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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,科技英语论文写作,科技英语论文写作,英语写作的一般知识,句子,(sentence),段落,(paragraph),文章 (article),英语写作的一般知识,段落,(paragraph),主题句,(,topic sentence,),阐述中心思想。,论证句,(supporting sentence),通过列举事实、范例、原因等来阐明中心思想。,结论句,(,concluding sentence,),总结要点,提出见解。,英语写作的一般知识,文章的构成:,1),引言(introduction),2)正文(body),3)结束语(conclusion),科技英语论文写作,科技论文的组成部分,1,.,标题(title),2.作者姓名(authors name),3.,作者的工作单位(institute),4.,论文摘要(abstract),5.,论文的内容目录(contents),6.,论文内容本身(text),7.,作者简介(biography),科技英语论文写作,1.,标题,(title),标题要简明扼要,使人一目了然,不要写得太笼统,使用名词短语,不该使用一个句子或不定式短语,不出现从句,标题中的大小写字母表示法,:,1)开头第一个字母大写、专有名词大写,其余均采用小写字母,Investigation of numerical errors of the two-dimensional ADI-FDTD method,2)开头的字母及每个实词以及多于五个字母的介词、连词的第一个字母均大写,Online Distance Education in the United States,Optimum Mesh Grading for Finite-Difference Method,3),全部字母均大写,科技英语论文写作,论文摘要(,abstract,),摘要有长有短,通常为,100150,个词左右,约为原文长度的,1%5%。,论文摘要(,abstract,),简明扼要,通常只有一段话。,主要内容:,研究目的,:该研究的背景、重要性,完成的工作,:方案选择、研究内容、关键技术、,主要成果及其意义,:重要的关键性的结果,结论性的意见,论文摘要(,abstract,),摘要的语言结构,:,谓语动词简单而句子的其余成分却十分 复杂,大量使用be和have的变化形式做谓语动词,大量使用被动句,论文摘要(,abstract,),常见的句型:,This paper deals with,discuss,studies,presents,gives,proposes,develops,investigates,论文摘要(,abstract,),is/discussed,has been studied,presented,proposed,developed,investigated (in this paper).,关键词(key words,key terms,index terms):35个,Title:,Finite-Difference Time-Domain Algorithm for Solving Maxwells Equations in Rotationally Symmetric Geometries,Abstract,In this paper,an efficient finite-difference time-domain algorithm(FDTD),is presented,for solving Maxwells equations with rotationally symmetric geometries.The azimuthal(方位角)symmetry enables us to employ a two-dimensional(2-D)difference lattice by projecting the three-dimensional(3-D)Yee-cell in cylindrical coordinates(r,z)onto the r-z plane.,Extensive numerical results have been derived for various cavity structures and these results have been compared with those available in the literature.Excellent agreement has been observed for all of the cases investigated.,Title:,A Technique for Improving the Accuracy of the Nonuniform Finite-Difference Time-Domain Algorithm,AbstractThis paper deals with the problem of improving the accuracy of the nonuniform finite-difference time-domain(NUFDTD)algorithm,which is known to contain higher discretization errors than the conventional uniform FDTD.The improvement is achieved by effectively canceling out the numerical reflections that typically occur due to dispersion in the nonuniform mesh.,The modified nonuniform algorithm is applied to a generic coaxial discontinuity problem and to that of near-to-far-field transformation.The proposed method is simple,does not require any interpolations,(插值),or extrapolations(外推法),provides higher accuracy than the conventional NUFDTD algorithm,and is stable.,论文内容本身,(text),1)引言(,introduction,),简要介绍文章的主题、目的和背景,有关本项研究的目前状况、存在的问题,本文解决了什么问题,取得的结果及其意义。,论文内容本身,(text),2)正文,(,text,),是论文的关键部分。,内容包括:创新性的方法或实验结果,实验情况、实验装置、获得的数据,证实的理论或新的设计方法等。,通过定义、描述、说明、举例、实验、论证、比较对比、分析综合等研究过程来证实作者在引言中所提出的主题。,论文内容本身,(text),3)结论或结束语(,conclusion,),对全文的总结:总结具有创新性的方法或实验结果及其重要的意义和应用价值。在此基础上提出今后的设想。,论文内容本身,(text),4)附录(,appendix,),对论文中提及的某个定理加以证明,对某项内容进行推导,对某一点做进一步的说明。(有时放在致谢之后),论文内容本身,(text),5)致谢(acknowledgement),6),参考文献(,reference,),作者姓名、文章标题、杂志名称、卷号和页码、刊登的月份和年份。,作者简介(biography),自大学起获得的学位名称、时间、专业和学校及其地点,工作经历(时间、职责及工作单位和地点),目前工作的侧重点或科研的兴趣及方向,突出的论文和著作、科研成果、重点工程及获奖情况等,注意事项:,句子语法,正确,进而努力做到地道、准确,广泛使用被动句,时态,:最常用一般现在时,其次是现在完成时,一般将来时和一般过去时,。,
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