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DIN EN 60835-1-2/A1-1995 数字微波无线电传输系统设备的测量方法.第1部分:卫星地面站和地面无线电中继系统的测量方法.第2节:基本特性

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【英文标准名称】:Methodsofmeasurementforequipmentusedindigitalmicrowaveradiotransmissionsystems-Part1:Measurementscommontoterrestrialradio-relaysystemsandsatelliteearthstations;section2:basiccharacteristics(IEC60835-1-2:1992/A1:1995);Germanv
【原文标准名称】:数字微波无线电传输系统设备的测量方法.第1部分:卫星地面站和地面无线电中继系统的测量方法.第2节:基本特性
【标准号】:DINEN60835-1-2/A1-1995
【标准状态】:现行
【国别】:德国
【发布日期】:1995-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:阻抗;电压;电信;接收机;发射机;无线电通信;水准仪;放大;测量;传输系统;微波;通信链路;微波链路;无线电中继系统;地面站;噪声温度;试验条件;陆地的;电气工程;卫星通信;卫星通信链路;特性;试验;信号传输;无线电工程;电信系统;性能;测量技术;开关设备
【英文主题词】:Amplification;Damping;Earthstations;Electricalengineering;Impedance;Levels;Measurement;Measuringtechniques;Microwavelinks;Microwaves;Noisefigure;Noisetemperature;Performance;Properties;Radioengineering;Radiocommunication;Radio-relaysystems;Receivers;Satellitecommunications;Satellitelinks;Signaltransmission;Switchgear;Telecommunication;Telecommunicationlinks;Telecommunicationsystems;Telecommunications;Terrestrial;Testing;Testingconditions;Transmissionsystems;Transmitters;Transmittingset;Voltage
【摘要】:Thedocumentdealswithbasiccharacteristicsofmeasurementscommontoradio-relaysystemsandsatelliteearthstations.
【中国标准分类号】:M34
【国际标准分类号】:33_060_30
【页数】:7P.;A4
【正文语种】:德语


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【英文标准名称】:Forestryandgardenmachinery-Noisetestcodeforportablehand-heldmachineswithinternalcombustionengine-Engineeringmethod(Grade2accuracy)(ISO22868:2011);GermanversionENISO22868:2011
【原文标准名称】:林业和园林机械.带内燃机的便携手持式机械的噪声试验规范.工程法(2级准确度)(ISO22868-2011);德文版本ENISO22868-2011
【标准号】:ENISO22868-2011
【标准状态】:现行
【国别】:
【发布日期】:2011-06
【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】:
【英文主题词】:Accidentprevention;Acousticmeasurement;Acoustictesting;Acoustics;Agriculturalequipment;Airbornenoise;Airbornenoiseemitted;Anatomicalconfigurations;Beams;Calibration;Chainsawmachines;Chainsaws;Cuttingtools;Designations;Determination;Deviceconfiguration;Ears;Electricmotors;Emissionvalues;Envelopingsurfacemethods;Environment;Environmentalcondition;Environmentalconditions;Equipment;Equipmentsafety;Ergonomics;Exhausters;Experimentalset-up;Externalnoise;Forestry;Forestryequipment;Forestrymachines;Freecuttingdevices;Freefields;Frequencies;Frequencyanalysis;Gardens;Guiderails;Handchainsawingmachines;Handling;Hazards;Hedgetrimmers;Idlemode;Installations;Instruments;Internalcombustionengines;Interpretations;Lawn-mowers;Limbingmachine;Loading;Longitudinalslots;Machinenoise;Machines;Measurement;Measurementconditions;Measurementofairbornenoise;Measuringdistances;Measuringenvironment;Measuringequipment;Measuringincertainity;Measuringinstruments;Measuringobjects;Measuringresults;Measuringsurfaces;Measuringtechniques;Mechanicalengineering;Mechanicalproperties;Mechanicaltesting;Mechanically-operateddevices;Methods;Microphones;Motor-operated;Motors;Noise;Noisecontrol(acoustic);Noiseemissions;Noise(environmental);Noisemeasurements;Occupationalsafety;Operatingconditions;Operation;Operationalinstructions;Operators;Patterns;Pedestrian-controlledsystems;Perception;Pistoncapacity;Pollutioncontrol;Portable;Portablechainsaws;Position;Powertransmissionsystems;Precision;Protectionagainstdanger;Pruningshears;Radiation;Recordingequipment;Rooms;Rotationalspeeds;Safetydevice;Safetydevices;Safetyofmachinery;Safetyrequirements;Sawingmachines;Saws;Sections;Sound;Soundintensity;Soundlevel;Soundlevels;Soundpower;Soundpressure;Soundpressurelevel;Soundpropagation;Sound-levelmeters;Specification(approval);Straps;Stress;Suspension-points;Tachometers;Testcertificates;Testreport;Testing;Treecutting;Usage;Userinformation;Users;Vibrationengineering;Wood;Woodculture;Woodworking;Woodworkingmachines;Workplacesafety
【摘要】:
【中国标准分类号】:
【国际标准分类号】:17_140_20;65_060_80
【页数】:45P.;A4
【正文语种】:英语


【英文标准名称】:GraphicTechnology–GraphicArtsTransmissionDensitometryMeasurements–Terminology,Equations,ImageElements,andProcedures
【原文标准名称】:图形技术.图形工艺传输光密度测定.术语、公式、图象元素和方法
【标准号】:ANSICGATS.9-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007-02-21
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:NPES(ASCCGATS)
【标准类型】:()
【标准水平】:()
【中文主题词】:数据通信;定义;文献工作;图形工艺;术语
【英文主题词】:Datacommunication;Definition;Definitions;Documentations;Graphicarts;Terminology
【摘要】:Definesterminology,equations,processcontrolelements,andproceduresformeasurementandcommunicationoftransmissiondensitometrydataforgraphicartshalftoneimages.
【中国标准分类号】:L81
【国际标准分类号】:01_040_37;37_100_01
【页数】:
【正文语种】:英语