放射生态学辐射防护专业词汇

1、radiacinstruments辐射仪表radialdiffusioncoefficient径向扩散系数radiantenergydensity辐射能密度radiantfluxdensity辐射通量密度radiantheat辐射热radiatingfacility辐射设施radiatingpower辐射能力radiation辐射radiationabsorbeddose辐射吸收剂量radiationabsorption辐射吸收radiationalarmsystem辐射报警系统radiationanalyzer辐射分析器radiationanalyzingassembly辐射分析装置radi

2、ationandcontaminationcontrol辐射与污染管理radiationappliance辐射装置radiationbackground本底辐射radiationband辐射带radiationbeacon辐射报警器radiationbeam辐射束radiationbeamtherapy辐射束治疗radiationbelt辐射带radiationbiochemistry辐射生物化学radiationbiologicaleffect放射生物学酌radiationbiologicaleffectiveness辐射生物效应radiationbiology放射生物学radiationb

3、otany辐射植物学radiationbreakdown辐射损伤radiationbreeding辐射育种radiationburden辐射积存量radiationburn辐射烧伤radiationcalorimeter辐射量热计radiationcamera辐射照相机radiationcancer辐射癌radiationcapacity辐射能力radiationcapturereaction辐射俘获反应radiationcataract辐射白内障radiationcenter辐射中心radiationchannel辐射测量孔道radiationchemicalreaction辐射化学反应ra

4、diationchemicalsynthesis辐射化学合成radiationchemicalyield辐射化学产额radiationchemistry辐射化学radiationcoldpolymerization辐射冷聚合radiationcone辐射锥radiationconstant辐射常数radiationcontrol辐射管理radiationcontrolledarea辐射管制区域radiationcooling辐射冷却radiationcopolymerization辐射共聚合radiationcounter辐射计数管radiationcounterefficiency辐射计数管

5、效率radiationcrosslinking辐射交联radiationcuring辐射熟化radiationdamage辐射损伤radiationdamageproduct辐射损伤产物radiationdamping辐射阻尼radiationdangerzone辐射危险区radiationdeath辐射死亡radiationdecomposition辐解radiationdecrementfactor辐射衰减因数radiationdensity辐射密度radiationdermatitis辐射性皮炎radiationdetection辐射探测radiationdetectioninstrum

6、ent辐射探测仪器radiationdetector辐射探测器radiationdetectorassembly辐射探测装置radiationdewpointmeter辐射露点计radiationdisease射线病radiationdosage辐射剂量radiationdose辐射剂量radiationdoserate辐射剂量率radiationdosimeter辐射剂量计radiationdosimetry辐射剂量测定法radiationecology放射生态学radiationeffect辐射效应radiationeffectonbiologicalobjects生物体辐射效应radia

7、tioneffectonliquids液体辐射效应radiationeffectonsolids固体辐射效应radiationembrittlement辐照脆化radiationemitter发射体radiationenergy辐射能radiationequilibrium放射性平衡radiationexcitation辐射激发radiationexposed被辐照的radiationexposure射线照射radiationfield辐射场radiationfins散热片radiationflux辐射通量radiationfog辐射雾radiationgenerator辐射发生器radiat

8、iongenetics辐射遗传学radiationgraftcopolymer辐射接枝共聚物radiationgraftcopolymerization辐射接枝共聚radiationgrafting辐射接技radiationgrowth辐射生长radiationhardness辐射硬度radiationhazard辐射危险radiationhazardeffects辐射危害效应radiationhighpolymerchemistry辐射高分子化学radiationhygiene辐射卫生学radiationillness射线病radiationindicator放射性示踪剂radiationi

9、nducedcarcinogenesis辐射致癌radiationinducedgeneticeffect辐射诱发遗传效应radiationinjuryofskin皮肤辐射损伤radiationinsult辐射伤害radiationintensity辐射强度radiationinterference辐射干扰radiationionpolymerization辐射离子聚合radiationionization辐射电离radiation laboratory 辐射实验室radiation lethality 辐射死亡率radiation luminescence 辐射发光radiation maz

10、e 辐射防护曲径入口radiationlength辐射长度radiationlevel辐射能级radiationloss辐射损失radiationmasspolymerization辐射大块聚合radiationmeasurement辐射测量radiationmeasuringinstrument辐射测量仪器radiationmedicine辐射医学radiationmeter辐射测量仪器radiationmonitor辐射监测器radiationmonitoring辐射监测radiationmonitoringinstrument辐射监测器radiationmultiparameterana

