【英文标准名称】:Fibreopticcommunicationsubsystemtestprocedures-Part2-10:Digitalsystems-Time-resolvedchirpandalpha-factormeasurementoflasertransmitters(IEC61280-2-10:2005);GermanversionEN61280-2-10:2005
【原文标准名称】:纤维光学通信子系统试验程序.第2-10部分:数字系统.激光发射机的时间分辨线性调频脉冲和α因数测量(IEC61280-2-10-2005).德文版本EN61280-2-10-2005
【标准号】:EN61280-2-10-2005
【标准状态】:现行
【国别】:
【发布日期】:2006-03
【实施或试行日期】:2006-03-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:线性调频脉冲;色散;通信系统;定义;数字信号;电气工程;电磁波;纤维光学;频率测量;玻璃纤维电缆;输入功率;激光设备;激光器;数学计算;测量;测量设备;测量技术;计算方法;多路传送;乱真信号;光波导;光学;接收机;灵敏度;信号;子系统;电信;试验报告;试验;发射机;可视信号;波长
【英文主题词】:Chirp;Chromaticdispersion;Communicationsystems;Definition;Definitions;Digitalsignals;Electricalengineering;Electromagneticwave;Fibreoptics;Frequencymeasurement;Glassfibrecables;Inputpower;Laserequipment;Lasers;Mathematicalcalculations;Measurement;Measuringequipment;Measuringtechniques;Methodsofcalculation;Multiplex;Noise(spurioussignals);Opticalwaveguides;Optics;Receiver;Receivers;Sensitivity;Sensitivitylevels;Signals;Subsystems;Telecommunications;Testreports;Testing;Transmitters;Visualsignals;Wavelengths
【摘要】:
【中国标准分类号】:M33
【国际标准分类号】:33_180_01
【页数】:23P.;A4
【正文语种】:英语


【英文标准名称】:Chimneys-Design,installationandcommissioningofchimneys-Part2:Chimneysforroomsealedappliances
【原文标准名称】:烟囱.烟囱的设计、安装和试运转.密封房间器具用烟囱
【标准号】:BSEN15287-2-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-09-30
【实施或试行日期】:2008-09-30
【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】:验收(鉴定);验收检验;通气;徽章;陶瓷管;烟囱;清洁处理;燃烧;燃烧所需空气;混凝土管;连接件;建筑;定义;设计;名称与符号;测定;尺寸选定;架设(施工作业);检验(质量保证);排气系统;火炉;均匀的;信息;内部的空气;装置;内管;维护;金属管道;金属;多层管;管;计划;修复;规范(验收);供给的空气
【英文主题词】:Acceptance(approval);Acceptanceinspection;Aeration;Badges;Ceramicpipes;Chimneys;Cleaning;Combustion;Combustionair;Concretepipes;Connectingpieces;Construction;Definition;Definitions;Design;Designations;Determinations;Dimensioning;Erecting(constructionoperation);Examination(qualityassurance);Exhaustsystems;Fireplaces;Homogeneous;Information;Inneratmosphere;Installations;Internaltubes;Maintenance;Metalpipes;Metals;Multi-wall;Pipes;Planning;Renewal;Specification(approval);Supplyair
【摘要】:ThisEuropeanStandarddescribesthemethodofspecifyingthedesign,installationandlabellingcriteriaforchimneysystems,connectingfluepipesandairsupplypipesforroomsealedheatingapplications.Italsogivesinformationoncommissioningofaninstalledchimney.Thisstandarddoesnotcover:?chimneysdesignatedH(highpositivepressurechimneys),andchimneysdesignatedP(normalpositivepressurechimneys)servingmorethanoneappliance,?chimneyswhichserveamixtureoffanassistedorforceddraughtburnersornaturaldraughtappliances,?installationshavingaconfigurationofthetypeC2.ThisEuropeanStandarddoesnotapplytofreestandingchimneyscoveredbyEN13084-1.Thisstandardalsospecifieslimitationsforsupportingachimney,andthemaximumunsupportedchimneyheightforsystemchimneysandcustombuiltchimneys.
【中国标准分类号】:Q76
【国际标准分类号】:91_060_40
【页数】:91P.;A4
【正文语种】:英语