秦狄辉科技英语写作

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秦荻辉_科技英语习题以与答案

练习1I、将下列句子译成汉语，注意句中有些冠词的特殊位置：1. In this case the current （电流）exists for only half the cycle （周期）2. In such a case there is no current flowing in the circuit （电路）3. Sensitivity （灵敏度）is a measure of how small a signal （信号）a receiver（接收机）can pick up and amplify （放大）to a level useful for com muni cati ons.4. emay be as small a positive con sta nt as you please.5. Even so fundamental a dimension（量纲）as time was measured extremely crudely with sand and water clocks hundreds of years ago.6. Nonlinear distortion （非线性失真）can be caused by too large an input signal.7. The method used is quite an effective one.8. A series （级数）solution of this kind of problem allows as close a calculation of the error as needed.II、将下列句子译成汉语，注意句中" and”和"or”的确切含义：1. Air has weight and occupies space.2. In this way less collector dissipation （集电极功耗）results, and the efficiency increases.3. We can go one step farther and take into account the nonzero slope of the actual curves.4. Try hard, and you will work the nut （螺母）loose.5. The first step in analyzing a physical situation is to select those aspects of it which are essential and disregard the others.6. This satellite was used for communications between the United States and Great Britain, France and Italy.7. Some physical quantities require only a magnitude and a unit to be completely specified. Thus it is sufficient to say that the mass of a man is 85 kg, that the area of a farm is 160 acres, that the frequency of a sound wave is 660 cycles/sec, and that a light bulb consumes electric energy at the rate of 100 watts.8. Geothermal energy, or energy from within the earth, can be used to generate electricity.9. The current in a capacitor （电容器）leads （导前）the voltage by 90o, or, the voltage lags the current by 90o.10. The message is a logical unit of user data, control data, or both.III 、将下列句子译成汉语，注意句中分数和倍数的正确译法：1. By varying V BE only a few hundredths of a volt, the base current （基极电流）can be changed significantly.2. The standard meter is accurate to about two parts in one billion.3. Cromatographic （层析的）techniques have been developed to detect air pollutants at concentrations （浓度）of one part per million or less.4. The volume coefficient （体膨胀系数）of a solid is almost exactly three times its linear coefficient.5. The demand for this kind of equipment in the near future will be 20 times what it is.6. The wavele ngth of this musical n ote （音符）is7.8 ft, over three times Ion ger tha n thewavelength of the same note in air （2.5 ft）.7. This causes the collector current （集电极电流）to change by a factor of approximately 38. This factor （因子）is now equal to 9, a reduction by a factor of 11.IV、将下列句子译成英语：1、火箭是由金属制成的。

秦狄辉科技英语写作教程答案答案2001年版

练习 1 (on page 8)II. 将下列句子译成英语1.Nonlinear distortion can be caused by too large an input signal.输入信号太大会引起非线性失真（nonlinear distortion）。

ing the definition of slope, we can derive the equation which represents a straight line.利用斜率（slope）的定义，我们能导出（derive）表示直线的方程。

3.The expression f(x + h) – f(x) is frequently used in the study of calculus.f(x + h) – f(x)这一表达式（expression）经常用在微积分（calculus）方面。

4.An equation which can be written in the following form is known as a linear equation in oneunknown.能写成以下形式的方程被称为含有一个未知数（unknown）的线性方程（linear equation）。

5.In a computer, the tendency is to operate at as high a clock rate as possible.在计算机中，趋势是以尽可能高的时钟频率（clock rate）工作。

6.The voltage across this capacitor is a few hundredths of a volt.该电容器（capacitor）上的电压（voltage）为零点零几伏（volt ）。

7.The output of the factory ten years ago was only one fifth what it is now [或：… only onefifth its present output].十年前该厂的产量（output）仅为现在的五分之一。

[英语学习]科技英语的课件2

改错练习 1.UASM协议采用了独特的帧结构。 The UASM protocal employs a unique frame structure. 2. 一种正交双循环码M元扩频接收机的性能分析。 Performance analysis of an M-ray spread spectrum receiver using biorthogonal cylic codes. 3. 最后，用这种方法设计了宽带阶梯阻抗变换器。 Finally, a broad stepped impedance transformer is designed by this method.
练习 3. 输入信号(input signal)太大会引起非线性失真（nonlinear distortion）。 Nonlinear distortion can be caused by _________________. 4.在计算机中，趋势（tendency）是以（at）尽可能（as…as possible）高的时钟速率（clock rate）工作（operate）。 In __ computer, the tendency is to operate at ____________________.
4. 利用状态转移图，系统的安全性得以实现。 With the state-transition diagram, the security probability of the system is obtained. 5. 该方法适用于任意形状的一维势垒。 The approach can be applied to the onedimensional potential barrier with an aribitary profile. 6. 我们提出了一种基于牛顿迭代的数值方法。 We propose a numerical method based on Newton’s iterative method.

