【英文标准名称】:Ultrasonics-fields;guidanceforthemeasurementandcharacterizationofultrasonicfieldsgeneratedbymedicalultrasonicequipmentusinghydrophonesinthefrequencyrange0,5MHzto15MHz
【原文标准名称】:超声学声场0.5MHz～15MHz频率范围内用水听器测量和表征医疗超声设备产生的超声场的指南
【标准号】:IEC/TR261220-1993
【标准状态】:作废
【国别】:国际
【发布日期】:1993-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC87
【标准类型】:()
【标准水平】:()
【中文主题词】:测量;超声波医用器具;超声波装置;电气工程;水听器;声学测量;医疗技术学;超声波学;声场
【英文主题词】:Acousticmeasurement;Electricalengineering;Hydrophones;Measurement;Medicaltechnology;Soundfields;Ultrasonicdevices;Ultrasonicmedicalapparatus;Ultrasonics
【摘要】:Providesguidance,simplifiedproceduresandguidelinesonthepracticalmeasurementoftheacousticoutput.Proceduresforcorrectingforlimitationscausedbytheuseofhydrophoneswithfinitebandwidthandfiniteactiveelementsizearealsogiven.
【中国标准分类号】:N65
【国际标准分类号】:11_040_01
【页数】:54P;A4
【正文语种】:英语
【英文标准名称】:Mobileormovablejacksandassociatedliftingequipment(includesAmendmentA1:2008);EnglishversionofDINEN1494:2009-05
【原文标准名称】:可移动的起重机和相关提升设备
【标准号】:DINEN1494-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-05
【实施或试行日期】:2009-05-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:事故预防;控制;控制盘;控制装置;控制台;定义;尺寸;发动机;设备安全;齿轮起重机;危害;提升平台;液压操纵装置;液压装置;检验;千斤顶;提升设备;提升装置;升降码头;荷载能力;承载装置;载荷盛装部件;维护;操纵装置;机械工程;移动的;可移动工作平台;汽车;职业安全;动力传动系统;安全;安全组件;安全距离;安全工程;机械安全;安全要求;规范(验收);固定的;试验;可移动的;触轮起重机;用户信息;车辆;工作场所安全
【英文主题词】:Accidentprevention;Control;Controlboards;Controldevices;Controlstand;Definition;Definitions;Dimensions;Engines;Equipmentsafety;Gearjacks;Hazards;Hoistingplatforms;Hydraulically-operateddevices;Hydraulics;Inspection;Jacks;Liftingappliances;Liftingdevices;Liftingdock;Loadcapacity;Loadcarryingdevices;Load-containingdevices;Maintenance;Manipulatingdevices;Mechanicalengineering;Mobile;Mobileworkingplatforms;Motorvehicles;Occupationalsafety;Powertransmissionsystems;Safety;Safetycomponents;Safetydistances;Safetyengineering;Safetyofmachinery;Safetyrequirements;Specification(approval);Stationary;Testing;Transportable;Trolleyjacks;Userinformation;Vehicles;Workplacesafety
【摘要】:ThisEuropeanStandardspecifiestechnicalsafetyrequirementsandmeasuresformobileormovablejacks(see3.6)andassociatedliftingequipment.ThisEuropeanStandarddealswithallsignificanthazardspertinenttomobileormovablejacksandassociatedliftingequipmentwhentheyareusedasintendedandundertheconditionsforeseenbythemanufacturer.ThisEuropeanStandardspecifiestheappropriatetechnicalmeasurestoeliminateorreducerisksarisingfromthesignificanthazards.Thisstandardappliestoliftingequipment(see3.1)whicharemobileormovableanddesignedtooperateundertheload,whetheroperatedsingularyorinmultiplestopartiallyortotallyraiseandlowerloadsorvehiclesatoneormoreliftingpoints(excludingtheliftingofpersons)whereworkingundertheraisedloadisnotpermittedunlessadditionalmeansofsecuringtheloadinpositionareinplace.NOTEAssociatedliftingequipmentmeansliftingequipmentwhichissimilartothosedefinedin3.1,butwhichdoesnotfullycomplywiththesedefinitions.Thisstandarddoesnotestablishadditionalrequirementsfor--powerdrivebyaninternalcombustionmachine;--stabilityofthemobileormovablejacksandassociatedliftingequipment;--operationinsevereconditions(e.g.extremeclimates,freezerapplication,strongmagneticfields);--operationsubjecttospecialrules(e.g.potentiallyexplosiveatmospheres,mines);--supplybyelectricalnetworkswherethetolerancesinvoltage,frequencyetc.differfromthoseinthepublicsupplies;--staticelectricproblems;--handlingofloads,thenatureofwhichcouldleadtodangeroussituations(e.g.moltenmetal,acids,radiatingmaterials,especiallybrittleloads);--hazardsoccurringduringproducinganddecommissioning;--hazardsoccurringwhenusingtheliftingequipmentonpublicroads;--windpressureinandoutofuse;--directcontactwithfoodstuffs;--operationonseaships.Thisstandardappliese.g.tothefollowingliftingequipment--mechanicaljackswithorwithoutclaw;--hydraulicjackswithorwithoutclawandwithorwithoutintegratedpump,e.g.hydraulictrolleyjacks,hydraulictransmissionjacks,hydraulicpitjacks;--pneumaticjacks.Thisstandarddoesnotapplytoa)jacksorstabilizerswhicharepermanentlyfixedtoatraileroracontainertosupportatrailerorcontainerwithoutthetractor-unit;b)hydrauliccylinderswhicharepermanentlyfixedtothevehiclefortippingand/ortiltingpartsofit;c)supportstandswiththepossibilityforchangingtheliftheightonlywithouttheload;d)hydraulicliftingequipmentworkingwithamaximumpressureexceeding500barandwherepumpandcylinderarenotintegratedpartsofthesameequipment;e)jacksthataredeliveredwithroadvehiclesforhelpingwhenabreak-downoccurs(includingdeliveryoforiginalspareparts).
【中国标准分类号】:J80
【国际标准分类号】:53_020_99
【页数】:46P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 机载无线电罗盘性能要求和测量方法 |
| 英文名称： | Performance requirements and test methods for airborne radio compass |
| 中标分类： |
农业、林业 >>
农业、林业综合 >>
技术管理 |
| 发布部门： | 中华人民共和国机械电子工业部 |
| 发布日期： | 1991-05-28 |
| 实施日期： | 1991-12-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 起草单位： | 机械电子工业部第七六五厂 |
| 起草人： | 杨锦荣、林文庆、李体皆、张忠臣 |
| 出版日期： | 1991-12-01 |
| 页数： | 19页 |
适用范围
本标准规定了机载无线电罗盘（简称设备）性能要求和测量方法。本标准适用于编写机载无线电罗盘产品标准中的相应部分。
前言
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目录
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引用标准
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所属分类： 农业 林业 农业 林业综合 技术管理