西南交通大學(xué)研究生 科技英語翻譯 期末復(fù)習(xí)題.doc

科技英語翻譯聯(lián)系200句1.To transmit electromagnetic waves takes energy.傳送電磁波需要能量2.Chemical control will do most of things in pest control.化學(xué)防治能在病蟲害防治中起主要作用。3.It is not until wires are connected that the path is completed.直到導(dǎo)線接上以后，此電路才接通。4.The odds are heavily against any man being able to do the work in the field of abstract theory that Einstein is doing.對任何能從事愛因斯坦正在進行的抽象理論研究的人來說，條件都是極為不利的。5.Oscillator design is of an art rather than an exact science.與其說振蕩器的設(shè)計是一門嚴(yán)謹(jǐn)?shù)目茖W(xué)，不如說它是一門藝術(shù)。6.A rapid decrease by a factor of 7 was observed.發(fā)現(xiàn)迅速減少到（了）1/7。7.Birds and animals which hunt at night have eyes which contain few or no cones at all,so they cannot see colors.凡是夜間覓食的飛禽走獸，因為眼睛中的視維細(xì)胞數(shù)量極少或根本沒有，所以不能辨別顏色。8.Tsunami is sometimes powerful enough to destroy a coastwise building it strikes.海嘯有時威力很大，足可摧毀它所沖擊的沿岸的建筑物。9.Not everybody is convinced the Leaning Tower of Pisa really can be saved.并非每個人都相信比薩斜塔真的能免于坍塌。10.Every crane has a certain hitting capacity, ranging from a few tons to many hundreds of tons.每臺起重機均有一定的起重力（量），該起重力（量）從幾噸到幾百噸不等。11.The best solution is continue to reduce all sources of pollution affecting our atmousphere.最好的方法是繼續(xù)減少影響大氣層的各種污染物。12. Quantum chemistry is still in its infancy.量子化學(xué)仍處于發(fā)展初期。13.It is these drawbacks which need to be eliminated and which have led to the search for new processes.正是因為這些缺點需要消除，才導(dǎo)致了對新方法的探求。14.Real-time systems often need extraordinary precautions to guard against possible break down of computer.實時系統(tǒng)往往需要特別小心，以防止計算機可能發(fā)生故障。15.The steam engine uses a fire in a boiler rather than inside the engine.蒸汽機所利用的是鍋爐中的火，而不是發(fā)動機里邊的火。16.The principal advantage of the products is a two-fold reduction in weight.這些產(chǎn)品的主要優(yōu)點是重量減輕了1/2。17.Our primary purpose in studying fatigue is to understand why failures occur so that we can guard against them in an optimum manner.我們研究疲勞的主要目的在于了解產(chǎn)生失效的原因，以便能以最佳的方式加以預(yù)防。18.This system will build on the knowledge and experience gained in developing the existing suite of software products.這個系統(tǒng)的基礎(chǔ)是從開發(fā)現(xiàn)有的成套軟件產(chǎn)品中所獲得的知識和經(jīng)驗。19.All metals do not conduct electricity equally well.并非所有的金屬的導(dǎo)電性能都同樣好。20.It means that the mass of the comet cannot have amounted to as much as one ten-thousandth of that of the earth.這表明這顆彗星的質(zhì)量甚至不到地球質(zhì)量的萬分之一。21.Inspection programs help to determine when to replace parts.檢驗計劃有助于確定更換零件的時間。22.Many health-conscious women increase their risk by rejecting red meat ,which contains the most easily absorbed from of iron. 許多保健意識太強的女性也很危險，因為他們拒絕食用牛肉或羊肉等肉，而這些肉中所含的鐵質(zhì)量最容易被吸收。23.They consider it no use adding more catalysts in the solution.他們認(rèn)為在溶液里再加催化劑沒有用。24The entire circuit should be checked against the schematic diagram.應(yīng)該對照示意圖檢查整個電路。25.This is so because the resistance to motion is essentially due to the deformation of the rolling elements and,hence, is not a sliding phenomenon.之所以這樣，是因為對運動的阻力源于滾動零件的變形，而不是滑動現(xiàn)象。26.The equipment reduced the error probability by a factor of 5.該設(shè)備誤差概率降低了（到）4/5？、。27.What we commonly call metals are in fact not metals but alloys.我們通常稱作金屬的東西，實際上并不是金屬，而是合金。28.A few people were infected with the AIDS virus through blood transfusions.曾有少數(shù)人通過輸血傳染上了艾滋病毒。29.The performance of the machine is short of the requirements.這臺機器的性能沒有達(dá)到要求。30.The major advantages of the transistor as used in electronic circuits are light weight，small space，low power consumption .使用在電子電路中的晶體管的主要優(yōu)點是重量輕，體積小，耗電量低。31.The specific method of cutting should be employed to decrease the generation of an andante amount of heat.應(yīng)采用特殊的切割方法減少過多熱量的產(chǎn)生。32. While this restriction on the size of the circuit holds, the law is valid.只要電路尺寸符合上述的限制，這條定律就能適應(yīng)于該電路。33.The “weightless ”condition of astronauts in orbit about the earth arises from just this cancellation of inertial and gravitational forces.圍繞地球運轉(zhuǎn)時宇航員的“失重”狀態(tài)，就是由于慣性力與引力相互抵消的結(jié)果。34.It is well-known that a moving electrical charge generates a circular magnetic field around its path眾所周知，運動中的電荷在其路途周圍產(chǎn)生一個環(huán)形磁場。35.The calculation of the values involves so many factors that only a computer can cope with it.這些數(shù)值的計算包含如此多的因子，以至于只有計算機才能對付得了。36.When the voltage is stepped up by ten times, the strength of the current is stepped down by ten times.電壓升高9倍，電流強度便降低9/10。37.How energy and matter behave, how they interact one with the other, and how we control them make up the substance of two basic physical sciences, physics and chemistry.能量和物質(zhì)具有什么特性，他們怎樣相互作用以及我們?nèi)绾慰刂扑鼈?，這就構(gòu)成了物理和化學(xué)兩門基礎(chǔ)科學(xué)的內(nèi)容。38.For any machine whose input and forces are known, its mechanical advantage can be calculated.對任何機器來說，如果知其輸入力和輸出力，就能求出其機械效率。39.In such cases an antifriction bearing might be a poor answer.這時如果用減摩軸承，可能不是一種好的解決方法。40.The amount of heat given out by the heater increases in direct proportion to the length of time the heater is on.加熱器所放出的熱量與加熱器開的時間長短成正比。41.When oxygen was blown into, bacteria was stimulated to eat the toxic wastes.注入氧氣后，促使細(xì)菌吞噬掉有毒的污物。42.The best solution that science and medicine have come up with so far is the sleeping pill, which is another mixed blessing.迄今為止，科學(xué)和醫(yī)學(xué)對此提出的最佳解決方案是安眠藥片，但這也是既有利又有弊。43.It follows that radar is an electronic system for locating aircraft or cloud patterns.由此可見，雷達(dá)是用來測定飛機位置或云形位置的電子系統(tǒng)。44.An entire disk pack might hold around 300 million bytes or characters.一個整磁盤可能容納大約3億個信息組和電碼組合。45.Never before have so many people applied such abstract mathematics to so great a variety of problems.從來沒有過這么多的人，把如此抽象的數(shù)學(xué)用于解決種類如此繁多的問題。46.This sort of membrane is twice thinner than ordinary paper.這種薄膜紙比普通紙張要薄一半。47.Electric charges, positive and negative, which are responsible for electrical force, can wipe one another out and disappear.產(chǎn)生電場的正負(fù)電荷會相互抵消掉。48.Without the ozone layer, plants and animals would also be affected.如果沒有臭氧層，動植物也將受到影響。49.Without the laws of motion as a basis, thousands of discoveries and inventions would have been out of the question.沒有運動規(guī)律作為基礎(chǔ)，就不可能有成千上萬的發(fā)現(xiàn)和發(fā)明。