11、lyzingassembly辐射多参数分析装置radiationmyelipathy辐射骨髓病变radiationoxidation辐射氧化radiationpassagemonitor辐射通过监测器radiationpasteurization巴氏辐射灭菌法radiationphysics辐射物理学radiationphysicslaboratory辐射物理实验所radiationpoison放射性毒物radiationpolymerization辐射引发聚合radiationpolymerizationofradicals辐射自由基聚合radiationpolymerizationofth

12、ehomogeneoussystem均匀系辐射聚合radiationpotential辐射电势radiationpreservation食品的辐射保藏radiationpressure辐射压radiationprocessing辐照处理radiationproof辐射防护的radiationprotection辐射防护radiationsourceassembly辐射源装置radiationprotectiondosimetry辐射防护剂量学radiationprotectionguide辐射防护指导限值radiationprotectiontechnique辐射防护技术radiationpu

13、rificationofwastewater废水辐射净化radiationquantity辐射量radiationrecombination辐射复合radiationresistance抗辐射性radiationresistant耐辐照的radiationrisk辐射危险radiationseed镭管radiationspectrum辐射谱radiationselfdecomposition辐射自分解radiationsensitive对辐射敏感的radiationsensitivity放射敏感度radiationsensitizing辐射敏化radiationshadow辐射阴影radiat

14、ionshield辐射屏蔽层radiationshielding辐射屏蔽radiationsource辐射源radiationshieldingconcreteblock防护辐射混凝土块radiationshieldingmaterial辐射屏蔽材料radiationspectrumanalyzer辐射谱分析器radiationstability辐照稳定度radiationsterilization辐照杀菌radiationsurvey辐射监测;辐射检查radiationsurveymeter辐射监测器radiationsyndrome辐射综合症radiationtechnology辐射工艺学

15、radiationtemperature辐射温度radiationtestfacility辐射试验设备radiationtherapy放射治疗radiationtolerance容许剂量radiationtoxicology放射毒物学radiationtransparentmaterial辐射透蔑质radiationtransportequation辐射输运方程radiationtrap辐射阱radiationulcer辐射溃疡radiationunit辐射单位radiationvulcanization辐射硫化酌radiationwarningassembly辐射报警装置radiationw

16、arningsymbol放射性警告标志radiationwidth辐射宽度radiationwindow辐射窗radiationwork放射性工作radiationworkpermit放射性工醉可证radiationzone辐射区radiationless非辐射的radiationlessdecayprocess无辐射衰变过程radiationlessresonance无辐射共振radiationlesstransition无辐射跃迁radiativecapture辐射俘获radiativecapturecrosssection辐射捕获截面radiativecollision非弹性碰撞radi

17、ativecorrection辐射校正radiativeinelasticscatteringcrosssection辐射非弹性散射截面radiativerecombination辐射复合radiativestoppingpower辐射阻止本领radiativetransition辐射跃迁radiator发射体radiatortube辐射管radiofrequencyionsource高频离子源radiofrequencymassspectrometer射频质谱仪radiofrequencyspectroscopy射频谱学radioactivate激活radioactivation放射活化ra

18、dioactivationanalysis放射化分析radioactive放射性的radioactiveaerosol放射性气溶胶radioactiveage放射性年龄radioactiveairsampler放射性空气取样器radioactiveanomaly放射性异常radioactiveash放射性灰radioactiveassay放射性检定radioactiveatom放射性原子radioactiveattachment放射性附着radioactivebackground本底放射性radioactivebattery原子电池radioactivebyproduct放射性副产物radio

19、activecarbon放射性碳radioactivecloud放射性烟云radioactivecobalt放射性钴radioactiveconcentration放射性浓度radioactivecontaminant放射性污染物radioactivecontaminants捉用放射性物质radioactivecontamination放射性污染radioactivedating放射性测定年龄radioactivedebris放射性碎片radioactivedecay放射性衰变radioactivedecayequation放射性衰变方程radioactivedecaylaw放射性衰变律rad

