BS PD IEC/PAS 62239-2001 电子元件管理规划
作者:标准资料网 时间:2024-05-20 16:48:19 浏览:8919
来源:标准资料网
【英文标准名称】:Electroniccomponentmanagementplans
【原文标准名称】:电子元件管理规划
【标准号】:BSPDIEC/PAS62239-2001
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:StandardTestMethodforMeasuringReactionRatesbyAnalysisofBarium-140FromFissionDosimeters
【原文标准名称】:通过分析由裂变剂量计产生的钡140来测定反应速率的试验方法
【标准号】:ASTME393-1996(2002)
【标准状态】:现行
【国别】:
【发布日期】:1996
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:E10.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:分析;核技术;测量技术;核能;剂量计;钡
【英文主题词】:Barium-140;fissiondosimeter;fissionproduct;fissionreactionrates;
【摘要】:1.1Thistestmethoddescribestwoproceduresforthemeasurementofreactionratesbydeterminingtheamountofthefissionproduct140Baproducedbythenon-thresholdreactions235U(n,f),241Am(n,f),and239Pu(n,f),andbythethresholdreactions238U(n,f),237Np(n,f),and232Th(n,f).1.2Thesereactionsproducemanyfissionproducts,amongwhichis140Ba,havingahalf-lifeof12.752days.140Baemitsgammaraysofseveralenergies;however,thesearenoteasilydetectedinthepresenceofotherfissionproducts.Competingactivityfromotherfissionproductsrequiresthatachemicalseparationbeemployedorthatthe140Baactivitybedeterminedindirectlybycountingitsdaughterproduct140La.Thistestmethoddescribesbothprocedure(a),thenondestructivedeterminationof140Babythedirectcountingof140Laseveraldaysafterirradiation,andprocedure(b),thechemicalseparationof140Baandthesubsequentcountingof140Baoritsdaughter140La.1.3Withsuitabletechniques,fissionneutronfluenceratescanbemeasuredintherangefrom107n(neutrons)cm2s1toapproximately1015ncm2s1.1.4Themeasurementoftime-integratedreactionrateswithfissiondosimetersby140Baanalysisislimitedbythehalf-lifeof140Batoirradiationtimesuptoaboutsixweeks.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F40
【国际标准分类号】:17_240
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Continuouslyorganiccoated(coilcoated)steelflatproducts.Technicaldeliveryconditions
【原文标准名称】:连续有机涂层(盘绕涂层)扁平钢轧材.技术交货条件
【标准号】:BSEN10169-2010+A1-2012
【标准状态】:现行
【国别】:英国
【发布日期】:2010-12-31
【实施或试行日期】:2010-12-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:棒材(材料);基底材料;宽带;涂覆的;覆层工艺;覆层;冷轧的;施工区域;建筑工程;连续的;腐蚀性;定义(术语);尺寸规格;延伸性;现场工作;扁平轧材;形状公差;内部区域;极限偏差;标志;材料;金属;顺序示度;有机的;有机覆层;性能要求;生产;特性;半成品;薄板材;薄钢板;规范(验收);钢产品;带钢;钢;储存;带材;结构钢;试验;耐紫外线辐射
【英文主题词】:Bars(materials);Basematerials;Broadband;Coated;Coatingprocesses;Coatings;Coldrolled;Constructionzones;Constructions;Continuous;Corrosivity;Definitions;Dimensions;Extensibility;Fieldwork;Flatrolledproducts;Formtolerances;Interiorareas;Limitdeviations;Marking;Materials;Metals;Orderindications;Organic;Organiccoatings;Performancerequirements;Production;Properties;Semi-finishedproducts;Sheetmaterials;Sheetsteels;Specification(approval);Steelproducts;Steelstrips;Steels;Storage;Strips;Structuralsteels;Testing;Ultravioletradiationresistance
【摘要】:
【中国标准分类号】:H46
【国际标准分类号】:25_220_60;77_140_50
【页数】:42P;A4
【正文语种】:英语
