IEC 60191-6-8-2001 半导体器件的机械标准化第6-8部分:表面安装半导体器件封装外形图绘制的一般规则玻璃密封陶瓷四面扁平封装(G-QFP)的设计指南

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【英文标准名称】:Mechanicalstandardizationofsemiconductordevices-Part6-8:Generalrulesforthepreparationofoutlinedrawingsofsurfacemountedsemiconductordevicepackages;Designguideforglasssealedceramicquadflatpack(G-QFP)
【原文标准名称】:半导体器件的机械标准化第6-8部分:表面安装半导体器件封装外形图绘制的一般规则玻璃密封陶瓷四面扁平封装(G-QFP)的设计指南
【标准号】:IEC60191-6-8-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-08
【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/SC47D
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;定义;设计;图纸;表面安装;表面安装设备;工程图;半导体器件;电气工程;标准化;外壳;半导体器件包装;容器图形;图例;力学
【英文主题词】:Casedrawing;Definitions;Design;Drawings;Electricalengineering;Enclosures;Engineeringdrawings;Illustrations;Mechanic;Semiconductordevices;Semiconductorpackage;SMD;Standardization;Surfacemounting
【摘要】:ThispartofIEC60191providesthecommonoutlinedrawingsanddimensionsforalltypesofstructuresandcomposedmaterialsofglasssealedceramicquadflatpack(hereinaftercalledG-QFP).TheobjectofthisdesignguideistostandardizeoutlinesandobtaininterchangeabilityofG-QFP.
【中国标准分类号】:L04;L40
【国际标准分类号】:01_100_25;31_240
【页数】:10P.;A4
【正文语种】:英语


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【英文标准名称】:StandardGuideforRapidScreeningofVegetationforRadioactiveStrontiumAerialDeposition
【原文标准名称】:放射锶空中沉积用植物的快速筛检用标准指南
【标准号】:ASTMD7362-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D19.04
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:沉积;计量学;辐射测量;放射性;屏蔽;锶;植物
【英文主题词】:emergencyresponse;LiquidScintillationCounting;SolidPhaseExtraction;strontium-89;strontium-90;vegetation
【摘要】:Strontium-90isamajorcomponentofnuclearwasteandisalsoapotentialradioisotopeforuseasaweaponofmassdestructioninaradiologicaldispersaldevice.Itisabeta-emittingradioisotopewithmoderatehalf-life(~30years).Strontium-89isalsoabetaemittingradionuclide,butwithahalf-lifeofonly~50daysitisnotusuallypresentinsignificantquantities.Ifingestedtheradiostrontiummaydepositintheboneofanindividualandthuscancontributeasignificantradiologicaldosetoanaffectedperson.Followinganexplosioninwhichradioactivematerialwaspresent,thepotentialexistsforthematerialtobecomeairborne.Itwillquicklyattachtoatmosphericparticlesandbedepositedonsurfacesastheplumepasses.Thisguideprovidesarapidprocedurebywhichvegetationcanbescreenedtodetermineifradiostrontiumispresentandtoprovideaconservativeestimateofitsdepositiononvegetation.Thisguideisintendedtobeusedinafieldportablelab,orifneeded,canbeperformedcompletelyinthefield;thereforenohazardouschemicalsarerequiredtocompletetheanalysis.However,anoptionfortheuseofacidincertainstepsisdocumentedinthisguide.Thisguideisnotintendedtobeusedforscreeningfoodproductsoranimalfeedfollowinganaccidentorincident.1.1Thisguideprovidesarapidprocedurebywhichvegetationsamplesmaybescreenedforsurfacecontaminationofradioactivestrontium(89Srand90Sr,collectivelyreferredtoasradiostrontium)followinganairborneradioactivedispersalevent.Itprovidesaconservativeestimateofradiostrontiumdepositionthatcanbeusedbydecisionmakersforimmediateactionspriortoobtainingdefinitiveresultsfromafixedlaboratoryasset.1.2Insolubleformsofradiostrontium,suchasthestrontium(90Sr)titanate(SrTiO3)usedinradio-isotopethermal-electricgenerators(RTGs),willnotbemeasuredbythismethod.1.3Non-SIunitsareusedinthecalculationsofthisguideforeaseofuseduringtheemergencyphaseofanevent.Theinstrumentationusedtypicallyprovidescountratesincountsperminute(cpm)ratherthanpersecond(s-1,theSIunit),thusactivityisexpressedindpm(decaysperminute)ratherthanBq.Additionally,USEPAprotectiveguidelinesforsurfacecontaminationareexpressedindpm/100cm2.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F74
【国际标准分类号】:17_240
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Personalflotationdevices-Part2:Lifejackets,performancelevel275-Safetyrequirements-Amendment1(ISO12402-2:2006/Amd1:2010);GermanversionENISO12402-2:2006/A1:2010
【原文标准名称】:人员浮力装置.第2部分:救生衣,性能级别275.安全性要求.修改件1(ISO12402-2-2006/Amd1-2010).德文版本ENISO12402-2-2006/A1-2010
【标准号】:ENISO12402-2/A1-2010
【标准状态】:现行
【国别】:
【发布日期】:2010-11
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:附件;浮力;浮力救护;分类;分类系统;色值;客户信息;制造日期;定义;人员调度;效率;浮选剂;浮选;气体压力容器;使用说明书;标签;体育与娱乐设备;救生衣;救生器具;海上运输;作标记;材料;职业安全性;图形符号;防护服装;防护设备;反射;反射性材料;救生设备;反光;安全工程;安全性要求;规范(验收);材料强度;游泳器具;用户信息;明显的;水路运输;工作场所安全性
【英文主题词】:Accessories;Buoyancy;Buoyancyaids;Classification;Classificationsystems;Colourvalue;Consumerinformation;Dataofthemanufacturer;Deploymentofpersonal;Efficiency;Flotationagents;Flotation(process);Gaspressurevessels;Instructionsforuse;Labels;Leisureequipment;Lifejackets;Life-savingappliances;Marinetransport;Marking;Materials;Occupationalsafety;Pictographs;Protectiveclothing;Protectiveequipment;Reflection;Reflectivematerials;Rescueequipment;Retroreflecting;Safetyengineering;Safetyrequirements;Specification(approval);Strengthofmaterials;Swimmingaids;Userinformation;Visibleness;Watertransport;Workplacesafety
【摘要】:
【中国标准分类号】:U27
【国际标准分类号】:13_340_70
【页数】:8P;A4
【正文语种】:英语