NF B40-003-1986 耐火制品.预制散装耐火材料(密实性和绝热性).分类
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【英文标准名称】:Refractoryproducts.Preparedunshapedmaterials(denseandinsulating).Classification.
【原文标准名称】:耐火制品.预制散装耐火材料(密实性和绝热性).分类
【标准号】:NFB40-003-1986
【标准状态】:现行
【国别】:法国
【发布日期】:1986-10-01
【实施或试行日期】:1986-10-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Classification;Classificationsystems;Refractorymaterials;Refractoryproducts;Unshapedrefractories
【摘要】:
【中国标准分类号】:Q40
【国际标准分类号】:81_080
【页数】:4P.;A4
【正文语种】:其他
Product Code:SAE AS6099
Title:FITTING, ELBOW, 90 DEGREE, STANDARD AND REDUCER, FLARED, 37 DEGREE SPHERICAL
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:Scope unavailable.【英文标准名称】:Fibreopticinterconnectingdevicesandpassivecomponents-Basictestandmeasurementprocedures-Part3-9:Examinationsandmeasurements-Far-endcrosstalk
【原文标准名称】:纤维光学互连器件和无源元件基本试验和测量程序第3-9部分:检查和测量远端串音
【标准号】:IEC61300-3-9-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-03
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC86B
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;测量技术;光波导;紧固件;量具;串音衰减
【英文主题词】:Checkgauge;Components;Cross-talk;Crosstalkattenuation;Fasteners;Fibreoptics;Insulations;Measuringtechniques;Opticalwaveguides;Testing
【摘要】:ThispartofIEC1300describestheproceduretomeasurethefar-endcrosstalkoflightbetweenchannelsofamultiportMxNor1xNfibreopticpassivecomponents(switch,WDMor,inparticularcases,fan-out).Thefar-endcrosstalkisdefinedastheratiooftheopticalpowerthatgoesoutfromagivenoutputporttoanopticalpowerthatgoesoutfromanotheroutputport,nominallyisolatedfromthepreviousone.ForWDMsthesignaltravellinginthetwooutputpathshavedifferentwavelengthsandthefar-endcrosstalkcorrespondstotheratiooftheopticalpower,atagivenwavelength,thatgoesoutfromthecorrespondingoutputporttoanopticalpower,atthesamewavelength,thatgoesoutfromanotheroutputport,nominallyisolatedfromthepreviousoneatthatwavelength.ForWDMcomponentsthetermisolationismorecommonlyusedthanfar-endcrosstalk.
【中国标准分类号】:M33
【国际标准分类号】:33_180_20
【页数】:13P.;A4
【正文语种】:英语