20、ioactivedecayproduct放射性衰变产物radioactivedecayseries放射性衰变系radioactivedecaywithemissionofcarbonnuclei碳核发射放射性衰变radioactivedecontamination去放射性污染radioactivedecontaminationmethod放射性去污法radioactivedensitygage放射性密度计radioactivedeposit放射性沉降物radioactivedisintegration放射性衰变radioactivedisplacement放射性位移radioactivedis

21、placementlaw放射性位移定律radioactivedrug放射性药物radioactivedryfallout放射性干沉降物radioactivedust放射性灰尘radioactiveeffluent放射性排出物radioactiveeffluentdisposal放射性排出物处置radioactiveeffluentdrainpipe放射性废液排放管道radioactiveeffluentplantarea放射性排出物处理厂区radioactiveelement放射性元素radioactiveemanation放射性气体radioactiveendproduct放射性最终产物ra

22、dioactiveequilibrium放射性平衡radioactiveexploration放射性勘探radioactivefallout放射性沉降radioactivefissionproduct放射性裂变产物radioactivefuelwaste放射性燃料废物radioactivegas放射性气体radioactivegasrecoverysystem放射性气体处理系统radioactivegasseparationprocess放射性气体分离过程radioactivegaseouswaste放射性气体废物radioactivegrain放射性颗粒radioactivehairpin发

23、夹状放射源radioactivehalflife放射性物质的半衰期radioactiveheat放射性蜕变热radioactiveheatsource放射性热源radioactiveinclusion放射性夹杂物radioactiveintensity放射性强度radioactiveiodine放射性碘radioactiveionizationgage放射性电离真空计radioactiveiron放射性铁radioactiveisotope放射性同位素radioactiveisotopebattery放射性同位素电池radioactiveisotopepowersupply放射性同位素电源ra

24、dioactiveisotopepoweredpulsedlightequipment放射性同位素动力脉冲发光设备radioactivelabelling示踪标记radioactiveleak放射性漏泄radioactivelevelgage放射性液面计radioactiveliquidwaste放射性废液radioactivelogger放射性测井仪radioactivelogging放射性测井radioactiveluminouscompound放射性发光化合物radioactivematerial放射性物质radioactivemineral放射性矿物radioactivenucleus

25、放射性核radioactivenuclide放射性核素radioactivenuclideintake放射性核素吸入radioactiveoredetector放射性矿石探测器radioactivepaint放射性涂料radioactiveparent母质radioactivepoison放射性毒物radioactivepoisoning放射性中毒radioactivepollution放射性污染radioactiveprecursor母质radioactiveprocessingplant放射性物质处理装置radioactiveproduct放射性产物radioactivepurity放射性

26、纯度radioactiveradiation放射性辐射radioactiveradiationcounter辐射计数管radioactiverain放射性雨radioactiveraremetal放射性稀有金属radioactiverecoil放射性衰变引起的反冲radioactivereferencesource放射性参考源radioactiverelationship放射性关系radioactiveresidue放射性残渣radioactivesample放射性样品radioactivesamplingequipment放射性取样设备radioactivesedimentdensitypr

27、obe放射性沉积物密度探针radioactiveselfluminouspaint放射性自发光涂料radioactiveseries放射系radioactiveshipment放射性货物radioactivesnowgage放射性量雪计radioactivesolidwaste放射性固体废物radioactivesonde放射性探空仪radioactivesorting放射性选矿radioactivesource放射源radioactivestandard放射性标准radioactivesubstance放射性物质radioactivesurfacecontamination放射性表面污染ra

28、dioactivetachometer放射性旋速计radioactivethicknessgage放射性测厚计radioactivetracer放射性示踪剂radioactivetracermethod放射性示踪法radioactivetransformation放射性转化radioactiveunit放射性单位radioactivewaste放射性废物radioactivewastedischarge放射性废物排放radioactivewastedisposal放射性废物处置radioactivewastehandlingbay放射性废物处理室radioactivewasteincinera

29、tor放射性废物焚烧炉radioactivewastemanagement放射性废物管理radioactivewasterepository放射性废物库radioactivewastestorage放射性废物储存radioactivewastewaterdisposalsystem放射性废水处置系统radioactivewater放射性水radioactivewelllogging放射性测井radioactivewire放射性丝源radioactivity放射性radioactivityconcentrationguide放射性浓度指导限值radioactivitycoolingtime放射性

30、冷却时间radioactivitydischarge放射性物质排放radioactivityheat放射性蜕变热radioactivitymeter放射性测量计radioactivitysimulator放射性模拟装置radioautography自动射线照相术radiobaryte放射性重晶石radiobiologicalaction放射生物学酌radiobiologicaleffectivenessfactor放射生物学有效因数radiobiologicalresearchunit放射生物学研究装置radiobiologicalsensitivevolume放射生物学灵敏区radiobio

31、logy放射生物学radiocarbon放射性碳radiocarbonage放射性碳年龄radiocarbondating放射性碳测定年代radiocardiography心动放射图法radiocesium放射性铯radiochemical放射化学的radiochemicalanalysis放射化学分析radiochemicalpurification放射化学提纯radiochemicalpurity放射化学纯radiochemicalseparation放射化学分离radiochemicallypure放射化学钝的radiochemistry放射化学radiochromatogram放射色谱

32、图radiochromatography放射色谱法radiocolloid放射性胶质radiocontamination放射性污染radiocrystallography放射性结晶学radiode镭源盒radiodiagnosis放射诊断radiodiagnosticagent放射性诊断试剂radiodosimeter放射剂量计radiodosimetry放射剂量学radioecologicalconcentration放射生态学浓集radioecology放射生态学radioelement放射性元素radioencephalography脑放射照相法radiofluorescentanaly

33、sis辐射荧光分析radiogaschromatography放射性气相色谱法radiogenetics辐射遗传学radiogenic放射性衰变产生的radiogenicheat放射性热radiogenicnuclide放射成因核素radiogram放射照片radiograph放射照相radiographexamination放射照相检验radiographicputty散射屏蔽剂radiographicstereometry射线立体照相法radiography射线照相法radiographytechniques射线照相技术radioimmunoassay放射免疫检定radioimmunolo

34、gy放射免疫学radioiodine放射性碘radioiron放射性铁radioisotope放射性同位素radioisotopeconcentration放射性同位素浓度radioisotopecontainer放射性同位素容器radioisotopegenerator放射性同位素发生器radioisotopeheaterunit放射性同位素加热装置radioisotopeindicator放射性同位素指示剂radioisotopeinducedxrayfluorescence放射性核素激发x射线荧光法radioisotopepackagemonitor放射性同位素包装物监测器radiois

35、otopepowerdevice放射性同位素能量装置radioisotopepowersupply放射性同位素电源radioisotopeproduction放射性同位素生产radioisotopesmokealarm放射性同位素烟雾报警器radioisotopesuit操着射性同位素用工radioisotopetherapy放射性同位素疗radioisotopethermalgenerator放射性同位素热电源radioisotopethermoelectricgenerator放射性同位素热电源radioisotopetracertechnique放射性同位素示踪原子技术radioisot

36、opetransportloop放射性同位素传输回路radioisotopicgenerator原子电池radioisotopicpurity放射线同位素的纯度radioisotopics放射同位素学radiolesion辐照伤害radiologicalapparatusx光机radiologicalcontaminationsituationmap放射性污染形势图radiologicaldefence辐射防御radiologicalemergency放射性紧急情况radiologicalexclusionarea放射性禁区radiologicalfilter放射过滤器radiological

37、installation放射设备radiologicallatentperiod放射潜伏期radiologicalsafety放射安全radiologicalsafetyanalysiscomputer放射安全性分析计算机radiologicalsurveyinstrument放射测量仪器radiologicalwarfare辐射战净radiologicalwarfareagents捉用放射性物质radiologicalwarhead有放射性战剂的弹头radiologist放射学家radiology放射线学radiolucent透媚radioluminescence辐射发光radiolumin

38、oustimepiece放射发光钟表radiolysis辐解radiolyticattack辐射分解浸蚀radiolyticoxidation辐射分解氧化radiolyticweightloss辐解重量损失radiomateriology射线探伤学radiometallography放射金相学radiometer辐射计radiometergauge辐射测压计radiometric辐射测量的radiometricanalysis放射分析法radiometricmap辐射测量平面图radiometricpolarography放射极谱法radiometricprospecting放射性勘探radi

