IEC 60151-12-1966 电子管电性能的测量第12部分:电极电阻、跨导、放大系数、变频电阻和变频跨导的测量方法
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【英文标准名称】:Measurementsoftheelectricalpropertiesofelectronictubes.Part12:Methodsofmeasuringelectroderesistance,transconductance,amplificationfactor,conversionresistanceandconversiontransconductance
【原文标准名称】:电子管电性能的测量第12部分:电极电阻、跨导、放大系数、变频电阻和变频跨导的测量方法
【标准号】:IEC60151-12-1966
【标准状态】:现行
【国别】:国际
【发布日期】:1966
【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/TC39
【标准类型】:()
【标准水平】:()
【中文主题词】:测量;电气工程;电性质和电现象;电子工程;电子管
【英文主题词】:Electricalengineering;Electricalpropertiesandphenomena;Electrontubes;Electronicengineering;Measurement
【摘要】:Doesnotapplyasarecommendationinthesenseofastandardbecauseoftheabsenceofdetaileddescriptionofmeasuringmethods.Dealswiththedefinitions,basictheoryandmeasuringconditions.Themeasuringcircuitsaredescribedandillustratedfor
【中国标准分类号】:L35
【国际标准分类号】:31_100
【页数】:28P.;A4
【正文语种】:英语
MIL-PRF-27F (SUPPLEMENT 1), PERFORMANCE SPECIFICATION: TRANSFORMERS AND INDUCTORS (AUDIO, POWER, AND HIGH-POWER PULSE), GENERAL SPECIFICATION FOR (25 FEB 2001)., This supplement forms a part of MIL-PRF-27F, dated 25 June 1999.【英文标准名称】:Indoorair-Part1:Generalaspectsofsamplingstrategy
【原文标准名称】:室内空气.第1部分:抽样方法的通用情况
【标准号】:ISO16000-1-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-07
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC146
【标准类型】:()
【标准水平】:()
【中文主题词】:含量测定;测量;测量方法;取样;测量技术;室内气候;工作频率;挥发物测定;空气质量;分析;一般条件;空气;总论;室内;抽样方法;时间;杂质;活性的;空气污染;持续时间
【英文主题词】:Active;Air;Airpollution;Airquality;Ambientair;Analysis;Chemicalanalysisandtesting;Determinationofcontent;Duration;Frequenciesofoperation;Generalconditions;Generalsection;Impurities;Indoorclimate;Indoors;Measurement;Measuringtechniques;Pollutionoftheair;Preventionofpollution;Sampling;Samplingmethods;Strategyofmeasurement;Time;Volatilematterdetermination
【摘要】:ThispartofISO16000isintendedtoaidtheplanningofindoorpollutionmonitoring.Beforeasamplingstrategyisdevisedforindoorairmonitoring,itisnecessarytoclarifyforwhatpurposes,when,where,howoftenandoverwhatperiodsoftimemonitoringistobeperformed.Theanswerstothesequestionsdepend,inparticular,onanumberofspecialcharacteristicsoftheindoorenvironments,ontheobjectiveofthemeasurementand,finally,ontheenvironmenttobemeasured.ThispartofISO16000dealswiththesignificanceofthesefactorsandofferssuggestionsonhowtodevelopasuitablesamplingstrategy.ThispartofISO16000isapplicabletoindoorenvironmentssuchasdwellingswithlivingrooms,bedrooms,do-it-yourselfrooms,recreationroomsandcellars,kitchensandbathrooms;workroomsorworkplacesinbuildingswhicharenotsubjecttohealthandsafetyinspectionsinregardtoairpollutants(forexample,offices,salespremises);publicbuildings(forexamplehospitals,schools,kindergartens,sportshalls,libraries,restaurantsandbars,theatres,cinemasandotherfunctionrooms),andalsocabinsofvehicles.NOTEInsomecountries,workplacessuchasofficesandsalespremisesaresubjecttohealthandsafetyinspectionswithregardtoairpollutants.
【中国标准分类号】:Z15
【国际标准分类号】:13_040_20
【页数】:21P;A4
【正文语种】:英语