2023天津高考真题第一次英语作文范文

以科技为桥，连接未来教育In the rapidly evolving world of technology, the integration of digital tools into education has become increasingly important. The potential of these tools to enhance learning experiences and prepare students for the future is immense. This integration, however, is not without its challenges, particularly in ensuring that all students have equal access to these resources.Firstly, the benefits of technology in education are numerous. Digital tools such as online platforms, interactive software, and virtual reality simulations can engage students in a more active and immersive learning process. They provide opportunities for personalized learning, where students can work at their own pace and in areas of interest, thus fostering a more autonomous approach to education. Additionally, technology can help bridge the gap between theory and practice, allowing students to apply their knowledge in real-world contexts. Despite these benefits, however, there are significant challenges in ensuring equitable access to technology in education. One of the main obstacles is the digital divide,which refers to the unequal distribution of technology resources across different communities. This divide can be attributed to factors such as economic disparities, infrastructure limitations, and cultural barriers. As a result, students from disadvantaged backgrounds may lackthe necessary tools and resources to fully participate in digital learning environments.To address these challenges, it is crucial to implement inclusive strategies that ensure equal access to technology for all students. Governments and educational institutions should prioritize the provision of technology resources, particularly in underserved areas. This could involve investing in infrastructure such as high-speed internet access and providing devices such as laptops or tablets to students in need.Moreover, it is important to recognize that technology integration should not be a one-size-fits-all approach. Different students have different learning styles and needs, and it is crucial to tailor technology use to meet these individual differences. This could involve offering a rangeof digital tools and resources that cater to different learning preferences and abilities.In conclusion, the integration of technology into education holds the promise of enhancing learning experiences and preparing students for the future. However, to fully harness this potential, it is essential to address the challenges of equitable access and ensure that all students have the opportunity to benefit from these resources. By implementing inclusive strategies and recognizing the need for personalization, we can build a more equitable and inclusive education system that leverages the power of technology to its fullest extent.**科技为桥，连接未来教育**在科技日新月异的时代，数字工具在教育中的融入变得愈发重要。

中考英语以科技与主题的满分作文

科技之光：中考英语满分作文解析In the age of rapid technological advancements, therole of science and technology in our daily lives has become increasingly significant. The integration of technology into every facet of our existence, from education to healthcare, has brought about remarkable changes that have profoundly impacted our society. This essay aims to explore the profound influence of technology on our world, focusing on its transformative power in areas such as education, healthcare, and daily life.Firstly, let's delve into the realm of education. The advent of digital technologies has revolutionized the traditional classroom setup. Online learning platforms have enabled students to access a vast array of educational resources, enabling them to learn at their own pace and convenience. Furthermore, interactive teaching methods such as virtual reality and augmented reality provide immersive experiences that enhance student engagement and comprehension. By leveraging technology, education has become more accessible, inclusive, and engaging, fostering a culture of continuous learning and personal growth.In the realm of healthcare, technology has played a pivotal role in improving patient outcomes and enhancing the efficiency of medical services. Advancements in areas such as genomics and precision medicine have allowed doctors to diagnose and treat diseases more effectively. Additionally, telemedicine and remote patient monitoring have broken down geographical barriers, enabling patients to access medical care even in remote areas. Theintegration of artificial intelligence into healthcare has further revolutionized disease prediction, diagnosis, and treatment, paving the way for personalized healthcare and better patient outcomes.In our daily lives, technology has made remarkable contributions to enhancing convenience and efficiency. Smartphones and the internet have transformed the way we communicate, shop, and entertain ourselves. Applications such as ride-sharing and food delivery have revolutionized the way we travel and eat, respectively. Furthermore, the rise of the Internet of Things (IoT) has allowed devices in our homes to connect and communicate with each other, creating a smart and efficient living environment. Technology has not only made our lives more convenient buthas also given us access to a world of information and entertainment at our fingertips.In conclusion, the influence of technology on our world is profound and transformative. It has revolutionized education, healthcare, and our daily lives, bringing remarkable changes that have profoundly impacted our society. As we continue to embrace technology and harnessits power, it is crucial that we also prioritize ethical considerations and ensure that technology serves the betterment of humanity. Let us embrace the light of technology and use it to illuminate our path towards a more connected, convenient, and sustainable future.**科技之光：中考英语满分作文解析**在科技飞速发展的时代，科技在我们日常生活中的作用变得越来越重要。

初三月考英语作文科技

科技之光：初三月考英语作文探讨In the age of rapid technological advancements, the role of science and technology in our daily lives has become increasingly significant. The impact of technology is felt in every aspect of our existence, from the way we learn and communicate to the methods we use to娱乐 and relax. This essay will explore the role of technology in education, particularly as it relates to the monthly exams taken by junior high school students.Firstly, let's consider the way technology has transformed the learning process. In the past, students relied solely on textbooks and classroom lectures to acquire knowledge. However, with the advent of digital technology, students now have access to a vast array of online resources that provide information in a variety of formats, including videos, interactive simulations, and online quizzes. These digital tools not only make learning more engaging and fun but also allow students to learn at their own pace and in the manner that suits them best.Similarly, technology has also revolutionized the way students prepare for monthly exams. In the past, studentswould spend countless hours flipping through textbooks and taking practice tests to prepare for exams. Nowadays, however, students can utilize online platforms that provide personalized study plans, track their progress, andidentify areas where they need to focus their efforts. These platforms utilize algorithms to analyze student performance and provide tailored feedback, enabling students to focus on areas where they need improvement and maximize their study time.Moreover, technology has made it easier for students to collaborate and share ideas. Online forums and social media platforms allow students to discuss exam topics, share study tips, and solve problems together. This collaborative learning environment not only fosters a sense of community among students but also helps them to develop critical thinking and problem-solving skills that are essential for success in school and beyond.However, while the benefits of technology in education are numerous, it is also important to recognize the challenges that it poses. Excessive use of digital devices can lead to eye strain, neck pain, and other physicalailments. Additionally, the constant stream of information and notifications from digital devices can be distracting and interfere with students' ability to focus on their studies. Therefore, it is crucial for students to develop healthy habits and use technology responsibly to ensurethat it does not overshadow their academic pursuits.In conclusion, technology has played a pivotal role in the education of junior high school students, particularly as it relates to monthly exams. By providing access to a wealth of online resources, personalized study plans, and collaborative learning environments, technology has made the learning process more engaging, efficient, and enjoyable. However, it is important for students to use technology responsibly and avoid falling into the traps of overuse and distraction. By doing so, students can harness the power of technology to enhance their academic performance and lay the foundation for a successful future. **科技之光：初三月考英语作文探讨**在科技飞速发展的时代，科技在我们的日常生活中扮演着越来越重要的角色。

精品文档-科技英语(电子类)(第三版)(秦获辉)-第二部分(第十三课)

1. 么……
2. 3. 虑(到)
that is why 这就是……的理由; 这就是为什
much the same way as 与……差不多一样(地) take…into consideration 把……考虑进去; 考
Lesson Thirteen第十三课 Notes to the Text 课文注释
Lesson Thirteen第十三课
Though the electrons move from minus to plus, the electric current is conventionally considered to flow from the positive to the negative terminal.
Lesson Thirteen第十三课
Note also that Req is equal to the resistance for which the voltage across the load is one half of Veq This is useful in situations where the short
Lesson Thirteen第十三课
下面介绍一下某些时间状语从句(由“when, since, while, as, before, after”引导)可以修饰其前面的名词 (这些连词的词义不变)的情况：
Let v0 represent the velocity when t=0. (等效于 at the time t=0.)
Lesson Thirteen第十三课
［11］由“for which”开头的这个定语从句是修饰 “the resistance”的。
［12］这个“where”为关系副词, 引导定语从句修饰名词“situations”。

英语-秦荻辉-科技英语写作习题以及答案

英语-秦荻辉-科技英语写作习题以及答案练习1I、在下列每个句子的空白处填上适当的冠词（如果必要的话），然后将句子译成汉语：1. There has been _____ ever greater interest in this subject.2. The power rating is the maximum power the resistor can safely dissipate without too great _____ rise in temperature.3. Its primary disadvantage is _____ increase in noise.4. _____ successful design of the equipment requires _____ detailed knowledge of the performance specifications.5. In _____ Bohr model of the hydrogen atom, _____ single electron revolves around _____ single proton in a circle of radius R.6. The unit of frequency is _____ hertz.7. If _____ voltage is applied across _____ circuit, _____ electric current will flow in _____ circuit.8. _____ Fig. 5-1 shows _____ Oersted’sexperiment.9. We should use _____ 18-volt battery here.10. _____ machine is _____ device for transmitting force to accomplish _____ definite purpose.11. _____ hydraulic press will be considered in _____ Chapter 14.12. _____ study of fluids in motion is one of _____ more difficult branches of mechanics because of _____ diversity of phenomena that may occur.13. It is easy to determine _____ value of _____ parameter μ.14. By _____ Eq. (2-1) we have _____ following relation.15. It is necessay to use _____ S-shaped tube here.16. The authors work at _____ University of Texas at _____ Arlinton.17. This is _____ R-bit transformer.18. _____ XOR gate must be used here.II、将下列句子译成英语，注意正确地使用冠词：1、这是一个h参数（parameter）。

