基本信息
| 标准名称： | 合成集团军野战电子系统互连互通 同步16kb/s数字通道接口 |
| 英文名称： | The interconnection and interoperability of field electronic systems for combined group army Interface for synchronous 16kb/s digital channel |
| 中标分类： |
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| 发布部门： | 中华人民共和国电子工业部 |
| 发布日期： | 1998-03-18 |
| 实施日期： | 1998-05-01 |
| 首发日期： | |
| 作废日期： | |
| 归口单位： | 中国电子技术标准化研究所 |
| 起草单位： | 电子工业部第五十四研究所 |
| 起草人： | 刘平、张长根、马素军、秦彦波 |
| 出版社： | 电子工业出版社 |
| 出版日期： | 1998-05-01 |
| 页数： | 6页 |
适用范围
本标准规定了合成集团军野战电子系统各功能分系统的网络互连设备（网关、路由器、端系统）与野战网的16kb/s用户设备之间的电气接口。
本标准适用于合成集团军野战电子系统各功能分系统采用16kb/s数字通道实现专线方式的网络互连设备（网关、路由器、端系统）。
前言
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目录
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引用标准
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所属分类：
【英文标准名称】:Medicalelectricalequipment-Medicalelectronaccelerators-Functionalperformancecharacteristics
【原文标准名称】:医用电气设备.医用电子加速器.功能特性
【标准号】:IEC60976-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-10
【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/SC62C
【标准类型】:()
【标准水平】:()
【中文主题词】:角(几何学);撑架;定义;深度剂量;剂量;电气器具;电气工程;医用电气设备;电医学;电子加速器;电子发射;电子管;电疗设备;图像处理;成象;检验;测量;医疗设备;医学放射学;医学科学;医疗技术学;核医学;工作特性;光线疗法;质量;质量保证;辐射场;辐射学;放射器具(医学);放射疗法;规范(验收);立体定向;测试;测试条件
【英文主题词】:Angles(geometry);Brackets;Definitions;Depthdose;Dose;Electricappliances;Electricalengineering;Electricalmedicalequipment;Electromedicine;Electronaccelerators;Electronemission;Electrontubes;Electrotherapyequipment;Imageprocessing;Imaging;Inspection;Measurement;Measuringtechniques;Medicalequipment;Medicalradiology;Medicalsciences;Medicaltechnology;Nuclearmedicine;Performancecharacteristics;Phantoms;Phototherapy;Quality;Qualityassurance;Radiationfields;Radiology;Radiologyapparatus(medical);Radiotherapy;Specification(approval);Stereotactic;Testing;Testingconditions
【摘要】:ThisInternationalStandardappliestomedicalELECTRONACCELERATORSwhenused,fortherapypurposes,inhumanmedicalpractice.ThisstandardappliestomedicalELECTRONACCELERATORSwhichdeliveraRADIATIONBEAMofeitherX-RADIATIONorELECTRONRADIATIONwithNOMINALENERGIESintherange1MeVto50MeVatmaximumABSORBEDDOSERATESbetween0,001Gys–1and1Gys–1at1mfromtheRADIATIONSOURCEandatNORMALTREATMENTDISTANCESbetween50cmand200cmfromtheRADIATIONSOURCE.ThepresentstandarddescribesmeasurementsandtestprocedurestobeperformedbytheMANUFACTURERatthedesignandconstructionstageofamedicalELECTRONACCELERATORbutdoesnotspecifyACCEPTANCETESTStobeperformedafterinstallationatthepurchaser'ssite.Theaccompanyingreport,IEC60977,however,doessuggestthatmanyofthetestproceduresareappropriateforACCEPTANCETESTS.Themeasurementconditionsdescribedinthepresentstandarddifferfromthosepreviouslyinuse.ThisappliesparticularlytothePHANTOMpositionformeasurementsandthemeasurementofdistancesfromtheISOCENTRE.Thesenewconditionsshouldbesubstitutedforandnotbeaddedtopreviousmethods.Thisstandardspecifiestestproceduresforthedeterminationanddisclosureoffunctionalperformancecharacteristics,knowledgeofwhichisdeemednecessaryforproperapplicationanduseofamedicalELECTRONACCELERATORandwhicharetobedeclaredintheACCOMPANYINGDOCUMENTStogetherwiththegreatestdeviationorvariationtobeexpectedunderspecificconditionsinNORMALUSE.AformatforpresentationoffunctionalperformancevaluesisgiveninAnnexA.Itisrecognizedthatinaccuraciesinthetestmethodsmustbeallowedforwhenassessingperformance.However,itwasnotfelttobeadvisabletocombinetheerrorsintoanoverallperformancetolerancebuttokeepthemseparateintheexpectationthatmoreaccuratetestmethodswillbeevolved.Itisnotintendedthatthisstandardshouldinanywayinhibitthefuturedevelopmentofnewdesignsofequipmentwhichmayhaveoperatingmodesandparametersdifferentfromthosedescribedherein,providedthatsuchequipmentachievesequivalentlevelsofperformancefortheTREATMENTofPATIENTS.ExceptwhereotherwisestatedthisstandardassumesthatthemedicalELECTRONACCELERATORShaveanISOCENTRICGANTRY.Wheretheequipmentisnon-isocentric,thedescriptionofperformanceandtestmethodsmayneedtobesuitablyadapted.NOTEAstatementofcompliancewiththisstandarddoesnotnecessarilyimplythatthesetestswillbeorhavebeenappliedasTYPETESTSorasindividualtests.
【中国标准分类号】:C37
【国际标准分类号】:11_040_50;13_280
【页数】:199P;A4
【正文语种】:英语