JIS C8201-2-1-2011 低压开关设备和控制设备.第2-1部分:断路器

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【英文标准名称】:RadioEquipmentandSystems(RES).DigitalEnhancedCordlessTelecommunications(DECT).CommonInterface(CI).Part7:securityfeatures.
【原文标准名称】:无线电设备和系统.数字增强非线圈电信(DECT).常规界面(CI).第7部分:应急特性
【标准号】:NFZ84-175-7-1998
【标准状态】:作废
【国别】:法国
【发布日期】:1998-04-01
【实施或试行日期】:1998-04-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:数字工程;无线电装置;无线电话;;物理层;公共的;无线的;安全;电信;电信;远程通信;无线通信业务;电话系统;无线电广播网;通信;数字的;数字信号;电话技术;无线电设备;数字电路;数据安全;无线电工程;接口
【英文主题词】:
【摘要】:
【中国标准分类号】:M36
【国际标准分类号】:33_070_30
【页数】:93P;A4
【正文语种】:其他


【英文标准名称】:StandardPracticeforSamplingSurfaceSoilforRadionuclides
【原文标准名称】:放射性核素的表面土壤取样的标准实施规程
【标准号】:ASTMC998-2005(2010)e1
【标准状态】:现行
【国别】:美国
【发布日期】:2005
【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】:C26.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:environmental;radionuclides;sampling;soil;Radiochemicalanalysis;Radionuclides;Rateofemission;Emissionrate;Plutonium;Samplingnuclear/relatedenergysources;Soil(radioactiveanalysis);Uranium
【摘要】:Soilprovidesasourcematerialforthedeterminationofselectedradionuclidesandservesasanintegratorofthedepositionofairbornematerials.Soilsamplingshouldnotbeusedastheprimarymeasurementsystemtodemonstratecompliancewithapplicableradionuclidesinairstandards.Thisshouldbedonebyairsamplingorbymeasuringemissionrates.Soilsamplingdoesserveasasecondarysystem,andinmanycases,istheonlyavailableavenueifinsufficientairsamplingoccurredatthetimeofanincident.Formanyinsolubleradionuclides,theprimaryexposurepathwaytothegeneralpopulationisbyinhalation.Theresuspensionoftransuranicelementshasreceivedconsiderableattention(1,2)andtheirmeasurementinsoilisonemeansofestablishingcompliancewiththeU.S.EnvironmentalProtectionAgency(EPA)guidelinesonexposuretotransuranicelements.Soilsamplingcanprovideusefulinformationforotherpurposes,suchasplantuptakestudies,totalinventoryofvariousradionuclidesinsoilduetoatmosphericnucleartests,andtheaccumulationofradionuclidesasafunctionoftime.Asoilsamplingandanalysisprogramaspartofapreoperationalenvironmentalmonitoringprogramservestoestablishbaselineconcentrations.Considerationwasgiventothesecriteriainpreparingthispractice.Soilcollectedusingthispracticeandsubsequentanalysiscanbeusedtomonitorradionuclidedepositionofemissionsfromnuclearfacilities.Thecriticalfactorsnecessarytoprovidethisinformationaresamplinglocation,timeofsampling,frequencyofsampling,samplesize,andmaintenanceoftheintegrityofthesamplepriortoanalysis.Sincethesoilisconsideredtobeaheterogeneousmedium,multipointsamplingisnecessary.Thesamplesmustrepresenttheconditionsexistingintheareaforwhichdataaredesired.1.1Thispracticecoversthesamplingofsurfacesoilforthepurposeofobtainingasamplerepresentativeofaparticularareaforsubsequentchemicalanalysisofselectedradionuclides.Thispracticedescribesoneacceptableapproachtocollectsoilsamplesforradiochemicalanalysis.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z18
【国际标准分类号】:13_080_05
【页数】:3P.;A4
【正文语种】:英语