【英文标准名称】:Spacedataandinformationtransfersystems-CCSDSfiledeliveryprotocol
【原文标准名称】:空间数据和信息传输系统.空间数据系统咨询委员会(CCSDS)文档传送协议
【标准号】:ISO17355-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-05
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC20
【标准类型】:()
【标准水平】:()
【中文主题词】:飞行器;数据交换;数据格式;数据处理;数据传送;定义;交换文件;文档;信息交换;协议;航天安全;航天技术;航天运输;航天飞行器
【英文主题词】:Aircraft;Dataexchange;Dataformats;Dataprocessing;Datatransfer;Definition;Definitions;Exchangefiles;Files;Informationinterchange;Protocols;Spacesafety;Spacetechnology;Spacetransport;Spacevehicles
【摘要】:ThisInternationalStandarddefinesaCCSDSfiledeliveryprotocol(CFDP)andassociatedserviceforapplicationinthespaceenvironment.Itisintendedforuseoverthecurrentandenvisagedpacketdeliveryservicesusedinthespaceenvironment,including?CCSDSconventionalpackettelecommand;?CCSDSconventionalpackettelemetry;?CCSDSadvancedorbitingsystems(AOS)pathservice.Itmayalsooperateoverawidevarietyofgroundnetworkservices,includingthosespecifiedbytheCCSDSforcross-supportpurposes.Theprotocoloperatesinthespace-to-ground,ground-to-space,andspace-tospacedirectionsoftransfer.Itmaybeinitiatedbythefilesendingorreceivingentity.Intheinterestsofinteroperability,protocolelementsareincludedforgeneralizedformsofstandardfilemanipulationoperationsbasedonassumptionsofacommonmodelfora‘filestore’,ormediumusedtostorefiles.Itisrecognized,however,thattheprecisenatureandcapabilitiesoffilestoremanagementsystemsareoperating-systemdependentand,forthatreason,theprotocolassumesavirtualfilestoreandassociatedservicesthatanimplementationmustmaptothecapabilitiesoftheactualfilestoreused.Thescopeandfieldofapplicationarefurthermoredetailedinsubclauses1.2and1.3oftheenclosedCCSDSpublication.
【中国标准分类号】:V07
【国际标准分类号】:49_140
【页数】:153P;A4
【正文语种】:英语
基本信息
标准名称: | 烟草机械 YB92A型条外透明纸包装机 |
英文名称: | Tobacco machinery -- Model TB92A cellophane wrapper for carton |
中标分类: |
食品 >>
食品加工机械 >>
制烟机械 |
发布日期: | 1996-07-08 |
实施日期: | 1994-07-01 |
首发日期: | |
作废日期: | 2006-02-27 |
出版日期: | |
页数: | 6页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 食品 食品加工机械 制烟机械
【英文标准名称】:StandardSpecificationforFoldedPoly(VinylChloride)(PVC)PipeforExistingSewerandConduitRehabilitation
【原文标准名称】:现有污水管和下水管修复用折叠式聚氯乙烯管的标准规范
【标准号】:ASTMF1504-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:F17.67
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:聚氯乙烯;配件;管道;修复;导(线)管;地下装置;污水管
【英文主题词】:installation-underground;plasticpipe-thermoplastic;poly(vinylchloride)(PVC)plasticpipe;rehabilitation
【摘要】:1.1Thisspecificationcoversrequirementsandtestmethodsformaterials,dimensions,workmanship,flatteningresistance,impactresistance,pipestiffness,extrusionquality,andaformofmarkingforfolded(vinylchloride)(PVC)pipeforexistingsewerandconduitrehabilitation.1.2Pipeproducedtothisspecificationisforuseinnon-pressuresewerandconduitrehabilitationwherethefoldedPVCpipeisinsertedintoandthenexpandedtoconformtothewalloftheoriginalconduitforminganewstructuralpipe-within-a-pipe.Note18212;AnASTMspecificationfortheinstallationoffoldedPVCpipeisunderpreparationandwillbereferencedinthisspecificationwhenpublished.1.3ThisspecificationincludespipemadeonlyfrommaterialsspecifiedinSection.Thisspecificationdoesnotincludepipemanufacturedfromreprocessed,recycled,orreclaimedPVC.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareprovidedforinformationonly.1.5Thefollowingprecautionarystatementpertainstothetestmethodportiononly,Section11,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q81
【国际标准分类号】:23_040_20;83_080_20
【页数】:5P.;A4
【正文语种】: