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科技英语综合复习资料

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科技英语综合复习资料Part I Vocabulary and Structure（词汇与结构）1. As parts of the world become ______, millions of people will try to migrate to more ______ areas.A. hospitable…uninhabitableB. uninhabitable…hospitableC. habitable…inhospitableD. inhospitable…uninhabitable2. A(n) ______ is someone who is being considered for a position, for example someone who is running in an election or applying for a job.A. astronomerB. scientistC. candidateD. researcher3. There are scientific satellites in __________ that measure wave heights, but too few to give reliable worldwide coverage.A. markB. orbitC. storeD. line4. The first-year courses provide short introductions to these areas, while the second-year courses __________ the areas in greater depth.A. classifyB. investigateC. clearD. examine5. Their marriage was in danger of breaking up last year but it seems quite ______ now.A.favorableB. criticalC. profitableD. stable6. If individuals are awakened each time as they began a dream phase of sleep, they are likely to become irritable even if their total amount of sleephas been ______.A. efficientB. sufficientC. deficientD. proficient7. Lindadidn’t like the work because it lacked __________; she was doing the same thing all the time.A. anxietyB. priorityC. varietyD. society8. She wanted to ask him all about his private life, but wisely __________ herself.A. rescuedB. heldC. restrainedD. curbed9. After he was attacked, he managed to __________to the phone and call for help.A. poundB. comeC. turnD. stagger10. The issue was whether or not the bacteria (细菌) in his body would __________the local ecosystem.A. breakB. balanceC. contaminateD. contain11. Moving to a new school can __________ a child’s education, especially between the ages of eleven and sixteen.A. upsetB. balanceC. disruptD. disorder12. China’s news media is following world trend by marketization and __________into enterprises.A. conversionB. translationC. transplantingD. transforming13. Up to 22 people were killed and 187 others injured in a suicide bomb attack which ______ a demonstration in a northern Iraqi city.A. transportedB. targetedC. yieldedD. aimed14. The general secretary’s decision to inv est was a ______ mistake, resulting in a heavy loss of money.A. firmB. privateC. costlyD. incentive15. I feel nervous about the ______ of the experiment as it determines the future of this domain.A. outcomeB. outlookC. outputD. outline16. Once attached to the host Program, the computer viruses then look for other programs to ______.A. affectB. effectC. infectD. perfect17. Their government always looks at problems from the financial viewpoint, and the social ______ is never considered.A. inspectB. prospectC.aspectD. respect18. One’s appearance does not always ______ with his quality, so don’t judge people by looks.A. compareB. coincideC. collideD. content19. We work best in a peaceful and comfortable __________ so as to increase our productivity and relieve our exhaustion.A. paceB. atmosphereC. rhymeD. hemisphere20. The new _________ of this dictionary has not been in use yet, but its appearance has aroused quite a lot of attention.A. visionB. versionC. variationD. verification21. The news slowly __________ through to everyone in the office; finally everybody felt worried about the uncertainty of the future.A. meltedB. frozeC. filteredD. flowed22. We do remember your initial objections, but unfortunately you didn’t place them ______.A. in registerB. to documentC. in betweenD. on record23. The cost may be lower than we first thought, but ______ it will still be quite substantial.A. in no caseB. in any caseC. in case ofD. in case24. Sometimes you can _______ valuable antiques by chance – for example when you’re clearing out an old building.A. come byB. come inC. come outD. come down25. Obviously you came here intending to _______ the United States and you will need a work visa.A. rest withB. resort toC. render intoD. reside in26. You will find how to help your child to develop good habits and how to ______ with the bad ones that can cause so much embarrassment and distress.A. dealB. agreeC. calculateD. endeavor27. We’ve worked out a method by which our production can be raised on a large ______.A. quantityB. scaleC. qualityD. proportion28. It is a universal ______ that man is different from all the other animals because man can communicate with each other by means of language.A. admissionB. permissionC. acknowledgmentD. advancement29. Due to the limited seating _____ of the hall, merely about 700 journalists were present for the press conference.A. capacityB. capabilityC.possibilityD. probability30. When he applied for a ______in the office of the local newspaper he was told to see the manager.A. positionB. locationC. professionD. career31. The island’s population initially numbered 180, but there was a gradual __________ until only 40 people were left.A. declinationB. inclineC. inclinationD. decline32. For such a tiny woman she had a(n)______ courage to fight against two thieves.A. incredibleB. resistantC. stapleD. massive33. One cause of the current food crisis is ______ and food prices are high in part because of the dry weather in these places.A. floodB. coughC. roughD. drought34. Coal can be ______ into gas with the help of the modern technology.A. yieldB. convertedC. overcameD. reverted35. Many Internet users are worried about their privacy being ______ and their secrets being revealed by online hackers.A. invadedB. intakenC. inventedD. investigated36. The new ______ edition of this book focuses specifically on the complexities of grammatical choices that students need to master.A. alteredB. convertedC. modifiedD. revised37. The poor condition of this apartment block is a danger to all its __________.A. habitatsB. inhabitantsC. habitsD. inherits38. Enough lava had __________ from the volcano to bury the entire village.A. disruptedB. splashedC. eruptedD. spilt39. You are legally ______ to take faulty goods back to the store where you bought them.A. devotedB. entitledC. accessedD. contributed40. Time and time again, women seem to ______ on promotion and career opportunities.A. fall outB. lose outC. wipe outD. put out41. _______ in the office had a mistake, and the firm regretted causing the customer inconvenience.A. SomeoneB. AnyoneC. No oneD. Everyone42. Rod is determined to get a seat for the concert ______ it means standing in a queue all night.A. as ifB. providedC. even ifD. whatever43. Although Mary is satisfied with her success, she wonders ______ will happen to her private life.A. howB. whoC. whatD. that44. If the whole program _______ beforehand, a great deal of time and money would have been lost.A. was not plannedB. were not plannedC. would not be plannedD. had not been planned45. More and more families have moved elsewhere because they cannot ____ the noise from the neighboring airport.A. come up withB. put up withC. catch up withD. keep up with46. Her sun-tanned face suggested that she _______ in excellent health.A. beB. isC. wasD. were47. Ever since the Smiths moved to the suburbs a year ago, they _______ better health.A. could have enjoyedB. had enjoyedC. have been enjoyingD. are enjoying48. This magazine is very _____ with young people, who like its content and style.A. familiarB. popularC. similarD. Particular49. _____ twice, the postman refused to deliver our letters unless we chained our dog.A. Being bittenB. BittenC. Having been bittenD. To be bitten50. The morning paper ______a story about demonstrations in New York and Washington D.C..A. carriedB. extendedC. broughtD. TookPart IIIdentification（判断正误）1. No sooner had they entered the room when the telephone rang.对2. As a graduate from high school, Tom is faced with three choices: attending college, finding a job or joining the army.错3. It was his nervousness in the interview which probably caused him to lose the job.错4.I invited Joe and Linda as well as Tom to dinner, but none of them came.对5. You can arrive in Beijing earlier for the meeting though you don’t mind taking the night train.错6. Why not stay at home now that the road is so slippery after the heavysnow？对7. But for the help of my English teacher, I would not have won the firstprize in the English Writing Competition.对8 .Those brave army soldiers would rather die with their heads high than lived with their knees bent.错9. It is no good try to remember grammatical rules.You need to practice what you have learned.错10. The Great Wall is such a well-known tourist attraction that millions of people pour in every year.对11. Equipped with modem facilities, today's hospitals are quite different from that of the past.错12. We solved the problem by using a computer rather than doing it all by hand.对13. Over the past 20years , the internet has helped change our world in either way or anotherfor the better.错14. How and why this language has survived for more than a thousand years, while spoken by veryfew, were hard to explain.错15. Nearly half of Americans aged 25take part in some form of continued education.对Part III Word-filling (单词填空)1. Georgia said it would take ____aggressive_（咄咄逼人的）diplomatic steps to respond to the Russian action in order to defend its rights.2. In most western countries, upon reaching an __appropriate__（适当的）age, children are encouraged, but not forced, to ―leave the nest‖.3. Among all the voting people, the great majority agreed to __abolish___(废除) this kind of cruel punishment as it is against morality.4. But party spokesman, and then the new government, said that for children aged under 11 support would cease___（终止）at the end of primary education, while for those already in secondary education, assistance would continue until the end of schooling.5. The current trade deficit indicates___（显示）a serious imbalance between our import and export trade.6. Have you considered being _sponsored _（赞助）during your time at university? You should, because many students have found it a great help not only during their time as an undergraduate but also in securingemployment after graduating.7. The increasing _unemployment__(employ) caused social unrest, therefore the government must take prompt and effective measures to resolve it.8. It took the authorities a long time to make __identification_(identify) of the accident victims.9. I want our youngsters to follow their own skills and __ambitions_(ambitious), and not to be confined by artificial barriers and outdated social conventions.10. Supplies may_fluctuate__(fluctuation) according to seaso nal availability but you’ll always find a wide selection.11. The ___extraction_ (extract) of mineral resources from the ground has left huge scars on the landscape.12. The inflation rate cannot be properly __quantified__(quantity) but the official figure is 46%.13. He is very aggressive, totally _dominating__(dominant) everyone he works with.14. Many experts gave opinions at the meeting, but __ultimately_(最终地) the decision lay with the president before it was released to the public.15. He condemned the _wastefulness__(浪费) of having everyone driving around in private cars instead of using public transport.Part IV Sentence translation（句子翻译）A. E-C Translation（英汉翻译）1. But dependency is no vice when the habit is healthful—and you don’t have to be an Olympian to benefit.但依赖性也并非坏事，只要它是有益于健康的—你不必非是个奥运选手才能获益2. Despite our preference for giving up privacy in exchange for convenience, our experiences online may make us yearn for the anonymity of the past.尽管我们愿意牺牲隐私来换取便利，网络经历可能让我们渴望回到―隐姓埋名‖的过去3. While cautioning that margin of error was large enough for render data from the early centuries untrustworthy, they found that 20th century was the warmest of the millennium.尽管他们告诫误差幅度较大，有关早前几个世纪的数据可能不太可靠，但同时他们也发现，20世纪的确是上一千年中最热的一个世纪。

