;信息技术;图像处理;数据转换;多媒体;定义;数据处理;信息交换
【英文主题词】:Computergraphics;Dataconversion;Dataprocessing;Definition;Definitions;Encoding;Imageprocessing;Informationinterchange;Informationtechnology;Multimedia
【摘要】:ThispartofISO/IEC14478definesastandardsetofmultimediasystemservicesthatcanbeusedbymultimediaapplicationde-velopersinavarietyofcomputingenvironments.Thefocusisonenablingmultimediaapplicationsinaheterogeneous,distrib-utedcomputingenvironment.ThroughoutthispartofISO/IEC14478,thiscomponentwillalsobereferredtoas"MultimediaSystemsServices",andabbreviatedasMSS.TheMultimediaSystemsServicesconstitutesaframeworkof"middleware"—systemsoftwarecomponentslyingintheregionbetweenthegenericoperatingsystemandspecificapplications.Asmiddleware,theMultimediaSystemsServicesmarshalslow-er-levelsystemresourcestothetaskofsupportingmultimediaprocessing,providingasetofcommonserviceswhichcanbeusedbymultimediaapplicationdevelopers.TheMultimediaSystemsServicesencompassesthefollowingcharacteristics:a)provisionofanabstracttypeforamediaprocessingnode,extensiblethroughsubtypingtosupportabstractionsofreal,mediaprocessinghardwareorsoftware;b)provisionofanabstracttypeforthedataflowpathortheconnectionbetweenmediaprocessingnodes,encapsulating;low-levelconnectionandtransportsemantics;c)groupingofmultipleprocessingnodesandconnectionsintoasingleunitforpurposesofresourcereservationandstreamcontrol;d)provisionofamediadataflowabstraction,withsupportforavarietyofposition,timeand/orsynchronizationcapabili-ties;e)separationofthemediaformatabstractionsfromthedataflowabstraction;f)synchronousexceptionsandasynchronousevents;g)applicationvisiblecharacterizationofobjectcapabilities;h)registrationofobjectsinadistributedenvironmentbylocationandcapabilities;i)retrievalofobjectsinadistributedenvironmentbylocationandconstraints;j)definitionofaMediaStreamProtocoltosupportmediaindependenttransportandsynchronization.TheMultimediaSystemsServicesrelyontheobjectmodelofISO/IEC14478-1(FundamentalsofPREMO)andtheobjecttypesandnon-objectdatatypesdefinedinISO/IEC14478-2(PREMOFoundationComponent).
【中国标准分类号】:L81
【国际标准分类号】:33_160_60;35_140
【页数】:74P;A4
【正文语种】:英语


【英文标准名称】:Founding-Abrasionresistantcastirons
【原文标准名称】:铸造.铸铁耐磨性
【标准号】:BSEN12513-2000
【标准状态】:作废
【国别】:英国
【发布日期】:2000-11-15
【实施或试行日期】:2000-11-15
【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】:铸铁;铸造学;铁类合金;硬度;含铬合金;含镍合金;白口铁;合金铸铁;普通铸铁;耐磨材料;化学成分;等级(质量);名称与符号;铸件;分类系统
【英文主题词】:Abrasion-resistantmaterials;Alloys;Castings;Cast-iron;Chemicalcomposition;Chromiumcontent;Classification;Classificationsystems;Definition;Definitions;Foundrypractice;Grades;Hardness;Heattreatment;Kind;Materials;Selectionofgrades;Specification(approval);Surveys;Wear;Wearresistance
【摘要】:ThisEuropeanStandarddefinesthegradesofabrasionresistantwhitecastirons.Itspecifiesthegradesintermsof:-chemicalcomposition;-hardness.Thetypesofabrasionresistantwhitecastironscoveredbythisstandardare:a)unalloyedorlowalloycastirons;b)nickel-chromiumcastironscoveringtwogeneraltypes:-4%Ni2%Crcastirons;-9%Cr5%Nicastirons;c)highchromiumcastironscoveringfourrangesofchromiumcontent:-11%

版权声明:所有资料均为作者提供或网友推荐收集整理而来,仅供爱好者学习和研究使用,版权归原作者所有。
如本站内容有侵犯您的合法权益,请和我们取得联系,我们将立即改正或删除。
京ICP备14017250号-1