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With结构习题—状语放句尾
2、表示条件 P93第6题：这个参数应该在E接地的情况下加以测量。译：This parameter should be measured with E grounded. P93第7题：其傅氏变换可以从式（2-4）获得，只需下限用零来替代。译： Its Fourier transform can be obtained from Eq. (2 – 4),with the lower limit replaced by zero.
3、P94第6题：这涉及到取傅氏变换。译： This involves taking the Fourier transfo rm.
5、P94第11题：这本书值得一读。译：This book is worth reading.
动名词习题—动名词的被动形式
3、动名词的被动形式 P94第2题：血液能被分解成各种成分。译文： Blood is capable of being broken down into various components.
2、with结构做定语
With结构习题—状语放句首
1、表示条件
P93第2题：如果两个扬声器都开着，C点的声强为多大？译：With both speakers on, what is the intensity at C?
P94第9题：在没有输入的情况下，输出为零。译:With no input present, the output will be zero.
With结构习题—作定语
1、P93第4题：让我们以原点为圆心做一个半径为R的圆。
译： Let us construct a circle with the origin as the center and of radius R. 2、P93第5题：圆心在原点、半径为r的圆的方程为x2 + y2= r2. 译： The equation to the circle of radius r with the center at the origin is x2 + y2= r2.
2、P94第7题：光束进入该媒介时就会被折射。译：The light beam will be deflected upon entering the medium.
3、P94第8题：将上面的方程整理后，我们得到了下面的方程组。
译： On rearranging the above equations，we obtain the following set of equations. 4、P94第9题：在使用这个式子时，把哪个平面看成1是没有关系的。译：In using this equation, it does not matter which plane is considered as 1.
动词非谓语形式
Verbal Forms
2014.05.16 钟适谦
Self introduction With结构动名词习题讲解
Self-introduction 姓名：钟适谦院系：土木院
专业：市政工程
籍贯：四川内江
美食
美景
With结构
1、with结构做状语在句首表示条件、时间和原因在句尾表示附加说明、方式和条件
speakers
谢谢观赏
2、P94第4题：我们把这些元件称为是无源的。译：We refer to these components as being passive.
Capacitance
Inductance
Resistance
4、P94第10题：这台机器需要修理了。译：This machine needs repairing.
动名词习题—动名词做主语
1、动名词做主语
P94第3题：把a和b乘在一起来得出e可以写成 a×b=e。译文：
Multiplying a and b together to give e may be written a×b=e
动名词习题---特殊动词
2、V+动名词
1、P94第1题：让我们考虑设计一台投票机。译：Let us consider designing a voting machine.
3、表示原因
P94第10题：由于考虑到了这一点，我们设计了这台机器。译：With this in view, we have designed this machine.
With结构习题—状语放句尾 1、表示伴随 P93第3题：在设计英特网协议时没有考虑安全问题。
译： The Internet Protocol was not designed with security in mind.
血浆 Plasma ['plæzmə] 白细胞 Leukocyte ['ljuːkəʊsaɪt] 血小板 Blood platelet [blʌd] ['pleɪtlɪt]
红细胞 Erythrocyte [ɪ&+动名词
1、P94第5题：细胞通过一分为二进行繁殖。译： A cell reproduces by dividing in two.
动名词
1、动名词做主语。不涉及动作发出的具体时间。 2、动词+v-ing形式。特殊动词：avoid、consider、involve 、facilitate、 require、 finish、suggest 、practice、 resist等。 3、动名词的被动形式 being+ V-ed 4、介词+动名词通过：by 一…就… ：upon/on 在…时： in
P93第8题：若电路中没有电阻，电流就会无限增大。译：With no resistance in the circuit ， the current will increase indefinitely.
With结构习题—状语放句首
2、表示时间
P93第1题：当开关闭合时，用试探法可求得平衡点。译：With the switch closed ， the balance point is found by trial and error.