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科技英语复习内容(考试)

科技英语复习内容(考试)

Unit 1A. 1) mutual gain game and mutual harm game互赢博弈和互败博弈2) sequential –move game连续策略博弈3) simultaneous-move game 联立策略博弈4) linear reasoning直线推理5) circular reasoning循环推理6) Nash reasoning纳什均衡7) dominant strategy支配性策略8) optimal result最优化结果9) breakdown of cooperation合作破裂10) strategy of brinkmanship边缘化策略B. 1) 完全博弈pure conflict 2) 竞争与合作competition and cooperation3) 策略性相互作用strategic interdependence 4) 囚徒困境prisoners’ dilemma5) 长远性损失ong-run loss 6) 针锋相对策略tit-for-tat strategy7) 策略混合mixing one’s moves8) 打斜线球或底线球hit a passing shot cross-court or down the line9) 垄断性市场monopoly market 10) 均衡份额equilibrium sharesUnit 5A. 1) the existing technology 现有的技术2) voice commands语音命令3) cellular network蜂窝网络4) slot for added memory附加存储卡用槽5) have computerlike fearues具有电脑功能6) a built-in digital camera内置式数码相机7) set up temporary offices建立临时办公室8) word processing power文字处理能力9) qwerty keboard标准键盘10) location-based services定位服务B. 1) 闪存容量flashy memory 2) 手机观察家们mobile-phone watchers3) 投影键盘projection keyboard 4) 个人电脑的捍卫者defenders of the PC5) 语音识别系统speech-recognition system 6) “双铰”式设计―dual hinge‖ design7) 按钮式拨号式键盘the touch-tone pad 8) 手机迷a phone guy9) 豪华大屏显the luxuriously large screen 10) 智能手机smartphonesUnit 8A 1) ferrous metal 黑色金属2) boron nitride 氮化硼3) elastic deformation 弹性形变4) plastic deformation 塑性形变5) bulk modulus体积模量6) volume compression 体积压缩7) linear compression 线性压缩8) shear modulus 剪切模9) covalent bond 共价键10) irreversible motion 不可恢复运动B 1) 剪切运动shear motion 2）过渡金属transition mental 3）纳米结构nanostructure4）结晶粒度grain size 5）三元相ternary phases 6）高价电子high valence electron7）导热性能thermal conductivity 8) 低耗合成low-cost synthesis9）耐磨涂层wear-risistant coating 10）折光指数index refractionUnit 11. The essence of a game is the interdependence of player strategies. There are two distinct types of strategic interdependence: sequential and simultaneous.博奕的实质是博弈者采取策略间相互依赖性，这种策略性相互依赖表瑞为两个不同类别，连续策略之间和联力策略间的相互作用。

科技英语复习总结

科技英语复习总结

科技英语复习总结科技英语复习总结单项选择单词：单项选择单词：meteorites 流星、陨星流星、陨星流星、陨星 radiation 辐射辐射primitive 原始原始microbe 微生物微生物 ultraviolet radiation 紫外线紫外线紫外线 penetrate 渗透、刺入、穿透渗透、刺入、穿透biospheres 生物圈生物圈extrabiology 天体生物学天体生物学organism 微生物微生物Martian 与火星有关的与火星有关的Spectral signature 光谱分析光谱分析光谱分析 Laser 激光激光 Mercury 水星水星 Venus 金星金星 Jupiter 木星木星Saturn 土星土星Uranus 天王星天王星 Neptune 海王星海王星 Iron 铁质铁质 Orbit 环绕环绕 Parent star 恒星恒星恒星 Inhabit Inhabit、、habitable habitable、、habitat翻译：翻译：火星表面下可能有一个更好的微生物的避难所，液态水可能是永久性的，危险的太阳紫外线不会穿透。

的，危险的太阳紫外线不会穿透。

Probably a better haven for microbes is beneath the Martian surface, wher e liquid water may be permanent and where the e liquid water may be permanent and where the Sun’s Sun’s Sun’s dangerous ultraviol dangerous ultraviol et radiation does not penetrate.第一单元：第一单元：A. Translate the following expressions intoChinese:1. mutual gain game and mutual harm game 互赢博弈和互败博弈互赢博弈和互败博弈2. sequential-move game 连续策略博弈3. simultaneous-move game 联立策略博弈4. linear reasoning 直线推理5. circular reasoning 循环推理6. Nash equilibrium 纳什均衡7. dominant strategy 支配性策略8. optimal result 最优化结果9. breakdown of cooperation 合作分裂10. strategy of brinkmanship 边缘化策略B. Translate the following expressions intoEnglish:1. 完全博弈 pure conflict2. 竞争与合作 competition and cooperation3. 策略性相互作用 strategic interdependence4. 囚徒困境 prisoners’ dilemma5. 长远性损失 long-run loss6. 针锋相对策略 tit-for-tat strategy7. 混合性策略 mixing one’s moves8. (网球)斜线球或底线球hita passing shot cross-court or down the line9. 垄断性市场 monopoly market10. 均衡份额 equilibrium sharesIII. Sentence Translation:A. Translate the following English sentencesinto Chinese: (Pay attentionto the underlined part)1. The essence of a game is the interdependence of player strategies.There are two distinct types of strategic interdependence: sequential andsimultaneous.博弈的实质是博弈者采取策略之间的相互依赖性。

科技英语综合练习复习资料(附答案)

科技英语综合练习复习资料(附答案)

