【英文标准名称】:Fibreopticactivecomponentsanddevices-Performancestandards-Part4:1300nmfibreoptictransceiversforGigabitEthernetapplication
【原文标准名称】:纤维光学有源元件和器件.性能标准.第4部分:千兆比特以太网用1300nm纤维光学无线电收发两用机
【标准号】:IEC62149-4-2003
【标准状态】:作废
【国别】:国际
【发布日期】:2003-01
【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/SC86C
【标准类型】:()
【标准水平】:()
【中文主题词】:光学;以太网;光波导;光电子学;半导体;无线电收发信机;光学纤维;纤维光学;试验;测量技术
【英文主题词】:Ethernet;Fibreoptics;Measuringtechniques;Opticalfibres;Opticalwaveguides;Optics;Optoelectronics;Semiconductors;Testing;Transceivers
【摘要】:Providestheperformancespecificationfor1300nmfibreoptictransceivermodulesusedfortheISO/IEC8802-3GigabitEthernetapplication.Theproductperformancerequirementsaredefined,togetherwithaseriesofsetsoftestsandmeasurementswith
【中国标准分类号】:M33
【国际标准分类号】:33_180_30
【页数】:38P;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforOpen-PathFourierTransformInfrared(OP/FT-IR)MonitoringofGasesandVaporsinAir
【原文标准名称】:利用长光程傅里叶变换红外光谱仪(OP/FT-IR)监测空气中的气体和蒸气的标准规程
【标准号】:ASTME1982-1998(2007)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:E13.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:airanalysis;Fouriertransforminfrared;FT-IR;open-pathmonitoring;spectrometers
【摘要】:AnOP/FT-IRmonitorcan,inprinciple,measuretheconcentrationsofallIR-activegasesandvaporsintheatmosphere.DetaileddescriptionsofOP/FT-IRsystemsandthefundamentalaspectsoftheiroperationaregiveninGuideE1865andtheFT-IROpen-PathMonitoringGuidanceDocument.AmethodforprocessingOP/FT-IRdatatoobtaintheconcentrationsofgasesoveralong,openpathisgiveninCompendiumMethodTO-16.ApplicationsofOP/FT-IRsystemsincludemonitoringforgasesandvaporsinambientair,alongtheperimeterofanindustrialfacility,athazardouswastesitesandlandfills,inresponsetoaccidentalchemicalspillsorreleases,andinworkplaceenvironments.1.1Thispracticecoversproceduresforusingactiveopen-pathFouriertransforminfrared(OP/FT-IR)monitorstomeasuretheconcentrationsofgasesandvaporsinair.Proceduresforchoosingtheinstrumentalparameters,initiallyoperatingtheinstrument,addressinglogisticalconcerns,makingancillarymeasurements,selectingthemonitoringpath,acquiringdata,analyzingthedata,andperformingqualitycontrolonthedataaregiven.BecausethelogisticsanddataqualityobjectivesofeachOP/FT-IRmonitoringprogramwillbeunique,standardizedproceduresformeasuringtheconcentrationsofspecificgasesarenotexplicitlysetforthinthispractice.Instead,generalproceduresthatareapplicabletoallIR-activegasesandvaporsaredescribed.TheseprocedurescanbeusedtodevelopstandardoperatingproceduresforspecificOP/FT-IRmonitoringapplications.1.2Thispracticedoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthispracticetoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N53
【国际标准分类号】:17_180_30
【页数】:17P.;A4
【正文语种】: