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【英文标准名称】:Fibreopticinterconnectingdevicesandpassivecomponents—Basictestandmeasurementprocedures—Part3-29:Examinationsandmeasurements—Measurementtechniquesforcharacterizingtheamplitudeofthespectraltransferfunction
【原文标准名称】:光纤互连器件和无源部件.基本试验和测量规程.第3-29部分:检验和测量.表征密集波分复用(DWDM)元件的光谱传输功能振幅的测量技术
【标准号】:BSEN61300-3-29-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-07-31
【实施或试行日期】:2006-07-31
【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】:波幅;衰减;频带宽度;元部件;连接工艺;串音衰减;阻尼试验;定义;定义(术语);电气工程;过滤器;玻璃纤维光缆;数学计算;测量技术;光波导;无源的;偏振;测试;传递函数;波长
【英文主题词】:Amplitude;Attenuation;Bandwidths;Components;Connectiontechnology;Crosstalkattenuation;Dampingtests;Definition;Definitions;Electricalengineering;Filters;Glassfibrecables;Mathematicalcalculations;Measuringtechniques;Opticalwaveguides;Passive;Polarization(wavephysics);Testing;Transferfunctions;Wavelengths
【摘要】:ThispartofIEC61300identifiestwobasicmeasurementmethodsforcharacterisingthespectraltransferfunctionsofDWDMfiltercomponents.Thetransferfunctionscanbeusedtoproducemeasurementsofattenuation(A),polarisationdependentloss(PDL),isolation,centrewavelengthandbandwidth(BW).
【中国标准分类号】:L23
【国际标准分类号】:33_180_20
【页数】:36P.;A4
【正文语种】:英语


【英文标准名称】:StandardSpecificationforCored,Annular,Concentric-Lay-StrandedCopperConductors
【原文标准名称】:有心的环形芯线扭绞的铜绞线标准规范
【标准号】:ASTMB226-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:B01.04
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:导电体;铜;电气元件;电气工程;有色金属;绞线
【英文主题词】:annular;concentric-lay-stranded;concentric-laystrandedcopperconductor;copperelectricalconductor;cored;electricalconductor;electricalconductor-copper;strandedcopperconductor
【摘要】:1.1Thisspecificationcoverscored,annular,concentric-lay-strandedconductorsmadefromroundsoftcopperwires,eitheruncoatedorcoatedwithtinforuseaselectricalconductors(ExplanatoryNote1and2).1.2Theconstructionsprescribedhereinaresuitableforbareconductors,orforconductorstobecoveredwithweather-resistant(weather-proof)material,orforconductorstobeinsulatedwithrubber,varnishedcloth,orimpregnatedpaper,excepttypessuchas"oil-filled"or"gas-filled"(ExplanatoryNote3).1.3Cored,annularconductorconstructionsnotincludedinthisspecificationshallbespecificallyagreeduponbetweenthemanufacturerandthepurchaserwhenplacingtheorder.1.4Theseconstructionsarenotrecommendedforuseaselectricfurnaceleadswheregreatflexibilityisrequiredandspecialconductordesignsareindicatedinconsiderationoftheparticularservicerequirements.1.5TheSIvaluesfordensityareregardedasthestandard.Forallotherpropertiestheinch-poundvaluesaretoberegardedasstandardandtheSIunitsmaybeapproximate.
【中国标准分类号】:K11
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】: