【英文标准名称】:Methodsoftestfordenseshapedrefractoryproducts-Part17:Determinationofbulkdensityofgranularmaterialsbythemercurymethodwithvakuum;GermanversionEN993-17:1998
【原文标准名称】:密实成型耐火制品的试验方法.第17部分:用水银真空排出法测定颗粒材料的散密度
【标准号】:DINEN993-17-1999
【标准状态】:现行
【国别】:德国
【发布日期】:1999-01
【实施或试行日期】:
【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】:密度测定法;汞;耐火材料;颗粒密度;可折射的;粗密度;定义;陶瓷;粒状材料;试验设备;试验;温度;材料;试样;测定;检验;方法;耐熔制品;原材料
【英文主题词】:Bulkdensity;Ceramics;Definition;Definitions;Densimetry;Determination;Displacement;Inspection;Materials;Mercury;Methods;Particledensity;Particulatematerials;Rawmaterials;Refractability;Refractories;Refractorymaterials;Refractoryproducts;Shapedrefractories;Temperature;Testequipment;Testspecimens;Testing
【摘要】:Thedocumentspecifiesthedeterminationofthebulkdensityofgranularrefractorymaterials(graindensity)havingagrainsizelargerthan2mmbythemercurymethodwithvacuum.
【中国标准分类号】:Q45
【国际标准分类号】:81_080
【页数】:9P.;A4
【正文语种】:德语


【英文标准名称】:DosimetryinanElectronBeamFacilityforRadiationProcessingatEnergiesbetween300KeVand25MeV,Practicefor(12.02)
【原文标准名称】:在300KeV和25MeV能量之间进行辐射加工用电子束设备中剂量测定的实施规程
【标准号】:ANSI/ASTME1649-2004
【标准状态】:现行
【国别】:美国
【发布日期】:2004-06-01
【实施或试行日期】:2004-06-01
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:剂量测定;放射性照射
【英文主题词】:dosimetry;radiationexposure
【摘要】:Thispracticecoversdosimetricprocedurestobefollowedinfacilitycharacterization,processqualification,androutineprocessingusingelectronbeamradiationtoensurethattheentireproducthasbeentreatedwithanacceptablerangeofabsorbeddoses.Otherproceduresrelatedtofacilitycharacterization(includingequipmentdocumentation),processqualification,androutineproductprocessingthatmayinfluenceandmaybeusedtomonitorabsorbeddoseintheproductarealsodiscussed.Note1Forguidanceintheselectionandcalibrationofdosimeters,seeGuideE1261.Forfurtherguidanceintheselection,calibration,anduseofspecificdosimeters,andinterpretationofabsorbeddoseintheproductfromdosimetry,alsoseePracticesE668,E1275,E1276,E1431,E1607,E1631,andE1650.Forusewithelectronenergiesabove5MeV,seePracticesE1026,E1205,E1401,E1538,andE1540fordiscussionsofspecificlargevolumedosimeters.Fordiscussionofradiationdosimetryforpulsedradiation,seeICRUReport34.Whenconsideringadosimetertype,becautiousofinfluencesfromdoseratesandacceleratorpulseratesandwidths(ifapplicable).Theelectronenergyrangecoveredinthispracticeisbetween300keVand25MeV,althoughtherearesomediscussionsforotherenergies.Dosimetryisonlyonecomponentofatotalqualityassuranceprogramforanirradiationfacility.Othercontrolsbesidesdosimetrymayberequiredforspecificapplicationssuchasmedicaldevicesterilizationandfoodpreservation.Fortheirradiationoffoodandtheradiationsterilizationofhealthcareproducts,otherspecificISOstandardsexist.Forfoodirradiation,seeISO15562:1998,PracticeforDosimetryinElectronandBremsstrahlungIrradiationFacilitiesforFoodProcessing(ASTMPracticeE1431).Fortheradiationsterilizationofhealthcareproducts,seeISO11137:1995,SterilizationofHealthCareProducts-RequirementsforValidationandRoutineControl-RadiationSterilization.InthoseareascoveredbyISO11137,thatstandardtakesprecedence.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F74
【国际标准分类号】:17_240
【页数】:
【正文语种】:英语