机械工程专业英语_012.pptVIP

科技英语英文摘要撰写 Writing an Abstract of English for Science and Technology ;典型语句是指撰写摘要时经常用的语句。归纳如下: 1)成果获取和开发的常用语句 常用词： Achieve( 达到，实现), Construct( 绘制), derive( 推导), Design( 设计), Develop( 开发), Establish( 建立), record( 记录), Give( 给出), realize( 实现), Improve( 改进), provide( 提供), Obtain( 得到), produce( 生产), reduce( 缩短), solve( 解决) Example The normal operating pressure value can also be achieved in the summer. 正常工作压力值在夏季也能达到。 A dissolution diagram was constructed which can be used in heat treatment. 绘制了用于热处理的溶解图。;1)成果获取和开发的常用语句，Example： The special equations are derived based on the quantum theory. 基于量子理论，推导出了这些特殊的方程式。 The system is designed to be used for transferring the heat produced from the reactor core. 此系统要设计城能???输出从反应堆堆芯产生的能量。 Two methods of the boiler design are developed. 开发了锅炉设计的两种方法。 A simulation model is established on a full scope simulator. 在全范围模拟机上建立了一种仿真模型。 The steam generator design has been greatly improved. 蒸汽发生器设计已得到了很大地改进。 Good agreement with the corresponding results from the reactor dynamics is obtained. 得到了与相应反应堆动力学很一致的结果。 This paper provides an ideal source of radiation for an optical communication system. 本文为光通信系统提供了一种理想的辐射源。 Fatigue endurance enhancement is realized by using a thin layer of nitrile rubber. 记录了小管破裂对反应堆冷却剂系统的压力的影响。 Switching time of the new type transistor will be reduced three times. 这种新只管晶体管的开关时间将缩短三分之二。 The problem of steady-state rotation of a cylindrical dielectric rotor with a metal cor with a weakly conducting liquid in an electric field is solved. 装有金属芯的圆柱形不导电转子在电场的弱传导液体中的稳态旋转问题得到了解决。;2)观察和指示常用语句： 常用词： Demonstrate 示范，证明 Exhibit 展示，展出 Find 发现 Indicate 指出 Observe 观察 Point out 指出了 show 表明 Example Effects of improper operation on machine service life were demonstrated. 例证了不适当的操作对机器寿命的影响。 All the salts studied ,except NaCl, exhibit good catalytic activity. 所研究的所有盐类，除了氯化钠外，都有很好的催化作用。 ;2)观察和指示常用语句，Example： No evidence for any operation trouble is