39、ometry放射性测量radiomicrometer辐射微热计radiomutation放射性突变radionuclide放射性核素radionuclidebeamtherapyequipment放射性核素束治疗装置radionuclidecontacttherapy放射性核素接触治疗radionuclidelaboratory放射性核素实验室radionuclidemetabolism放射性核素新陈代谢radionuclidephaseanalysis放射性核素相位分析radionuclidicpurity放射性核素纯度radioopacity辐射不透萌radiopaque不透射线的radi

40、opasteurization辐射杀菌radiopharmaceuticals放射性药物radiophosphorus放射性磷radiophotoluminescence辐射光致发光radiophotoluminescencedetector辐射光致发光探测器radiophotoluminescencedosimeter辐射光致发光剂量计radioprecipitate放射性沉淀物radioprospectingassembly辐射勘探装置radioprotectivesubstance放射防护物质radioresistance抗辐射性radioresistant耐辐照的radioresist

41、iveglass耐辐射玻璃radioscopy射线检查radiosensitive对辐射敏感的radiosensitivity放射敏感度radiosensitization辐射敏化radiosterilization辐射杀菌radiostrontium放射性锶radiosynthesis辐射合成radiotherapeutic放射线疗法的;放射治疗的radiotherapeutics放射治疗学radiotherapist放射性治疗工走radiotherapy放射治疗radiothermoluminescence辐射热释光radiothorium放射性钍radiotolerant耐辐照的radi

42、otoxicity放射毒性radiotoxicology放射毒理学radiotracer放射性示踪剂radiovision电视radium镭radiumage镭龄radiumappliance镭装置radiumberylliumsource镭铍中子源radiumberylliumsourceofneutron镭铍中子源radiumcapsule镭源盒radiumcell镭源盒radiumcontainer镭罐radiumcontent镭含量radiumemanation镭射气radiumequivalent镭当量radiummold镭模radiumneedle镭针radiumpack镭源rad

43、iumplaque小镭板radiumseed镭管radiumsource镭源radiumtherapy镭疗radiumtube镭管radius半径radiusparameter半径参数radiusvector矢径radon镭射气radoncontainer氡罐radoncontent氡含量radoncontentmeterforprospectingpurposes勘探用氡成分计radoneffect氡效应radoneffectseismicpredictor氡效应地震预报装置radonseed氢源radwastesystem放射性废物系统raffinate提余液raffinatelayer提

44、余液层rainout凝雨散落物rainbowscattering霓虹散射ramaneffect喇曼效应ramanspectrum喇曼光谱ramification分支rampinsertionofreactivity反应性线性引入randite萎铀钙石randomevents偶然事件randomorientation随机取向randomphaseapproximation随机相位近似randomsampling随机取样randomvelocity无规速度randomwalk随机游动range射程;范围rangeenergyrelation射程能量关系rangemethod射程法rangeofnu

45、clearforces核力范围rangeofsensitivity灵敏区rangeselector波段转换开关rangespectrum射程谱rangestraggling射程歧离rangeswitch波段转换开关rapidanalysis快速分析rapidhardeningcement快干水泥rapidthoriumuraniumsystem快速钍铀系rapidtoolsteel高速钢rareearthelements稀土元素rareelements稀有元素raregas惰性气体raregaselement惰性气体raregasplasma稀薄气体等离子体rarefaction稀化rarit

46、aschwingerequation拉里塔施温格尔方程ratchetting棘轮效应rate率rateofdiffusion扩散速度rateofexchange交换速率rateofreaction反应遣度ratedpowerdensity额定功率密度ratedwattconsumption额定功率消耗ratemeter计数率计ratemeterdiscriminator率表甄别器rating额定值ratio比ratiocontrol比例第ratioofactivitydensities放射性密度比rauvite多水钒钙铀矿rawdata原始数据rawmaterial原料ray辐射raydive

47、rgence射线发散rayleighdistillation瑞利蒸馏rayleighscattering瑞利散射rayleigh'sradiationformula瑞利辐射公式reenrichment再浓缩reenrichmentplant再浓缩设备reentrantgascooling再入式气体冷却reaction反应reactionapparatus化学反应器reactionchamber反应室reactionchannel反应道reactioncontrolsystem反应控制系统reactioncrosssection反应截面reactionenergy反应能reactionf

48、ormula反应式reactiongaschromatography反应气相色谱法reactioninhibition反应抑制reactionparticle反应粒子reactionproduct反应产物reactionrate反应遣度reactionthreshold反应阀reactiontime反应时间reactionvelocity反应遣度reactivation再激化reactive无功的reactivecoil电抗线圈reactivity反应度reactivityaddition反应性添加reactivitybenefit反应性增益reactivitycalibration反应性刻度

