《科技英语》全真试题.pdfVIP

学习中心_________ 姓 名_____________ 学 号 安电子科技大学网络与继续教育学院 《科技英语》全真试题 （开卷90 分钟） 题号 一 二 总分 题分 60 40 得分 Part one: Sentence translation from English to Chinese (60%) 1. While there has been an enormous amount of literature about ATM over the past two years, many networking books have not focused on ATM itself. 2. Faraday was unable to calculate the velocity of propagation of electromagnetic waves, a task which required the mathematical precision of Maxwell, which Faraday entirely lacked. 1 页 （共5 页） 3. The users have no guarantee how long this kind of device will be operating. 4. It took Whitney two years, during which time not a single gun was produced, to develop the machines, tools, and fixtures to do the j ob. 5. It is the existence of and the ability to control precisely these two independent charge-transport mechanisms that make possible all junction semiconductor devices. 6. The accuracy of the location depends on the distance from and the direction of the shore stations. 7. We call insulators these substances which prevent the passage of electricity. 2 页 （共5 页） 8. The line of action is a line of infinite length, of which the force vector is a segment. 9. A study will be made of the percentages of usable and defective parts produced by a particular machine. 10. When food enters the stomach, its presence stimulates nerves, sending signals to centers in the brain. 11. Even if a student can follow every line of example in this book, that doesn t mean that he or she can solve problems unaided. 12. A portion of the output is returned to the input terminals, a condition referred to as voltage feedback.