2023年全國碩士研究生考試考研英語一試題真題（含答案詳解+作文范文）_第1頁
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1、AnalysisoftheemanometerYuanzicheng(ChengduUniversityofTechnologyChengduErxianqiao610059)AbstractThearticleAnalysistheemanometerinstudyingfield.Usedinundergroundengineeringminingtourismcavenuclearfacilitiestheassociatedur

2、aniumradonmeasurementofindoenvironmenthealthsupervisionevaluationofradioactivedetectionisasearchfradonradonsource(th)devicemanagementradiationsafetyevaluationothernecessary.KeywdsemanometerRadondecayadmeasuringapparatus1

3、.IntroductionRadonoverviewRadonisanaturalradioactivedecayofradiumisotopesinsuburaniumthiumdecayseriesinthebodyitselfalsohastheradiationemitsanalphaparticledecaybecometheradonprogenythehalflifeof3.825days.Radonmeasurement

4、canbeusedtoexpletheuraniumdepositinrecentyearshasdevelopedtocanbeusedfoilexplationisofgreatsignificanceinthesearchfcleanenergy.Ouruseofwaterradonvariationofearthquakepredictionhasbeen40yearsofhistytherecentinternationals

5、oilatmospheretopredictearthquakeshavenewbreakthrough.InrecentyearstheWldHealthganizationannouncedthenaturalradiationpeopleby50%iscausedbyradonradonintheenvironmentofinhaledtoomuchcancauselungcancerotherdiseasestherefethe

6、radonmeasurementhasgraduallybecomeatopicofpublicconcern.Acomprehensiveunderstingofinstrumenttypesprincipleapplicationfpeopletopaymeattentionto.ClassificationoftheradonmeasurementinstrumentMethods.2)accdingtothedifferentp

7、urposesofmeasuringradontookdifferentapproachesUseofradontosearchfuraniumthiumdepositsfearthquakepredictionoiletc.determinationtheenvironmenttheindoradonthemethodwillbedifferent.3)accdingtothedeterminationofisotopicspecie

8、sofdifferentclassificationDirectmeasurementofradonitselfindirectlymeasuringradonfirstgenerationprogenyofradium(RaAAitsPo)ofradioactivethisalsoisakindofclassificationmethod.4)accdingtothedifferentsamplingmethodstoclassify

9、Canpumpptionoftheatmosphere(airwatersoilgas)“todeterminethegrab“maybepassivetype(passive)waitfradonspreaditselftodetectaccumulatedfaperiodoftimeaftertheprobetoanalysis.Thefmeriscalledwarmmethod(differential)measurementth

10、elatteriscalledthecumulativesummethod(integral)measurement.3.ListofradondetectContinuousmeasuringradonitsprogenyIntroductionRadonitsprogenycontinuousmeasuringinstrumentfptable“realtime““continuous“measurementofradonconce

11、ntrationradonconcentrationtotalpotentialmultifunctionalinstrumentasthe“active“samplingstructurehastheadvantagesoftypicalcanbeusedinundergroundengineeringminingtourismcavenuclearfacilitiesplacesassociateduraniumseriesindo

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