核电专业英语词汇.doc

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1、•原子核.核子及相关术语质子proton中子neutron电子electron核子nucleon核nucleus(pl.)nuclei原子atom光子photon止电子positron量子quantum,quanta(pl.)电子伏特clcctron-voll(eV)1-2.相关元素与材料1.2.1.核燃料与增殖材料铀uranium(U)饰plutonium(Pu)宛，重氢deuterium,heavyhydrogenMtritium混合氧化物燃料(MOX燃料)Mixed(UraniumandPlutonium)OXidefuel一氧化铀uraniumdioxide浓缩铀enriched

2、uranium贫铀depleteduranium1.2.2.其它核材料及核电厂用材料慢化剂moderator轻水lightwater重水heavywater石墨graphite冷却剂coolantMhelium液态金属liquidmetal钠sodium包壳cladding铝aluminium镁magnesium钻zirconium兆电了伏特megaelectron-volt(MeV)同位索isotope原子序数atomicnumber质量数massnumber超铀元素transuraniumelement元素周期表periodictabic热中子thermalneutron快中子fas

3、tneutron复合核compoundnucleus碳化铀uraniumcarbide针thorium锂lithium銅系元素actinideelement易裂变的fissile可裂变的、可裂变物质fissionable增殖同位索fertileisotope核姐变nucleartransmutation转化conversion钳2/4合金zircaloy-2/4不锈钢stainlesssteel控制材料controlmaterial通St展平flux-shaping银silver钢indium铀cadinium可燃毒物burnablepoison硼boron硼酸boricacid锂lit

4、hium彼beryllium乏燃料spentfuel不锈钢stainlesssteel因科银，因康INCONEL1.3.核反应及相关术语decay衰变fission裂变fusion聚变nuclearreaction核反应chainreaction链式反应crosssection截血microscopiccrosssection微观截面macroscopiccrosssection宏观截血absorbingcrosssection吸收截面scatteringcrosssection散射截

5、A

6、barn靶恩delayedneutron缓发中子promptneutron瞬发中子promptcr

7、iticality瞬发临界fissile易裂变的fissionab可裂变的lemorderate/slowdown慢化breedingratio增殖比bumup燃耗reactivity反应性neutroncycle屮了循环fissionproduct裂变产物criticality临界promptcritical瞬发临界flux通量xenonLb(iodine碘actinide系(元素)reactivityworth反应性价值慢化剂温度系数moderatortemperaturecoefficient反应性系数reactivitycoefficient剩余反应性excessreactivi

8、ty燃料比功率fuelspecificpower倍增因了multiplicationfactor有效增殖系数effectivemultiplicationfactor；effectivemultiplicationconstant无限介质增殖系数infinitemultiplicationfactor；infinitemultiplicationconstant快屮子增殖系数fastfissionfactor热中子利用系数thermalutilizationfactor不泄漏几率nonleakageprobability逃脱共振俘获儿率resonanceescapeprobability

9、四因子公式four-factorformula多普勒增宽Dopplerbroadening*总集成中子通量/总积分中子通量TotalIntegratedNeutronFlux=IntegratedFluxorFluence(注量)=NeutrondensityxVelocityxTime[单位：n/m3-m/s・s=n/m2]1.4.反应堆压水堆PressurizedWaterReactor(PWR)沸水堆BoilingWaterR