2015考研英语阅读金属自己愈合吧
<p> <span word="Metal">Metal</span>, <span word="heal">heal</span> <span word="thyself">thyself</span></p><p> 金属，自己愈合吧</p><p> <span word="Materials">Materials</span> <span word="science">science</span>: <span word="Researchers">Researchers</span> <span word="have">have</span> <span word="devised">devised</span> <span word="aningenious">aningenious</span> <span word="way">way</span> <span word="for">for</span> <span word="the">the</span> <span word="damaged">damaged</span> <span word="surfaces">surfaces</span> <span word="of">of</span> <span word="metalsto">metalsto</span> <span word="repair">repair</span> <span word="themselves">themselves</span> <span word="when">when</span> <span word="they">they</span> <span word="come">come</span> <span word="to">to</span> <span word="harm">harm</span></p><p> 材料科学：研究人员构想出了一种新颖独特的方法，使得金属在表面受损时可以自我修复。</p><p> <span word="SADLY">SADLY</span> <span word="for">for</span> <span word="engineers">engineers</span>, <span word="inanimate">inanimate</span> <span word="objects">objects</span> <span word="cannot">cannot</span> <span word="yetrepair">yetrepair</span> <span word="themselves">themselves</span>. <span word="But">But</span> <span word="work">work</span> <span word="by">by</span> <span word="Claudia">Claudia</span> <span word="dos">dos</span> <span word="Santosat">Santosat</span> <span word="the">the</span> <span word="Fraunhofer">Fraunhofer</span> <span word="Institute">Institute</span> <span word="for">for</span> <span word="ManufacturingEngineering">ManufacturingEngineering</span> <span word="and">and</span> <span word="Automation">Automation</span>, <span word="and">and</span> <span word="Christian">Christian</span> <span word="Mayer">Mayer</span> <span word="atDuisburg">atDuisburg</span>-<span word="Essen">Essen</span> <span word="University">University</span> <span word="in">in</span> <span word="Stuttgart">Stuttgart</span>, <span word="has">has</span> <span word="brought">brought</span> <span word="the">the</span> <span word="day">day</span> <span word="when">when</span> <span word="they">they</span> <span word="will">will</span> <span word="be">be</span> <span word="able">able</span> <span word="to">to</span> <span word="do">do</span> <span word="so">so</span> <span word="alittle">alittle</span> <span word="nearer">nearer</span>. <span word="They">They</span> <span word="and">and</span> <span word="their">their</span> <span word="colleagues">colleagues</span> <span word="have">have</span> <span word="invented">invented</span> <span word="a">a</span> <span word="way">way</span> <span word="for">for</span> <span word="damaged">damaged</span> <span word="metals">metals</span> <span word="to">to</span> <span word="healthemselves">healthemselves</span>.</p><p> 对工程师来说悲哀的一面是，没有生命的物体还无法实现自我修复。但是在德国弗劳恩霍夫制造工程和自动化学会的<span word="Claudia">Claudia</span> <span word="dos">dos</span> <span word="Santos">Santos</span>和斯图加特杜伊斯堡艾森大学的<span word="Christian">Christian</span> <span word="Mayer">Mayer</span>的共同研究下，无生命物体实现自我修复那一天的到来被拉近了一点。他们与同事研发出了一种能让受损金属自我愈合的方法。</p><p> <span word="The">The</span> <span word="surfaces">surfaces</span> <span word="of">of</span> <span word="many">many</span> <span word="metal">metal</span> <span word="objects">objects</span> <span word="are">are</span> <span word="coated">coated</span> <span word="with">with</span> <span word="other">other</span> <span word="metals">metals</span> <span word="for">for</span> <span word="protection">protection</span>. <span word="Iron">Iron</span>, <span word="forinstance">forinstance</span>, <span word="is">is</span> <span word="frequently">frequently</span> <span word="galvanised">galvanised</span> <span word="with">with</span> <span word="zinc">zinc</span>. <span word="The">The</span> <span word="basic">basic</span> <span word="idea">idea</span> <span word="of">of</span> <span word="the">the</span> <span word="new">new</span> <span word="technology">technology</span> <span word="is">is</span> <span word="to">to</span> <span word="infiltratethis">infiltratethis</span> <span word="coating">coating</span> <span word="with">with</span> <span word="tiny">tiny</span>, <span word="fluid">fluid</span>-<span word="filled">filled</span> <span word="capsules">capsules</span>. <span word="When">When</span> <span word="the">the</span> <span word="metal">metal</span> <span word="coating">coating</span> <span word="is">is</span> <span word="punctured">punctured</span> <span word="or">or</span> <span word="scratched">scratched</span>,<span word="the">the</span> <span word="capsules">capsules</span> <span word="in">in</span> <span word="the">the</span> <span word="damaged">damaged</span> <span word="area">area</span> <span word="burst">burst</span> <span word="and">and</span> <span word="ooze">ooze</span> <span word="restorative">restorative</span> <span word="liquids">liquids</span>, <span word="in">in</span> <span word="the">the</span> <span word="form">form</span> <span word="of">of</span> <span word="compoundscalled">compoundscalled</span> <span word="trivalent">trivalent</span> <span word="chromates">chromates</span>. <span word="These">These</span> <span word="react">react</span> <span word="with">with</span> <span word="nearby">nearby</span> <span word="metal">metal</span> <span word="atoms">atoms</span> <span word="and">and</span> <span word="form">form</span> <span word="tough">tough</span>, <span word="protectivefilms">protectivefilms</span> <span word="a">a</span> <span word="few">few</span> <span word="molecules">molecules</span> <span word="thick">thick</span> <span word="to">to</span> <span word="ameliorate">ameliorate</span> <span word="the">the</span> <span word="damage">damage</span>.</p>
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