科技英语综合练习复习资料(附答案)科技英语综合练习复习资料阅读理解Unit 1 term “games” in game theory all shares the characteristic of______?参考答案：D to the passage, recent research of game theory lays its emphasis on games conflict cooperation and cooperation 参考答案： D simultaneous-move games, the player should how the other players respond and then respond in turn conscious of the other players5 current actions thinking in a linear chain of reasoning and calculate the possible outcome to select his best response to what the others do 参考答案：D the sentence ‘‘Other games were considered in a cooperative form. That is, the participants were supposed to choose and implement theiractions jointly”，the underlined word “implement” means .____ 履行参考答案：B can i nfer from “The Prisoner’s Dilemma” of game theory that_____: belongs to the so-called zero-sum games because the interests af the prisoners conflict totally equilibrium can be reached in repeated plays of the game i参考答案：B to the authors, which of the following statements il true? ’s concept of equilibrium addresses the issues of both sequential-move and simultaneous-move games. pursuit of an equilibrium should end up looking for dominant strategies or eliminating dominated players. ’s concept of equilibrium doesn’t specify the dynamic process which can result in an equilibrium. equilibrium will ultimately be arrived at in simultaneous-move games. 参考答案：C keep the rival guessing or losing, the useof mixing moves can be found in ______ chopping wood conquering Mexico in 16th century securing a monopoly market tennis player hitting a passing shot 一个网球运动员参考答案：D the sentence \presumption that each person’s privately best choice will lead to a collectively optimal result”, the underl ined word “presumption” means _____. 假设参考答案：A of the following ways can enhance the credibility of threats and promise to affect the opponent in a strategic interaction? the rival guessing. the strategy of brinkmanship. to have a better outcome. and revealing information. 参考答案：B the sentence “A player can use threats and promises to alter other players’expectations of his future actions, and thereby induce them to take actions favorable to him or deter them from making moves that harm him”，theunderlined word “deter” means___阻止参考答案：D Unit 4 operators can offer their subscribers services like reserving bandwidth for specific application by using _______specification. 参考答案：B PCMM standard creates a framework that allows the_________ to control and change the allocated bandwidth for various services. modem keeping server manager devices 参考答案：D the sentence “The seamless Wi-Fi roaming technology would alert the mobile carrier when a user migrates into a Wi-Fi zone”, the unde rlined word “migrates” means参考答案：A of the following-is a compelling reason for promoting cellular roaming? operating expenditure. cell, phone’s markets. entertaining functions. overall communications. 通信参考答案：D networks are moving towardthe concept \ spot point spot 地铁站点 D. network node 参考答案：C of the following is the characteristic of meshed wireless network?, 参考答案：B the sentence “A hybrid TDM/IP approach can incorporate IP features in conjunction with an existing TDM-based PBX”,the underlined word \ 参考答案：B does the IP Centrex service use to provide all the IP calling features to the enterprise customer?A A context switch and feature server architecture.B A softswitch and management server architecture.C A context switch and management server architecture. D. A softswitch and feature server architecture. 软交换和特征服务参考答案：D the sentence “PON has been heralded as the chosen FTTP path for RBOCs”, the underlined word \ . 宣告参考答案：A actual number of active devices in anactive network is less than ________ more thain those in a passive network. % % % % 参考答案：A Unit 6 is the main point of the article? laws of thermodynamics will eventually cause computer system performance to plateau. computing is inevitable in the near future. computing will unlock the power of tomorrow’s computing platforms. principles of reversible computing. 参考答案：C computers, or adiabatic systems . existing technology to falter an alternative computing technique 代替计算技术quantum computers at a steep price 参考答案：B core elements to create a fully functional reversible computer system involve circuits, reversible power supply and reversible switches power supply and reversible switches circuits, reversible switches and reversible chips circuits,reversible power supply and reversible chips 可逆电路、可逆电源、可逆芯片参考答案：D of the following states why improvements in computing come at a steep price? computing architectures need to be changed. information inevitably produces heat. designs need to be re-engineered. and development tools need to be re-designed. 参考答案：A have been investigating alternative computing techniques such as _______to stave off the problems of conventional computing performance. computing 量子计算operations 参考答案：C the sentence “To stave off these problems, researchers have been investigating alternative computing techniques”, the underlined phrase-&stave off’means way to off 解决参考答案：D of the following lists all the fundamental computing performance bottlenecks?and software designs and leakage. heat dissipation and hardware and software designs. heat dissipation and thermal heat dissipation, thermal noise and leakage. 参考答案：D of the following statements woes, to new levels, persisted in adiabatic systems, knowing the technology would be, important soon. 参考答案：A of the following statements supports the idea that “the energy consumption of laptops remains the same”? not confuse adiabatic methods with today’s power-saying features on laptops. computations of laptops may consume less power, but take twice as long to complete.完成energy of laptops is conserved since much of the time they are not running. run the idle loop fast, thus laptops might conserve power. 参考答案：B can be implied from the passage that______. systems are more necessary forgeneral-purpose applications future where reversible systems become necessary is inevitable chips will not be more efficient for practical applications even if optimized is not in favor of adiabatic research 参考答案：B Unti 7 the sentence “As the enterprise considers V oIP and more significantly V oIP over Wi-Fi, the decision to implement location-aware technology will become amatter of legal compliance”, the underlined word “compliance” means _____. 命令参考答案：B a caller dials 911, a selective router switch within the phone network sends the call to a local ______ station 公共安全应答站point 参考答案：B is the percentage of people in the who will get E911 service? 93 percent. 95 percent. 88 percent. 88 79 percent. 参考答案：C technologies and V oIP present unique problems for E911because__________. phone users are usually able to roam in a large area phones only use base stations to connect to the Internet phones can only work across Wi-Fi network phones’area codes are tied to its’geographic location 参考答案：A of the following is included in the deployment of 911 across cellular networks? 0 ensures that E911 calls will get through to a PSAP. 1 specifies that V oIP 911 calls will be routed to the local PSAP. 2 will bring full E911 services to V oIP across the PSTN. 3 will deliver E911 over IP to devices without telephone numbers. 参考答案：A the sentence “It could then offset those costs by passing them on to the application service provider, which could in turn charge the end user”, the underlined word “offset” means_______.参考答案：A of the following is the advantage of A-GPS over GPS? searchtime is reduced by 10 to 12 seconds. takes several minutes to get the location information. saves precious battery life for mobile phone users. works equally well both inside and outside buildings. 参考答案：C uses_________. bands bands bands bands 参考答案：B of the following is the function of triangulation? measure the returning signal’s attenuation. emit test signals into the environment. compare multiple signal strengths. account for multiple propagation. 参考答案：C of the following examples shows that location-aware presence improves Wi-Fi security? can locate interlopers penetrating the defenses of the Wi-Fi network. the Wi-Fi environment, consumers can be directed to restaurants. companies can now track the movement of their vans. hospitals doctors and medical equipment can be quickly located. 参考答案：A 完形填空Unit 4 1.B. handicapsC. benefits促进D. hindrances 2. A. while B. when C. however D. though 3. A. everywhere B. anywhere C. however D. though 4. A. on B. with C. by D. over 5. A. accede B. accelerate促进 C. access D. accept 6. A. exceeds超越 B. precedes C. antecedes D. cedes 7. A. decline B. arise C. grow种植D. descend 8. A. converting B. converging合并 C. convecting D. convolving 9. A. interact B. interaction C. interacting D. interactive互动的10. A. coupling B. couple C. coupled连结的 D. being coupled 11. A. potential潜能B. latency C. efficiency D. specialty 12. A. but B. however C. therefore D. hence 13. A. That B. It C. WhichD. What 14. A. constitutes构成 B. consists C. comprises D. contains 15. A. minimum最低限度的B. maximum C. medium D. average 16. A. upon B. for C. against反对 D. beneath 17. A. nevertheless B. though C. even平的 D. nonetheless 18. A. approachB. access接入C. availD. admission19. A. uncertainty不确定的 B. probability C. certainty D. likelihood20. A. survive B. evolve使发展 C. revolve D. extend Unit6 1. A. on B. to C. for D. at 2. A. award B. reward C. awards D. rewards报酬 3. A. though B. so C. if D. worse 4. A. punishment惩罚B. punishC. informationD. judge5. A. detects B. detected C. is detected D. be detected6. A. punished B. unpunished C. punishing7.A. sayB. note记事本C. understandD. calculate 8. A. by accident偶然地instinct C. by intention D. by all accounts 9. A. proof B. evidence C. examine D. inspections检查10. A. surrenders B. reasons C. victims受害者 D. causes 11. A. having to stay B. having stayed C. staying D. of having to stay 12. A. cleared B. revealed显示 C. victims D. causes 13. A. lying B. untruthful C. dishonest不诚实的D. unhonest 14. A. Unlike B. Like C. With D. For 15. A. take B. commit犯罪 C. submit D. perform 16. A. be charged B. charged C. charge D. charging 17. A. depend B. command C. recommend D. demands 18.A. existB. resultC. obtainD. gain 19. A. hesitate犹豫 B. refuse C. stop D. lost 20. A. confidentB. privateC. confidential机密的D. valuable句子翻译Unit 1 essence of a game is the interdependence of player are two distinct types of strategic interdependence:sequential and simultaneous. 博弈的实质是博弈者采取策略之间的相互依赖性。

