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【英文标准名称】:Medicalelectricalequipment.Dosimeterswithionizationchambersasusedinradiotherapy
【原文标准名称】:医用电气设备.放射疗用电离辐射室剂量测定仪
【标准号】:BSEN60731-1997
【标准状态】:现行
【国别】:英国
【发布日期】:1997-12-15
【实施或试行日期】:1997-12-15
【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】:校正;检查;气候;定义;剂量计;电气器具;电气工程;医用电气设备;电医学;电子束;指示装置;检验;使用说明书;电离室;电离辐射;离子;辐照器;泄漏辐射;作标记;测量;测量仪器;测量技术;医疗设备;医学放射学;医学科学;医疗技术学;潮气;核医学;光子束;光子;生产;辐射;辐射测量;辐射防护;放射性;辐射学;放射疗法;规则;规范(验收);试验;使用
【英文主题词】:Calibration;Checks;Climate;Definitions;Dosimeters;Electricappliances;Electricalengineering;Electricalmedicalequipment;Electromedicine;Electronbeams;Indicatingdevices;Inspection;Instructionsforuse;Ionizingchambers;Ionizingradiation;Ions;Irradiationapparatus;Leakageradiation;Marking;Measurement;Measuringinstruments;Measuringtechniques;Medicalequipment;Medicalradiology;Medicalsciences;Medicaltechnology;Moisture;Nuclearmedicine;Photonbeams;Photons;Production;Radiation;Radiationmeasurement;Radiationprotection;Radioactivity;Radiology;Radiotherapy;Rules;Specification(approval);Testing;Use
【摘要】:1ThisInternationalStandardspecifiestheperformancerequirementsofRADIOTHERAPYDOSIMETERS,asdefinedin3.1,intendedforthemeasurementofABSORBEDDOSETOWATERorAIRKERMA(andtheirRATES)inphotonorelectronradiationfieldsasusedinradiotherapy.NOTEThroughoutthisstandard:—ifnomaterialisspecified,theterm"ABSORBEDDOSE"or"DOSE"means"ABSORBEDDOSETOWATER(inwater)"andtheterm"KERMA"means"AIRKERMA(inair)";—whenthequantity"AIRKERMA(inair)"inunits"Gy"isused,thequantity"EXPOSURE"inunits"C/kg"isalsoallowable.2Thedose-monitoringsystemsincorporatedinradiotherapytreatmentmachinesarenotcoveredbythisstandard,neitherarethere-entrantionchambersusedforbrachytherapysourcecalibration.3ThisstandardisapplicabletothefollowingtypesofDOSIMETER:a)FIELD-CLASSDOSIMETERSnormallyusedfor:1)themeasurementofKERMAorDOSEinaradiationbeam,eitherinairorinaPHANTOM;2)invivoskinsurfaceorintracavitarymeasurementsofDOSEonPATIENTS;b)REFERENCE-CLASSDOSIMETERSnormallyusedforthecalibrationofFIELD-CLASSDOSIMETERS.NOTEREFERENCE-CLASSDOSIMETERSmaybeusedasFIELD-CLASSDOSIMETERS.
【中国标准分类号】:C43
【国际标准分类号】:17_240
【页数】:86P.;A4
【正文语种】:英语


【英文标准名称】:Industrialcommunicationnetworks-Profiles-Part3-2:Functionalsafetyfieldbuses-AdditionalspecificationsforCPF2(IEC61784-3-2:2010);EnglishversionEN61784-3-2:2010
【原文标准名称】:工业通信网络.轮廓.第3-2部分:功能安全现场总线.CPF2用附加规范
【标准号】:EN61784-3-2-2010
【标准状态】:现行
【国别】:
【发布日期】:2012-03-01
【实施或试行日期】:2012-03-01
【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】:Applicationlayer;Automation;Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Controlequipment;Controlsystems;Controltechnology;Datacommunication;Datalinklayers;Dataprocessing;Dataservices;Datatransfer;Definitions;Digital;Digitaldata;Digitalengineering;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces(dataprocessing);ITsecurity;Manufacturing;Opensystemsinterconnection;OSI;Physicallayers;Processcontrol;Processcontrolengineering;Processengineering;Productionengineering;Profile;Specification;Transmissionmedia
【摘要】:
【中国标准分类号】:M11
【国际标准分类号】:35_160;35_240_50
【页数】:271P;A4
【正文语种】:英语