科技英语文体特点专业知识讲座.pptVIP

文档来源于网络,文档所提供的信息仅供参考之用,不能作为科学依据,请勿模 仿。文档如有不 请联系本人或网站删除 Text Features of Scientific English (科技英语的文本特点) I. a brief introduction to scientific style II. Text features of scientific English Lexical features(词汇特点) Syntactical features(句法特点) II. Assignment 文档来源于网络,文档所提供的信息仅供参考之用,不能作为科学依据,请勿模 仿。文档如有不当之处,请联系本人或网站删除。 I. A brief introduction to scientific style e The classification of style(文体) e Journalistic style, expositive style, official style, literary style, practical style and scientific style. (刘宓庆) e Scientific style e Special science style(专门科技文体) monograph, thesis and scientific report e Popular science style(通俗科技文体): universal scientific reading material(scientific prose) 文档来源于网络,文档所提供的信息仅供参考之用,不能作为科学依据,请勿模 仿。文档如有不当之处,请联系本人或网站删除。 g The difference between a brain and a computer can be expressed in a single word: complexity. The large mammalian brain is the most complicated thing, for its size, known to us. The human brain weighs three pounds, but in that three pounds are ten billion neurons and a hundred billion smaller cells. These many billions of cells are interconnected in a vastly complicated network that we cant begin to unravel as yet g When a graphite crystal is crushed, it breaks into micro-scaled laminar flakes. They are many dangling bonds on the edge of an isolated graphite micro-sheet which elevates its energy and makes it unstable. When a graphite micro-sheet curls into a nanotube, the number of dangling bonds decreases, and the system energy is reduced accordingly 文档来源于网络,文档所提供的信息仅供参考之用,不能作为科学依据,请勿模 仿。文档如有不当之处,请联系本人或网站删除。 s The difference between a brain and a computer can be expressed in a single word: complexity. The large mammalian brain is the most complicated thing, for its size, known to us. The human brain weighs three pounds, but in that three pounds are ten billion neurons and a hundred billion smaller cells. These many billions of cells are interconnected in a vastly complicated network that we cant begin to unravel as yet. (popular s