GB 11551-2003 乘用车正面碰撞的乘员保护
时间:2024-05-16 08:48:35 来源: 标准资料网 作者:标准资料网 阅读:9084
基本信息
标准名称: | 乘用车正面碰撞的乘员保护 |
英文名称: | The protection of the occupant in the event of a frontal collision for passenger car |
中标分类: |
车辆 >>
车辆综合 >>
卫生、安全、劳动保护 |
ICS分类: |
道路车辆工程 >>
道路车辆综合
|
替代情况: | GB/T 11551-1989 |
发布部门: | 国家发展和改革委员会 |
发布日期: | 1989-08-01 |
实施日期: | 2004-06-01 |
首发日期: | 1989-08-10 |
作废日期: | 1900-01-01 |
主管部门: | 国家发展和改革委员会 |
提出单位: | 中国机械工业联合会 |
归口单位: | 全国汽车标准化技术委员会 |
起草单位: | 中国汽车技术研究中心、东风汽车公司技术中心、清华大学 |
起草人: | 王暄、刘玉光、尹爽清、李三红、黄世霖、王晓冬 |
出版社: | 中国标准出版社 |
出版日期: | 2004-04-09 |
页数: | 20页 |
书号: | 155066.1-20541 |
适用范围
本标准规定了车辆正面碰撞时前排外侧座椅乘员保护方面的技术要求和试验方法。本标准适用于M1类车。
前言
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目录
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引用标准
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所属分类: 车辆 车辆综合 卫生 安全 劳动保护 道路车辆工程 道路车辆综合
【英文标准名称】:Magneticresonanceequipmentformedicalimaging-Part1:Determinationofessentialimagequalityparameters
【原文标准名称】:医疗成象磁共振设备.第1部分:测定实际成象质量参数
【标准号】:IEC62464-1-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-01
【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/SC62B
【标准类型】:()
【标准水平】:()
【中文主题词】:验收检验;验收试验;稳定性试验;定义;诊断(医学);电气工程;电医学;图例;图像增强器;图象质量;成象;检验;磁共振设备;测量技术;医疗器械;医疗放射照相术;医学科学;医疗技术学;质量;质量保证;射线摄影;辐射摄影术;辐射学;射线检查;额定值;安全工程;扫描方法;试验;试验条件;X-射线;X-射线仪;X-射线设备;X-射线检验;X-射线技术
【英文主题词】:Acceptanceinspection;Acceptancetests;Constancytesting;Definitions;Diagnosis(medical);Electricalengineering;Electromedicine;Illustrations;Imageintensifiers;Imagequality;Imaging;Inspection;Magneticresonanceequipment;Measuringtechniques;Medicalequipment;Medicalinstruments;Medicalradiography;Medicalsciences;Medicaltechnology;Quality;Qualityassurance;Qualityrequirements;Radiographs;Radiology;Radioscopy;Ratings;Safetyengineering;Scanningmethods;Testing;Testingconditions;X-ray;X-rayapparatus;X-rayequipment;X-rayexamination;X-raytechnique;X-rays
【摘要】:ThisinternationalstandardspecifiesmeasurementproceduresforthedeterminationofmanyessentialmedicalMREQUIPMENTimagequalityparameters.Measurementproceduresasaddressedinthisstandardaresuitablefor:-qualityassessmentintheACCEPTANCETEST;-qualityassuranceintheCONSTANCYTEST.Inaddition,themeasurementproceduresspecifiedinthisstandardmayalsobeusefulfortypetests,althoughthatisnotanobjectiveofthisstandard.Thisstandarddoesnotaddress:-requiredlevelsofperformanceforACCEPTANCETESTandCONSTANCYTEST;-imagequalityassessmentofhighfieldMREQUIPMENTgreaterthan4T,ifnototherwisestated;-imagequalityaffectedbyMR-compatibilityissues;-specialdiagnosticproceduressuchasflowimaging,perfusion,diffusion,radiotherapyandimage-guidedtherapyapplications;-typetests.ThescopeofthisstandardisalsolimitedtomeasuringimagequalitycharacteristicsinTESTDEVICES,notinPATIENTimages.Themeasurementproceduresspecifiedinthisstandardaredirectedto:a)MANUFACTURERS,whocandemonstratecompliancebyperformingacceptanceandconstancymethodsasdescribedbythisstandard,b)testhouses,whichcanconfirmperformanceofMREQUIPMENTusingmethodsdescribedinthisstandard,c)regulatoryauthorities,whocanreferencethisstandard,andd)RESPONSIBLEORGANISATIONSwhowanttoperformACCEPTANCEandCONSTANCYTESTSusingmethodsdescribedinthisstandard.Theessentialimagequalityparametersandmeasurementmethodologiesdefinedinthisstandardare:-SIGNAL-TO-NOISERATIO,-UNIFORMITY,-SLICETHICKNESSandSLICEPROFILE,-GEOMETRICDISTORTION,-SPATIALRESOLUTION,and-ghosting.Thisstandarddescribesthepreferredmeasurementprocedures.ItalsodescribesalternativemethodsinAnnexA.Thepreferredtestmethodsmaybesubstitutedwiththealternativemethods.Ifnecessary,othermethodsnotdescribedinthisstandardmaybeused,providedtheseothertestmethodsaredocumentedandvalidatedagainstthemethodsdescribedinthestandard.Validationofothertestmethodsrequiresananalysisoftestsensitivitytothesameparameterofinterestandananalysisoftheinsensitivityofthetesttootherunrelatedparametersandshoulddemonstrateasimilar,orbetter,levelofsensitivitytothesameparameterofinterestandasimilar,orbetter,levelofrobustnessagainstunrelatedparameters.Allmethodsshallproducequantitativeresults.Therationaletothepreferredandalternatemethods,andtheirpitfalls,aredescribedinAnnexB.ThisstandardalsopresentsrequirementsforCONSTANCYTESTSsuitableforMREQUIPMENTqualityassuranceprogramsconcerningessentialimagequalityparameters.TherearenopreferredCONSTANCYTESTmethods,toprovideflexibilityinusingexistingautomatedprocedureswhereavailable,butsuggestedexamplesoftestmethodsarefoundinAnnexA.Ifnecessary,otherCONSTANCYTESTmethodsnotdescribedinthisstandardmaybeused.SincetheneedsofRESPONSIBLEORGANISATIONS'qualityassuranceprogramsmayvary,RESPONSIBLEORGANISATIONSareencouragedtodeterminethenecessaryscopeoftests,qualityofthetests,andthesensitivityofthedataanalysisetc.Thisstandardplacesanemphasisonconsistentlyrepeatable,automatedmeasuringtoolsthatfacilitatetrendanalysisandthefrequentquicktestingofasmallsetofimportantparameterswhicharesensitivetotheoveralloperatingcharacteristicsoftheMREQUIPMENT.
【中国标准分类号】:C43
【国际标准分类号】:11_040_50;35_240_80
【页数】:157P;A4
【正文语种】:英语
【英文标准名称】:TestingofPressurePipelinesforWaterbyInternalPressure;SteelPipeswithandwithoutBitumenLining
【原文标准名称】:压力水管道内压试验.带和不带沥青涂层的钢管
【标准号】:DIN4279-4-1975
【标准状态】:作废
【国别】:德国
【发布日期】:1975-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:内压力;内部覆层;石棉水泥;预应力混凝土;管;管道;给水;污水;塑料;聚氯乙烯;加筋混凝土;饮用水;水;压力管;铸铁;压力试验;聚乙烯
【英文主题词】:polyvinylchloride;cast-iron;water;pipelines;sewage;pressurepipes;polyethylene;watersupply;internalpressure;plastics;asbestoscement;potablewater;internalcoatings;prestressedconcrete;reinforced
【摘要】:
【中国标准分类号】:Q81
【国际标准分类号】:23_040_90
【页数】:1P;A4
【正文语种】:德语