50.The species that live on our Earth from its natural environment, and in their diversity the maintain an intricate balance with the Earth and with each other.生存在我們地球上的物種形成了它們的自然環(huán)境，它們以其多樣性保持著與地球的平衡和互相間的平衡。51.The immunity system of a human body is beautifully designed to meet most of its problems.人體免疫系統(tǒng)十分精妙，足以應(yīng)付大部分疾病。52.Computers come in wide variety of size and capabilities.計算機大小不一，能力各異。53.It is at once apparent that the current flows through T1 an T2 on a half and half basis in this circuit configuration. 一目了然，在這種電路中，電流平均的流過T1和T2。54.This type of turbine usually rotates at a very high speed, around 20,000 to 25,000r/m.這種渦輪機通常以非常高的速度運轉(zhuǎn)，每分鐘約為兩萬到兩萬五千轉(zhuǎn)。55.As the molecular weights increase, so do the melting and boiling points.隨著分子量的增大，熔點和沸點也提高了。56.Switching time of the new-type transistor is shortened 3 times.新型晶體管的開關(guān)時間縮短了2/3.57.The wire must not be in contact with the air or it will become oxidized and burn out.金屬絲不應(yīng)與空氣接觸，否則會被氧化并燒毀。58. Entire epochs have been named for material.人們往往用某個材料來命名一個時代。59. Dynamics is a discipline that cannot be mastered without extensive practice.動力學(xué)是一門要做大量練習(xí)才能掌握的學(xué)科。60. This current changing the magnetic field will change.如果這一電流變化，磁場也會變化。61. They cited cases of identical twins reared in different homes who developed very different characteristics despite identical heredity.他們列舉了一些這樣的事例，在不同的家庭撫養(yǎng)的一隊雙胞胎盡管遺傳特性完全相同，但會養(yǎng)成完全不同的個性。62. It goes without saying that agriculture engineering involves both the natural sciences and the biological sciences.不言而喻，農(nóng)業(yè)工程包括自然科學(xué)和生物學(xué)。63. The high-voltage transmission lines of most power are arranged as networks.大多數(shù)高壓輸電線按網(wǎng)路方式布局。64. Just as the rate of the flow of water can be measured in gallons per second, so is the rate of the flow of electricity measured in amperes.電流的流量用安培來計算，正像水的流量能夠用每秒加侖來計量一樣。65. The hydrogen atom is nearly 16 times as light as oxygen atom.氫原子的質(zhì)量約為氧原子的1/16。66. The atmosphere, therefore, is heated by contact with the surface and vertical motion thereby ensures.這樣，大氣由于與地面接觸而被加熱，從而引起了垂直對流。67. Problem should be resolved in good time. 有問題要及時加以解決。68. The importance of proper lubrication cannot be overemphasized.應(yīng)特別強調(diào)適當(dāng)進行潤滑的重要性。69. A liquid is made to circulate through pipes in the refrigerator, picking up heat from the food.可以使某種溶液在冰箱的管子中環(huán)流，從而帶走食物中的熱量。70. Two spacecraft are being launched to probe the atmosphere of Venus.將發(fā)射兩個航天器來探測金星的大氣層。71. After the war much of this knowledge was poured into developing of the computers.戰(zhàn)后，這項知識大量的應(yīng)用于研制計算機。72. It has been found that the current mechanism in semi-conductors is entirely different from that in metal conductors.人們發(fā)現(xiàn)，半導(dǎo)體的電流原理與金屬導(dǎo)體的電流原理完全不同。73. We may picture an atom as made up of a positive nuclear surrounded by electrons.我們可以設(shè)想原子的結(jié)構(gòu)是一個帶正電荷的原子核外面圍著若干電子。74. Frictional forces, too, may also act when there is no relative motion.在沒有相對運動的情況下，也可以有摩擦力的作用。75. The production of integrated circuits has been increased to three times as compared with last year.集成電路的產(chǎn)量比去年增加了兩倍。76. Providing that we know both the current and resistance, the voltage can be calculated.知道了電流和電阻，就能求出電壓。77. Matter is transported in a circulatory system .循環(huán)系統(tǒng)輸送物質(zhì)。78. Little information is given as to the origin of life.關(guān)于生命起源方面的資料極少。79. Lubricated frequently, bearings will wear.即使經(jīng)常給軸承潤滑，還是會磨損。80. Two cables, thirty miles long, run under the sea from English to France.從英國到法國的海底，敷設(shè)了兩條三十英里長的電纜。81. In developing the design, we must consider the feasibility of processing.在進行設(shè)計時，必須考慮加工的可能性。82. It is important to learn when the environment is not good for plants and animals, it is not good for man.懂得當(dāng)環(huán)境不利于動植物時也不利于人類這一點是很重要的。83. There might be a massive black hole at the center of our galaxy swallowing up stars as a very rapid rate.在銀河系中心也許有一個巨大的黑洞正以極快的速度吞噬星球。84. Too small spacing among the plant stands is causative of the crop failure.株距太小是農(nóng)作物歉收的原因。85. The efficiency of the machines has been more than trebled or quadrupled.這個機器的效率已提高了2倍或3倍多。86. As far as a whole is concerned, the body is electrically natural, when the total number of protons equals the total number of electrons.當(dāng)質(zhì)子總數(shù)等于電子總數(shù)時，這個物體就整體而言是中性。87. A special fund has been set up to help these nations use new chemicals and technology.已經(jīng)建立了特殊基金資助那些國家使用新的化學(xué)品和新技術(shù)。88. The motor did not stop because the electricity was off.電機停止運轉(zhuǎn)，并非因為電源切斷了。89. Knowing the strength, it is possible to work backward and determine what factor of safety was used.由于知道其強度，便可以反過來求出所用的安全系數(shù)值。90. When the wires have been joined, care must be taken that water and damp cannot get to them.把線接好后，千萬要注意，勿使接頭處沾水或受潮。91. Other isolation methods are being developed.目前正在研究其他隔離方法。 92. It was not until Madame Curie discovered radium that people have idea of what radioactivity was.直到居里夫人發(fā)現(xiàn)了鐳以后，人們才開始了解放射性。93 By convention an atom of an element is represented by an abbreviation of the elements name.按照慣例，一種元素的原子由該元素名稱的縮寫來表示。94. The alloy is too cheap for us not to use it widely in industry.這種合金造價很低，我們可以把它廣泛的用于工業(yè)上。95. A proton weighs almost 2,000 times as much as does an electron.質(zhì)子的重量幾乎是電子重量的兩千倍。96. Engineering while not a basic science, draws heavily upon the scientific disciplines when it goes to any practical field.雖然工程學(xué)不是一門基礎(chǔ)學(xué)科，但是當(dāng)它應(yīng)用于任何一個實際領(lǐng)域時，都會大量的使用許多學(xué)科的知識。97. No case has ever been found in which Conservation of Energy doesnt hold.尚未發(fā)現(xiàn)能量守恒定律不適用的情況。98. Under no circumstances can energy be created or destroyed.在任何情況下，能量即不能創(chuàng)造，也不能消滅。99. Heated, water will change to vapor.水受熱后就會汽化。100. In any case work does not include time, but power does.在任何情況下，功都不包括時間，但功率包括時間。101. Being small and light makes transistors more advantageous to vacuum tubes.由于尺寸小，重量輕，晶體管由于真空管 。102. The earthquake measured 6.5 on the Richter scale.這次地震震級為6.5里氏震級。103. They are regarded as electrons moving backward in time.他們被認(rèn)為是逆著時間而(逆時針)運動的負(fù)電子。104. With the battery terminals reversed, the result is very different.如果將電池組的接頭反接，結(jié)果完全不同。105. Light travels at the rate of 300,000 kilometers per second.