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核能专业英语.doc

上传人:东方不败 2021/1/10 文件大小:143 KB

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文档介绍

文档介绍:: .
第一课
词汇:
* Concept概念, conception概念, conceive构想、理解
* Isotope同位素, isomer同质异能素
* element, atom, nucleus, nucleon
* element, elements,
* molecule, molecules, molecular
* atom, atoms, atomic,
* nucleus['nju:kliəs,'nu:kliəs]原子核 , nuclei, nuclear,
* nucleon['nju:kliɔn]核子, nucleons, nucleonic核子的
* particle, particles, 
* fissile易裂变的, fissionable可以发生裂变的
* fertile可裂变的,fertile materials增殖材料
* fission, fusion, decay
* inner, innermost / outer, outermost
* chain reaction
* fragment碎片
Expression:
* times
* A is ten times B.
* varies inversely as
* E equals m times c squared. E = mc2
* the n-th power of a: an
* result in / result from
* is accompanied by / correspond to 
* The discovery of fission was made in Germany in 1938 by Hahn......
* Be composed of 由…组成
* Binding energy 结合能
* Discrete excited states 不连续的激发态
* Electromagnetic radiation 电磁辐射
* Ev:electron-volt
* Conservation of mass/energy  质量/能量守恒
练****br/>* 电子带负电,质子带正电。
* Electron is negatively charged,proton is positively charged。
* 在任何质量变化的反应中,质量的减少与能量的释放相伴,而质量的增加与能量的吸收相随。
* In any reaction in which mass changes,a decrease of mass is accompanied by the release of energy,and an increase of mass corresponds to the absorption of energy。
* 电荷间的静电斥力与它们之间距离的平方成反比。
* The force of electrostatic repulsion between like charges varies inversely as the square of their separation。
* 通常,原子核存在于能量为基态的平衡态或者说稳定的条件下。
* Normally atomic nuclei exist in an equilibrium or stable condition known as their ground state of energy。
* 原子的质量并不等于组成它的粒子质量之和。
* The mass of atom is not equal to the sum of the masses of its constituent particles。
* E=mc2:E is equal to m times c squared。
* 1u = ×10-27kg One u equals  times 10 to minus 27 kg。
第二课
词汇:
* Qualitative定性的, quantitative定量的
* matter exposed to beta particles暴露在β粒子中的物质
* in addition to ......除了
* in competition with与什么竞争
* present no shielding problem不产生防护问题
* cross secti

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