科技英语翻译复习重点(1)

科技英语翻译复习重点(1)

科技英语翻译复习重点（英译汉篇）一、词语意思翻译1.A fastener is a hardware device that mechanically joins or affixes two or more objects together.（直译法）紧固件是指将两个或多个物体通过机械方法固定在一起的硬件装置。

2.Machinery design is either to formulate an engineering plan for the satisfaction ofa specified need or to solve an engineering problem.（直译法）机械设计的目的是为满足特定需求而绘制工程图纸或解决工程问题。

3.In the1970s,integrated circuit technology and the subsequent creation of microprocessors futher decreased size and cost and further increased speed and reliability of computers.（增词法）20世纪70年代，集成电路技术的发展和后续的微处理器的发明进一步缩小了计算机的尺寸，降低了价格，同时加快了运行速度，提高了可靠性。

4.A power reactor has no need of oil,for the heat generated in the uranium pile is the result of nuclear fission,not of combustion.（增词法）原子动力反应堆不需要油，因为铀堆中所产生的热是核裂变的结果，而不是燃烧的结果。

5.The elementary mechanical components of a machine are termed machine elements.These elements consist of three basic types:structural components, mechanisms,and control components.（省略法）机器的基本机械构件称为机械零件，包括三种基本类型，即：结构构件、机械构件和控制构件。