【英文标准名称】:Rotatingmechanicalsealsforagitatorshafts;designation,sealingliquid,cooling,inspectionandmountingconnections
【原文标准名称】:搅拌器轴的滚动机构密封件.名称、密封液体、冷却、检查和装配连接件
【标准号】:DIN28138-3-1983
【标准状态】:作废
【国别】:德国
【发布日期】:1983-10
【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】:作标记;密封件;搅拌器;额定值;产品规范;搅拌器轴;密封环;轴承环
【英文主题词】:Agitatorshafts;Agitators;Bearingrings;Marking;Productspecification;Ratings;Sealingrings;Seals
【摘要】:
【中国标准分类号】:G92
【国际标准分类号】:21_140
【页数】:11P;A4
【正文语种】:德语


【英文标准名称】:Radiationprotectioninstrumentation-Measurementofdiscreteradionuclidesintheenvironment-Insituphotonspectrometrysystemusingagermaniumdetector
【原文标准名称】:辐射防护仪表环境中放射性核素的测量使用锗探测器的现场光子光谱测定系统
【标准号】:IEC61275-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-09
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC45B
【标准类型】:()
【标准水平】:()
【中文主题词】:光谱测定法;放射性核素;锗探测器;辐射测量;辐射防护;仪器装置
【英文主题词】:radiationprotection;radiationmeasurement;germaniumdetectors;instrumentation;spectrometry;radionuclides
【摘要】:ThisInternationalStandardisapplicabletoaportableortransportablephotonspectrometryassemblyusingagermanium(Ge)detectortosurvey,insitu,generallyat1mabovegroundlevel,areasintheenvironmentfordiscreteradionuclides.Suchequipmentisusedtomakerapidassessmentsofactivitylevelsandcorrespondingfreeairexposureratesfromphotonemittingradionuclides.Suchmeasurementsmaybeusedtodevelopguidanceforsubsequentfollow-onaction,forexampleincludingradiologicalassessments,samplingandmonitoringprogrammes.(Thisstandarddoesnotapplytoairbornemeasurementsystems,whicharecoveredbyaseparatestandard.SeeIEC61134.)Thisstandardspecifiesforsuchanassemblythegeneralcharacteristics,testmethodsfortheevaluationofradiationcharacteristics,electrical,mechanical,safetyandenvironmentalcharacteristicsspecifictotheapplicationsdescribedabove.Adviceisalsoprovidedinannexesastothecalibration,appropriateuseandinterpretationofthesystemforinsitumeasurements.Aninsituspectrometrysystemisacombinationofinstrumentsorsubassembliesdesignedtomeasure,insitu,thefluxofgammaraysincidentonthedetector,inordertorapidlysurveyareasfordiscreteradionuclidespresentinthesoilorair,eithernaturalormanmade.Thepurposeofthisstandardistospecifytheperformancecharacteristicsofassembliesintendedforthedeterminationofsurfacesoilactivity.Accordingly,thisstandarda)specifiesthefunctionsandperformancecharacteristicsofmeasuringassemblies,andb)specifiesthemethodsoftesttobeusedtodeterminecompliancewiththerequirementsofthisstandard.
【中国标准分类号】:F84
【国际标准分类号】:13_280;17_240
【页数】:28P;A4
【正文语种】:英语