ISO/IEC 16504-2011 信息技术.系统间远程通信和信息交换.电视空白空间操作媒体访问控制(MAC)和物理层(PHY)

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【英文标准名称】:Informationtechnology-Telecommunicationsandinformationexchangebetweensystems-MACandPHYforoperationinTVwhitespace
【原文标准名称】:信息技术.系统间远程通信和信息交换.电视空白空间操作媒体访问控制(MAC)和物理层(PHY)
【标准号】:ISO/IEC16504-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-11
【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】:
【英文主题词】:Accesscontrols;Bandoffrequencies;Broadcasting;Circuitnetworks;Datacommunication;Dataexchange;Datasecurity;Definitions;Digitalengineering;Frequencies;Frequencyuse;Implementation;Informationexchange;Informationinterchange;Informationtechnology;ITsecurity;Layers;MAC;Mediumaccesscontrol;Mobileradiosystems;Physicallayers;Protocols;Radioengineering;Telecommunications;Television;Televisionreception;Transmissionprotocol;Videofrequencies;Wireless
【摘要】:
【中国标准分类号】:L78
【国际标准分类号】:35_110
【页数】:178P;A4
【正文语种】:英语


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Product Code:SAE AMSQQA250/1
Title:Aluminum 1100, Plate and Sheet
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers the specific requirements for 1100 aluminum plate and sheet.【英文标准名称】:StandardSpecificationforShieldedCouplingsJoiningHublessCastIronSoilPipeandFittings
【原文标准名称】:有套连接器连接无毂铸铁污水管道和管配件的标准规范
【标准号】:ASTMC1277-2009a
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:A04.75
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:castironsoilpipe;nohubcouplings;hublesscouplings;nohubpipe;Castironsoilpipe/fittings--specifications;Couplings--specifications;Deflection--buildingconstructions/materials;Hublesscastironsoilpipe/fittings--specifications;Performance
【摘要】:1.1Thisspecificationcoversthematerialsandtestingofshieldedhublesscouplingstojoinhublesscastironsoilpipeandfittings.1.2Severaldifferenttypesofhublesscouplingsareavailableforuseinhublesscastironsanitaryandstormdrain,wasteandventpipingapplicationstoconnecthublesscastironsoilpipeandfittingsbyusingasleeve-type,orsomeothertypecouplingdevice.ItisthepurposeofthisspecificationtofurnishinformationastothecharacteristicsofonesuchsleevetypecouplingswhenappliedtocastironsoilpipeandfittingsmanufacturedinaccordancewithSpecificationA888,latestrevision,andCISPI-301,latestrevision.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4ThecommitteewithjurisdictionoverthisstandardisawareofothercomparablestandardpublishedbytheCastIronSoilPipeInstitute,CISPI-310,FM1680publishedbyFactoryMutual,andSpecificationC1540publishedbyASTM.1.5Thefollowingprecautionarycaveatpertainsonlytothetestmethodportion,Section7,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q81
【国际标准分类号】:23_040_40
【页数】:17P.;A4
【正文语种】:英语