光以每秒30萬千米的速度傳播。106. The production of integrated circuits has been increased to three times as compared with last year.集成電路的產(chǎn)量比去年增加了兩倍。107. The lymph does not circulate as the blood does, so its movement depends largely on the squeezing effect of muscle contractions.淋巴不能像血液那樣循環(huán)，其運動很大程度上依賴肌肉收縮的擠壓作用。108. The velocity of light is as great as that of radio waves in vacuum.光的速度和無線電波在真空中的速度一樣大。109. An electric current produces a magnetic field around it.電流在其周圍產(chǎn)生磁場。110. The speed of the fission is difficult to control.裂變的速度難以控制。111Compressors can work by throwing out date unimportant to the overall quality of the image.壓縮程序能刪除那些對圖像整體質(zhì)量無足輕重的數(shù)據(jù)。112. We must reflect what measures to take in case of any accidental collapse of a bed.我們必須考慮一下如果床層意外崩塌應(yīng)采取什么措施。113. This is what the information systems community should be striving to achieve.這是信息系統(tǒng)界應(yīng)追求實現(xiàn)的東西。114. Copper, with its extremely high coefficient of expansion, expands more during heating than steel does.由于銅的膨脹系數(shù)特別高，銅在加熱時比鋼膨脹得多。115. The temperature in the furnace is not always above 1,000.爐內(nèi)的溫度并不是每次都超過1000。116. The output of chemical fertilizer has been raised five times as against 1986.化肥產(chǎn)量比1986年增加了4倍。117. Energy is the ability to do work, energy is also stored work.能是做功的能力，能也是儲存的功。118. These atoms are separated by distances larger than their diameters.這些原子相隔距離的長度超過了它們的直徑。119. Air is not visible, but it is matter.空氣是看不見的，但空氣是物質(zhì)。120. The immunity system of a human body is beautifully designed to meet most of problems.人體免疫系統(tǒng)十分精妙，足以應(yīng)付大部分疾病。121. It is not always possible to distinguish them(nonheritable variations不可遺傳變異)from heritable variations without performing an experiment.不進行試驗要將其（不可遺傳變異）與可遺傳變異區(qū)分開來有時是不可能的。122. A mathematical or logical operation must meet a certain condition.數(shù)學(xué)操作或邏輯操作必須符合某種條件。123. If the bearing were not lubricated, they would rapidly overheat.假如軸承未加潤滑的話，軸承很快就過熱了。124. With its great potential, the wide use of optical communications will not come overnight.雖然光通訊有巨大的發(fā)展?jié)摿?，但它不會在一夜之間就得到廣泛的應(yīng)用。125. The number of known hydrocarbons runs into tens of thousands.已知的碳?xì)浠衔锒噙_(dá)幾萬種。126. A record high increase in value of four times was reported.據(jù)報道，價值破紀(jì)錄地增長了3倍。127. If the temperature rises high enough, the change in the alloy structure will take place.若溫度升得很高，合金的結(jié)構(gòu)便會發(fā)生變化。128. Transistors need much less current, and produce much less heat, than comparable electronic vales.與相應(yīng)的電子管相比，晶體管需要的電流小得多，所產(chǎn)生的熱也少得多。129. The resistance of a conductor also depends on the kind of substance that it is made of.導(dǎo)體的電阻也取決于組成該導(dǎo)體的物質(zhì)的種類。130. The best way to achieve this is by using existing internet standards.實現(xiàn)這一點最有效的方法就是使用現(xiàn)存的因特網(wǎng)的語言標(biāo)準(zhǔn)。131. Future applications for such a system include verifying credit card signatures and automatic teller machine transactions.這種系統(tǒng)未來的應(yīng)用包括驗證信用卡上的簽名和自動出納機的業(yè)務(wù)。132Interactive programming conditions are now available for some commercial programming languages.