机电技术专业英语 教学课件 作者 徐起贺 张庆良pata b lesson ten.pptVIP

* 机电技术专业英语 Lesson Ten Text In the broadest sense, ComputerAided Design(CAD)refers to any application of—a computer to the solution of design problems, the engineer may communicate with the computer in many forms, either via the visual display screen, keyboard, graph plotter or many more machine interfaces.1 They can ask a question and receive an answer from the computer in a matter of seconds. More specifically, CAD is a technique in which the engineer and a computer work together as a team, utilizing the best characteristics of each. ComputerAided Design Technology Lesson Ten New Words and Expressions Lesson Ten Lesson Ten Notes 1. In the broadest sense，Computer—Aided Design(CAD) refers to any application of…either via the visual display screen, keyboard, graph plotter or many more machine interfaces. 从广义上讲，计算机辅助设计（CAD）是指计算机在解决设计问题中的应用。工程技术人员可以借助于可视显示屏幕、键盘、绘图仪和人机接口等诸多方式与计算机通信。 In the broadest sense意为广义上讲，refer to…意为意指，提到，communicate with…意为与…通信，in many forms意为用许多形式，either…or意为既…也…,via=through／by, graph plotter意为绘图仪。 2. Therefore，the more cycles that can be carried out within the financial，material and time constraints, the better the result should be. 因此，在时间、材料和资金允许的条件下所执行的设计循环次数越多，设计效果就越好。 the more…the better…意为越多越好，within…意为在…之内。 Lesson Ten 3. It will perform large numbers of complicated calculations in a very short space of time and will produce results, which are accurate and reliable. 它能够在短时间内完成大量的、复杂的计算并得出准确和可靠的结果。 perform相当于do／conduct／make， large numbers of＋可数名词，译为许多，这里space＝interval，which引导非限定性定语从句，修饰results。 4. The computer is capable of holding vast quantities of information on permanent media such as magnetic disc or temporarily in immediate access store. 计算机可在磁盘或直接存储器等永久性介质上保存大量的信息。 is capable of…意为能够…，holding这里相当于storing(保存)，vast quantities of＋不可数名词，译为大量的。 Lesson Ten Lesson Ten 参考译文 在广义上讲，计算机辅助设计(CAD)指的是计算机在解决设计问题中的应用。工程技术人员可以借助于直观显示屏幕、键盘、绘图仪和人机接口等诸多方式与计算机通信。工程技术人员可以提出问题并能很快由计算