BS EN 60793-1-44-2011 光学纤维.测量方法和试验规程.截止波长

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【英文标准名称】:Opticalfibres.Measurementmethodsandtestprocedures.Cut-offwavelength
【原文标准名称】:光学纤维.测量方法和试验规程.截止波长
【标准号】:BSEN60793-1-44-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-07-31
【实施或试行日期】:2011-07-31
【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】:
【英文主题词】:Cut-offwavelength;Dimensions;Electricalengineering;Fibreoptics;Measurement;Measuringtechniques;Monomodefibres;Opticalwaveguides;Testing;Wavelengths
【摘要】:ThispartofIEC60793establishesuniformrequirementsformeasuringthecut-offwavelengthofsingle-modeopticalfibre,therebyassistingintheinspectionoffibresandcablesforcommercialpurposes.Thisstandardgivesthemethodsformeasuringthecut-offwavelengthoffibreandcableTherearetwomethodsformeasuringcablecut-offwavelength,λcc:·MethodA:usinguncabledfibre;·MethodB:usingcabledfibre.Thereisonlyonemethod(MethodC)formeasuringfibrecut-offwavelength,λc.Thetestmethodinthisstandarddescribesproceduresfordeterminingthecut-offwavelengthofasamplefibreineitheranuncabledcondition(λc)orinacable(λcc).Threedefaultconfigurationsaregivenhere:anydifferentconfigurationwillbegiveninadetailspecification.TheseproceduresapplytoallcategoryBandCfibretypes(seeNormativereferences).Allmethodsrequireareferencemeasurement.Therearetworeference-scantechniques,eitherorbothofwhichmaybeusedwithallmethods:·bend-referencetechnique;·multimode-referencetechniqueusingcategoryA1multimodefibre.
【中国标准分类号】:M33
【国际标准分类号】:33_180_10
【页数】:26P.;A4
【正文语种】:英语


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MIL-DTL-13080E, DETAIL SPECIFICATION ELECTRODES, WELDING, COVERED: AUSTENITIC STEEL (19-9 MODIFIED) FOR ARMOR APPLICATIONS (15 APR 1999) [SUPERSEDING MIL-E-13080D]., This specification covers austenitic steel arc welding electrodes for use on steels ofhigh hardenability (see 6.1).【英文标准名称】:Chemicalanalysisofchrome-bearingrefractoryproductsandchrome-bearingrawmaterials(alternativetotheX-rayfluorescencemethod).Part1:Apparatus,reagents,dissolutionanddeterminationofgravimetricsilica
【原文标准名称】:含铬耐火材料产品和含铬原材料的化学分析(可选择X射线荧光法).装置、试剂、重量分析硅石的溶解和测定
【标准号】:BSENISO20565-1-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2009-03-31
【实施或试行日期】:2009-03-31
【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】:AES;分析;退火损失;原子吸收光谱测定法;原子吸收分光光度测定法;化学分析和试验;铬;铬矿石;含铬合金;分解方法;测定;测量规程;火焰光度测定法;感应耦合等离子体;离子交换法;材料;材料试验;方法;分析方法;试剂;耐熔的;耐火材料;耐熔制品;二氧化硅;试验;验证
【英文主题词】:AES;Analysis;Annealinglosses;Atomicabsorptionspectrometry;Atomicabsorptionspectrophotometry;Chemicalanalysisandtesting;Chromium;Chromiumores;Chromium-containingalloys;Decompositionmethods;Determination;Determinationprocedures;Flamephotometry;ICP;Ion-exchangemethods;Materials;Materialstesting;Methods;Methodsofanalysis;Reagents;Refractory;Refractorymaterials;Refractoryproducts;Siliconoxide;Testing;Verification
【摘要】:ThispartofISO20565specifiesmethodsforthechemicalanalysisofchrome-bearingrefractoryproductsandchrome-bearingrawmaterials,usingtraditional(“wet”)methods,ICP-AESspectrometryandFAASspectrometry.Itcoversapparatus,reagents,dissolutionanddeterminationofgravimetricsilica.ItisapplicableintherangesofdeterminationgiveninTable1.ISO20565providesalternativestotheX-rayfluorescence(XRF)methodgiveninISO12677.
【中国标准分类号】:Q40
【国际标准分类号】:81_080
【页数】:28P.;A4
【正文语种】:英语