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Product Code:SAE J1455
Title:Joint SAE/Tmc Recommended Environmental Practices for Electronic Equipment Design (Heavy-Duty Trucks)
Issuing Committee:Truck And Bus Electrical Systems Committee
Scope:The climatic, dynamic, and electrical environments from natural and vehicle-induced sources that influence the performance and reliability of vehicle and tractor/trailer electronic components, are included in this sAE Recommended Practice. Test methods that can be used to simulate these environmental conditions are also included. This information is applicable to diesel power trucks in Classes 6, 7, and 8.【英文标准名称】:Magneticresonanceequipmentformedicalimaging.Part2:Classificationcriteriaforpulsesequences
【原文标准名称】:医学成像磁共振设备.第2部分:脉冲序列的分类标准
【标准号】:IEC62464-2-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-11
【实施或试行日期】:2010-11
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC
【标准类型】:()
【标准水平】:()
【中文主题词】:分类;定义(术语);测定;诊断;诊断设备;电气器具;电气设备;电气工程;医用电气设备;电气安全性;电磁兼容性;电医学;电磁兼容性(EMC);高频;图例;成象;检验;磁场;磁共振设备;测量;测量技术;医疗设备;医疗放射照相术;医学科学;医疗技术学;噪声;危险防护;脉冲能量;脉冲信号;质量;质量保证;质量要求;辐射;辐射防护;射线摄影;辐射学;射线检查;额定值;安全性;扫描方法;试验;测试条件;X射线;X射线仪;X射线设备;X射线技术
【英文主题词】:Classification;Definitions;Determinations;Diagnosis;Diagnosticequipment;Electricappliances;Electricalappliances;Electricalengineering;Electricalmedicalequipment;Electricalsafety;Electromagneticcompatibility;Electromedicine;EMC;Highfrequencies;Illustrations;Imaging;Inspection;Magneticfields;Magneticresonanceequipment;Measurement;Measuringtechniques;Medicalequipment;Medicalradiography;Medicalsciences;Medicaltechnology;Noise;Protectionagainstdanger;Pulseenergy;Pulsesignals;Quality;Qualityassurance;Qualityrequirements;Radiation;Radiationprotection;Radiographs;Radiology;Radioscopy;Ratings;Safety;Scanningmethods;Testing;Testingconditions;X-ray;X-rayapparatus;X-rayequipment;X-raytechnique
【摘要】:ThisInternationalStandardspecifiesthedescriptionofPULSESEQUENCESofMAGNETICRESONANCEimaging.NOTETheclassificationinthisstandardissuitablefor:–tendertexts;–imageannotation;–protocoldefinition;–technicalpublications.ThisInternationalStandarddoesnotapplytoMAGNETICRESONANCEspectroscopy.Theclassificationdoesnotfocusonimagecontrast(T1,T2,protondensity),asthisisdefinedbyPULSESEQUENCEparameters(e.g.repetitiontime,echotime)andisnotapropertyofthePULSESEQUENCEalone.ThePULSESEQUENCEclassificationdoesnotspecifytheK-SPACEacquisitionscheme,reconstructionalgorithmorpost-processing.
【中国标准分类号】:C43
【国际标准分类号】:11_040_55
【页数】:30P.;A4
【正文语种】: