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DIN 4049-101-1983 水文学.降水和积雪层的概念

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【英文标准名称】:Hydrology;termsforprecipitationandsnow
【原文标准名称】:水文学.降水和积雪层的概念
【标准号】:DIN4049-101-1983
【标准状态】:作废
【国别】:德国
【发布日期】:1983-04
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:水文学;定义;雪;降水;词汇
【英文主题词】:vocabulary;precipitation(atmospheric);definitions;snow;hydrology
【摘要】:
【中国标准分类号】:A44;A47
【国际标准分类号】:0530
【页数】:10P;A4
【正文语种】:德语


【英文标准名称】:Limitsandmethodsofmeasurementofradiodisturbancecharacteristicsofelectricallightingandsimilarequipment
【原文标准名称】:电气照明和类似设备无线电干扰特性的限值和测量方法
【标准号】:BSEN55015-2006+A2-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2007-01-31
【实施或试行日期】:2007-01-31
【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】:放电灯;电气器具;电的;电气工程;电气设备;电气安全性;电驱动装置;电磁兼容性;电磁兼容性(EMC);场强(电);泛光照明;荧光灯;频率范围;照度;室内照明;红外线;红外灯;抗干扰度;干扰抑制;干扰;灯;照明设备;照明装置;照明系统;极限(数学);灯具;测量;测量技术;乱真信号;噪声电压;室外照明;无线电干扰;射电干扰;无线电报;道路照明;统计方法分析;紫外灯
【英文主题词】:Dischargelamps;Electricappliances;Electrical;Electricalengineering;Electricalequipment;Electricalsafety;Electrically-operateddevices;Electromagneticcompatibility;EMC;Fieldstrength(electric);Floodlights;Fluorescentlamps;Frequencyranges;Illuminance;Indoorlighting;Infra-red;Infraredlamps;Interferencerejections;Interferencesuppression;Interferences;Lamps;Lightingequipment;Lightingplants;Lightingsystems;Limits(mathematics);Luminaires;Measurement;Measuringtechniques;Noise(spurioussignals);Noisevoltage;Outdoorlighting;Radiodisturbances;Radiointerferences;Radiotelegraphy;Roadlighting;Statisticalmethodsofanalysis;Ultravioletlamps
【摘要】:Thisstandardappliestotheemission(radiatedandconducted)ofradiofrequencydisturbancesfrom:–alllightingequipmentwithaprimaryfunctionofgeneratingand/ordistributinglightintendedforilluminationpurposes,andintendedeitherforconnectiontothelowvoltageelectricitysupplyorforbatteryoperation;–thelightingpartofmulti-functionequipmentwhereoneoftheprimaryfunctionsofthisisillumination;–independentauxiliariesexclusivelyforusewithlightingequipment;–UVandIRradiationequipment;–neonadvertisingsigns;–street/floodlightingintendedforoutdooruse;–transportlighting(installedinbusesandtrains).Excludedfromthescopeofthisstandardare:–lightingequipmentoperatingintheISMfrequencybands(asdefinedinResolution63(1979)oftheITURadioRegulation);–lightingequipmentforaircraftandairports;–apparatusforwhichtheelectromagneticcompatibilityrequirementsintheradio-frequencyrangeareexplicitlyformulatedinotherIECorCISPRstandards.Thefrequencyrangecoveredis9kHzto400GHz.Multi-functionequipmentwhichissubjectedsimultaneouslytodifferentclausesofthisstandardand/orotherstandardsshallmeettheprovisionsofeachclause/standardwiththerelevantfunctionsinoperation.Thelimitsinthisstandardhavebeendeterminedonaprobabilisticbasistokeepthesuppressionofdisturbanceswithineconomicallyreasonablelimitswhilestillachievinganadequatelevelofradioprotectionandelectromagneticcompatibility.Inexceptionalcases,additionalprovisionsmayberequired.
【中国标准分类号】:L06
【国际标准分类号】:33_100_10
【页数】:56P.;A4
【正文语种】:英语