标准资料网-标准资料免费资源平台

【英文标准名称】:DownstreamRFInterfaceforCableModemTerminationSystems
【原文标准名称】:电缆调制解调器终端系统用下游射频接口
【标准号】:ANSI/SCTE133-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007-11-29
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:SCTE
【标准类型】:()
【标准水平】:()
【中文主题词】:建筑设计;电缆通信;电缆系统;电缆终端;电缆分配系统;电缆;元部件;分配系统;高速;信息技术;集成的;接口电缆;界面;调制解调器;物理层;射频;发射机
【英文主题词】:Architecturaldesign;Cablecommunication;Cablesystems;Cableterminations;Cableddistributionsystems;Cables;Components;Distributionsystems;Highspeed;Informationtechnology;Integrated;Interfacecable;Interfaces;Modems;Physicallayers;Radiofrequencies;Transmitters
【摘要】:TheDOCSISStandardsdefinetherequirementsforthetwofundamentalcomponentsthatcompriseahigh-speeddataover-cablesystem:thecablemodem(CM)andthecablemodemterminationsystem(CMTS).ThisproposedStandardprovidesphysicallayerrequirementsforCMTStransmittersintheDOCSISarchitecture.Itappliestohead-endcomponentsbuiltaccordingtotheM-CMTSarchitecture(proposedStandardsJ.depi&J.dti)aswellasintegratedCMTSsystems.
【中国标准分类号】:L63;L78
【国际标准分类号】:35_180
【页数】:
【正文语种】:英语


【英文标准名称】:LPGequipmentandaccessories-ProcedureforcheckingLPGcylindersbefore,duringandafterfilling
【原文标准名称】:液化石油气(LPG)设备和附件.LPG瓶灌装前、灌装中和灌装后的检测用程序
【标准号】:BSEN1439-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-03-31
【实施或试行日期】:2008-03-31
【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】:瓶;灌注;丁烷;检验;压缩气体;状态调节;控制方法;控制器;立方体含量;损伤;缺陷;定义;设备;设备安全;装填料;装满;储气瓶;燃气技术;气体;液化石油气;液化气瓶;作标记;移动的;压力容器;丙烷;可再填充的;排出物;安全;安全装置;安全工程;安全要求;安全阀;装配条件;焊接的;规范(验收);钢瓶;钢筒;钢;测试;验证;体积;焊接结构
【英文主题词】:Bottles;Bottling;Butane;Checks;Compressedgases;Conditioning;Controlmethod;Controllers;Cubicalcontents;Damage;Defects;Definition;Definitions;Equipment;Equipmentsafety;Filling;Filling-up;Gascylinders;Gastechnology;Gases;Liquefiedpetroleumgas;Liquidgascylinder;Marking;Mobile;Pressurevessels;Propane;Refillable;Rejection;Safety;Safetydevices;Safetyengineering;Safetyrequirements;Safetyvalves;Setting-upconditions;Soldered;Specification(approval);Steelcylinders;Steeldrums;Steels;Testing;Verification;Volume;Welded;Weldedstructures
【摘要】:ThisEuropeanStandardspecifiestheprocedurestobeadoptedwhencheckingtransportablerefillableLPGcylindersbefore,duringandafterfilling.ThisEuropeanStandardappliestotransportablerefillableLPGcylindersofwatercapacityfrom0,5luptoandincluding150l.ThisEuropeanStandarddoesnotapplytocylinderspermanentlyinstalledinvehicles,ortoplantandfillingequipment.Thisstandardisapplicabletothefollowing:-weldedandbrazedsteelLPGcylinderswithaspecifiedminimumwallthickness(seeEN1442andEN12807oranequivalentstandard);-weldedsteelLPGcylinderswithoutspecifiedminimumwallthickness(seeEN14140oranequivalentstandard);-weldedaluminiumLPGcylinders(seeEN13110oranequivalentstandard);-compositeLPGcylinders(seeEN14427oranequivalentstandard).SpecificrequirementsfordifferenttypesofcylindersaredetailedinAnnexA,AnnexB,AnnexCandAnnexD.NOTERejectionlimitsforaparticulartypeofprotectedcylinderaregiveninAnnexG.ThisstandardisintendedtobeappliedtocylinderscomplyingwithRID/ADR(includingpimarkedcylinders)andalsotoexistingnonRID/ADRcylinderpopulations.
【中国标准分类号】:E98
【国际标准分类号】:23_020_30
【页数】:34P;A4
【正文语种】:英语