【英文标准名称】:ProtectivedevicesagainstdiagnosticmedicalX-radiation-Determinationofattenuationpropertiesofmaterials
【原文标准名称】:医疗诊断时防X射线辐射的防护器具.材料衰减性能的测定
【标准号】:BSEN61331-1-1995
【标准状态】:现行
【国别】:英国
【发布日期】:1995-06-15
【实施或试行日期】:1995-06-15
【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】:衰减;衰减常数;衰减因数;定义;定义(术语);测定;诊断;诊断设备;电气工程;作标记;医疗器材;医疗放射照相术;医疗技术学;特性;保护装置;辐射;辐射防护;辐射防护工具;规范(验收);试验;有用射线;X射线设备;X射线
【英文主题词】:Attenuation;Attenuationconstant;Attenuationfactor;Definition;Definitions;Determination;Diagnosis;Diagnosticequipment;Electricalengineering;Marking;Medicalequipment;Medicalradiography;Medicaltechnology;Properties;Protectivedevices;Radiation;Radiationprotection;Radiationprotectionmeans;Specification(approval);Testing;Usefulbeam;X-rayplants;X-rays
【摘要】:ThispartofInternationalStandardIEC61331appliestomaterialsinsheetformusedforthemanufacturingofPROTECTIVEDEVICESagainstX-RADIATIONOFRADIATIONQUALITIESgeneratedwithX-RAYTUBEVOLTAGESupto400kVandaTOTALFILTRATIONofupto3,5mmCu.Thispart1isnotintendedtobeappliedtoPROTECTIVEDEVICESwhenthesearetobecheckedforthepresenceoftheirATTENUATIONpropertiesbeforeandafterperiodsofuse.1.2ObjectThispart1specifiesthemethodsofdeterminingandindicatingtheATTENUATIONpropertiesofthematerials.TheATTENUATIONpropertiesaregivenintermsof:—ATTENUATIONRATIO;—BUILDUPFACTOR;—ATTENUATIONEQUIVALENTORLEADEQUIVALENT;togetherwith,asappropriate,anindicationofinhomogeneity.WaysofstatingvaluesofATTENUATIONpropertiesincompliancewiththispartoftheInternationalStandardareincluded.—MethodsforperiodicalchecksofPROTECTIVEDEVICES,particularlyofPROTECTIVECLOTHING,—methodsofdeterminingtheATTENUATIONbylayersintheRADIATIONBEAM,and—methodsofdeterminingtheATTENUATIONforpurposesofprotectionagainstIONIZINGRADIATIONprovidedbywallsandotherpartsofaninstallation;willbedescribedinseparatestandards.
【中国标准分类号】:C73
【国际标准分类号】:11_040_50;13_280
【页数】:16P;A4
【正文语种】:英语