IEC 60510-2-5-1992 卫星地面站用无线电设备的测量方法第2部分:分系统测量第5节:频率调制器
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【英文标准名称】:Methodsofmeasurementforradioequipmentusedinsatelliteearthstations;part2:measurementforsub-systems;section5:frequencymodulators
【原文标准名称】:卫星地面站用无线电设备的测量方法第2部分:分系统测量第5节:频率调制器
【标准号】:IEC60510-2-5-1992
【标准状态】:现行
【国别】:国际
【发布日期】:1992-05
【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/TC102
【标准类型】:()
【标准水平】:()
【中文主题词】:测量方法;无线电设备;仪器装置;电气工程;地面站;调频器;微波器件;调频;卫星通信链路
【英文主题词】:Definitions;Earthstations;Electricalengineering;Electricalmeasurement;Frequencies;Frequencymodulation;Frequencymodulators;Instrumentation;Measurement;Measuringtechniques;Methodsformeasuring;Microwavedevices;Microwavelinks;Modulators;Parameters;Properties;Radiocircuits;Radioequipment;Radiostations;Radiocommunication;Ratings;Satellitecommunications;Satellitelinks;Signals;Subsystems;Telecommunication
【摘要】:Themethodsofmeasurementareconcernedwiththeelectricalcharacteristics.Wherepossible,onlymeasurementsinvolvingthebasicmodulatorareconsidered.Methodsofmeasurementforfrequencydemodulatorsaregiveninsection6.Measurementsbetweent
【中国标准分类号】:M35
【国际标准分类号】:33_060_30
【页数】:29P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticesforSimulatedServiceTestingforCorrosionofMetallicContainmentMaterialsforUseWithHeat-TransferFluidsinSolarHeatingandCoolingSystems
【原文标准名称】:太阳能加热和制冷系统中用传热液体的金属容器材料的腐蚀模拟维护试验
【标准号】:ASTME745-1980(2003)
【标准状态】:现行
【国别】:
【发布日期】:1980
【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】:E44.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:试验;太阳能加热;腐蚀;热传递;太阳能;金属;冷却系统;材料
【英文主题词】:corrosion;fieldexposure;heattransferfluids;immersionmetalliccontainmentmaterials;solarheatingandcooling
【摘要】:1.1Thesepracticescovertestproceduressimulatingfieldserviceforevaluatingtheperformanceundercorrosiveconditionsofmetalliccontainmentmaterialsinsolarheatingandcoolingsystems.Alltestresultsrelatetotheperformanceofthemetalliccontainmentmaterialonlyasapartofametal/fluidpair.Performanceinthesetestprocedures,takenbyitself,doesnotnecessarilyconstituteanadequatebasisforacceptanceorrejectionofaparticularmetal/fluidpairinsolarheatingandcoolingsystems,eitheringeneralorinaparticulardesign.1.2Thesepracticesdescribetestproceduresusedtoevaluatetheresistancetodeteriorationofmetalliccontainmentmaterialsintheseveralconditionsthatmayoccurinoperationofsolarheatingandcoolingsystems.Theseconditionsinclude:(1)operatingfullflow;(2)stagnantemptyvented;(3)stagnant,closedtoatmosphere,non-draindown;and(4)stagnant,closedtoatmosphere,draindown.1.3Therecommendedpracticescoverthefollowingthreetests:1.3.1PracticeALaboratoryExposureTestforCouponSpecimens.1.3.2PracticeBLaboratoryExposureTestofComponentsorSubcomponents.1.3.3PracticeCFieldExposureTestofComponentsorSubcomponents.1.4PracticeAprovidesalaboratorysimulationofvariousoperatingconditionsofsolarheatingandcoolingsystems.Itutilizescoupontestspecimensanddoesnotprovideforheatingofthefluidbythecontainmentmaterial.PracticeBprovidesalaboratorysimulationofvariousoperatingconditionsofasolarheatingandcoolingsystemutilizingacomponentorasimulatedsubcomponentconstruction,anddoesprovideforheatingofthefluidbythecontainmentmaterial.PracticeCprovidesafieldsimulationofvariousoperatingconditionsofsolarheatingandcoolingsystemsutilizingacomponentorasimulatedsubcomponentconstruction.Itutilizescontrolledschedulesofoperationinafieldtest.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.ForaspecificsafetyprecautionstatementseeSection6.
【中国标准分类号】:F12
【国际标准分类号】:77_060(CORROSIONOFMETALS)
【页数】:8P.;A4
【正文语种】:
【英文标准名称】:Identificationcardsystems-Telecommunicationsintegratedcircuit(s)cardsandterminals-Part5:Paymentmethods;GermanversionEN726-5:1999
【原文标准名称】:识别卡系统.电信集成线路卡和终端.第5部分:付款方法
【标准号】:EN726-5-1999
【标准状态】:现行
【国别】:
【发布日期】:2000-05
【实施或试行日期】:
【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】:规范(验收);电信;终端装置;支付;方法;安全;识别证;识别卡;定义;印制电路插件;数据安全;安全要求;机读资料;卡片;粗梳机;终端
【英文主题词】:Adapters;Applicationrule;Bankcards;Cards;Dataprocessing;Datasecurity;Dataswitching;Definition;Definitions;Financialtransactions;ICcards;Identitycards;Interfaces(dataprocessing);Machine-readablematerials;Meansofpayment;Methods;Payment;Printed-circuitcards;Safety;Safetyrequirements;Specification(approval);Telecommunications;Terminaldevices;Terminals
【摘要】:
【中国标准分类号】:L64
【国际标准分类号】:35_240_15
【页数】:28P.;A4
【正文语种】:英语