49、reactivitycoefficient反应性系数reactivitycontrol反应性控制reactivitydisturbance反应性扰动reactivityeigenvalue反应性本盏reactivityexcess剩余反应性reactivityexcursion反应性急速上升reactivityfeedback反应度反馈reactivitygain反应性增益reactivityincrement反应性增量reactivityinducedaccident反应性引发事故reactivityinitiatedaccident反应性引发事故reactivityinsertion反应性

50、引入reactivityinsertionaccident反应性引入事故reactivityinsertionrate反应性引入率reactivityinterval反应性范围reactivitylifetime反应性寿期reactivityloss反应性损失reactivitymargin过剩反应性reactivitymeasurementfacility反应性测量装置reactivitymeter反应性测量计reactivitymismatch反应性失配reactivitynoise反应性噪声reactivityperturbation反应性微扰reactivitypowercoeffic

51、ient反应性功率系数reactivitypressurecoefficient反应性压力系数reactivityrate反应性变化率reactivityshimming反应性补偿reactivitysinusoidalvariation反应性正弦变化reactivityspectraldensity反应性谱密度reactivityspectrum反应性谱reactivitystepchange反应性阶跃变化reactivityswing反应性摆幅reactivitytemperaturecoefficient反应性温度系数reactivitytopowertransferfunction反应

52、性对功率传递函数reactivitytransient反应性瞬变reactivityunit反应性单位reactor板应堆reactorabnormalitydiagnostics反应堆异常诊断法reactoralarmsystem反应堆报警系统reactoranalysisandsafety反应堆分析与安全性reactorandvesselinstrumentationsystem反应堆和容柒试设备系统reactorappurtenance反应堆辅助设备reactorarrangement反应堆装置reactorauxiliarysystems反应堆辅助系统reactoravailabili

53、ty反应堆时间可利用率reactorbasedactivationanalysis反应堆活化分析reactorbeam反应堆射束reactorblanket反应堆再生区reactorboundary反应堆边界reactorbreakdown反应堆运行事故reactorbridge反应堆顶桥式起重机reactorbuildingcoolingunit反应堆建筑物冷却装置reactorbuildingcoolingwatersystem反应堆建筑物冷却水系统reactorbuildinghydrogenpurgefan反应堆建筑物氢吹洗风机reactorbyproduct反应堆副产品reactor

54、calculation反应堆计算reactorcavity反应堆腔reactorcell反应堆栅元reactorchannel反应堆孔道;反应堆通道reactorcharge反应堆装料reactorcode反应堆计算程序reactorcommissioning反应堆试运行reactorcompartment反应堆室reactorconstants反应堆常数reactorcontainmentbuilding反应堆安全壳建筑物reactorcontrol反应堆控制reactorcontrolboard反应堆控制台reactorcontrolrod反应堆控制棒reactorcontrolsyste

55、m反应堆控制系统reactorcoolantcircuitintegrity反应堆冷却剂回路完整性reactorcoolantleakagecalculation反应堆冷却剂泄漏计算reactorcoolantpipe反应堆冷却剂管reactorcoolantpressureboundary反应堆冷却剂压力界reactorcoolantpump反应堆冷却剂泵reactorcoolantsystem反应堆冷却剂系统reactorcoolantsystemdoseequivalent反应堆冷却剂系统剂量当量reactorcooling反应堆冷却reactorcore堆芯reactorcorefan

56、cooling堆芯风机冷却reactorcoreisolationcooling堆芯隔离冷却reactorcoreisolationcoolingsystem反应堆堆芯隔离冷却系统reactorcorepressuredrop堆芯压降reactorcorespray堆芯喷淋reactorcrosssection反应堆截面reactordeadtime反应堆死时间reactordebris反应堆的裂变产物reactordesign反应堆设计reactordesigncriteria反应堆设计标准reactordevelopmentprogram反应堆开发计划reactordiagnosticsystem反应堆诊断系统reactordisaster反应堆严重事故reactordome球形安全壳reactordoublingtime反应堆倍增时间reactordynamics反应堆动力学reactorequation反应堆方程reactorevolution反应堆演化reactorfluidmec