交互編程環(huán)境現(xiàn)在能用于一些商用編程語言。133. All who have studied this question have come to same conclusion.研究了這一問題的人都得出了同樣的結(jié)論。134. If the vacuum fails, it should be corrected without delay.如果真空破壞了，應(yīng)立即校正。135. These measures reduced the normal death-rate to below 2.5 percent.這些措施使人口的正常死亡率下降到2.5%以下。136. The efficiency of the machines has been more than trebled or quadrupled.這些機器的效率已提高了2倍或3倍多。137. Some medical researchers think that that the HIV virus may not be enough by itself to trigger AIDS.有些研究人員認(rèn)為，HIV病毒本身也許并不足以引發(fā)艾滋病。138. Solids expand much less than liquids or gases.固體的膨脹程度比液體和氣體小得多。139. It is important to learn when the environment is not good for plant and animals, it is not good for man.懂得但環(huán)境不利于動植物時也不利于人類這一點是很重要的。140. Usually there is no necessity to filter this voltage before applying it to the load.這種電壓用于負(fù)載時不必先濾波。141. Excess adhesive shall be carefully removed to prevent running to other surfaces.擦去多余的粘結(jié)劑要十分小心，以免留到其他表面上。142 The frequency with which the filter should be removed, inspected, and cleaned will be determined primarily by aircraft operating conditions.過濾器拆卸，檢查及清洗的次數(shù)，主要取決于飛機的運行狀況。143. To protect heat from escaping by convection, we used a layer of air about an inch thick.我們使用約1英寸厚的空氣層來防止對流引起的熱量損失。144. An atom can lose one or more of its outer electrons without changing its chemical identity.一個原子可能失去一個或數(shù)個外層電子，而不改變其化學(xué)性能。145. The efficiency of the best of these steam locomotives is under 16 percent.這些蒸汽機中，最佳者的效率也不足16%。146. With the result of automation productive has increased 6 times in that factory.自動化的結(jié)果，那個工廠的生產(chǎn)率增加了5倍。147. It makes itself felt in a circuit only when there is a changing current.只是在電流發(fā)生變化時，它才會被人們所覺察。148. In liquid the molecules are much closer together than they are in gases.在液體中，分子之間的距離比氣體中近得多。149. Much work has been done in order that date can be transmitted by television.人們已做了大量的工作，使情報資料可以通過電視來播送。150. When oxygen was blown into, bacteria was stimulated to eat the toxic wastes.當(dāng)注入氧氣后，促使細(xì)菌吞噬掉有毒的污物。151. The purpose of a foundation is carrying the load of a structure.地基的作用是承受結(jié)構(gòu)的載荷。152. Packaged software is developed to serve the specific needs of one user.軟件包的開發(fā)只是為某一用戶的特定需要服務(wù)的。153. By conductivity we mean the ability to conduct an electric current.導(dǎo)電性就是指傳到電流的能力。154. Without the telescope, mechanics would have taken a slower course.如果不是發(fā)明了望遠(yuǎn)鏡，力學(xué)的發(fā)展可能會遲緩一些。155. The oxygen content of air is about 21%.空氣中氧的含量約為21%。156. The melting point of this metal is greater than that of copper by approximately 2.5 times.這種金屬的熔點大約比銅高1.5倍。157. Inflation could not be controlled, but rather got worse and worse.通貨膨脹沒有得到控制，反而越來越嚴(yán)重。158. Nowadays, more and more plastic products are used in place of metal.現(xiàn)在，越來越多的塑料制品被用來替代金屬。159. Much of the heat inside the earth is produced by radioactive elements.地球內(nèi)部的大部分熱是由放射性元素說產(chǎn)生的。160. The specific method of cutting should be employed to decrease the generation of an undue amount of heat.應(yīng)采用特殊的切割方法減少過多的熱量的產(chǎn)生。161. What the TV ca