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1、AteamofengineersatHarvardUniversityhasbeeninspired阅读理解答案 AteamofengineersatHarvardUniversityhasbeeninspiredbyNaturetocreatethe firstroboticfly.Themechanicalflyhasbecomeaplatformforaseriesofnewhigh-tech systems.Designedtodowhataflydoesnaturally,thetinymachineisthesizeofafat housefly.Itsminiwing
2、sallowittostayintheairandperformcontrolledflighttasks. ”It’sextremelyimportantforustothinkaboutthisasawholesystemandnotjustthe sumofabunchofindividualcomponents(元件),“saidRobertWood,theHarvard engineeringprofessorwhohasbeenworkingontheroboticflyprojectforoveradecade.A fewyearsago,histeamgottheg
3、o-aheadtostartpiecingtogetherthecomponents.“The addeddifficultywithaprojectlikethisisthatactuallynoneofthosecomponentsareoffthe shelfandsowehavetodevelopthemallonourown,”hesaid. Theyengineeredaseriesofsystemstostartanddrivetheroboticfly.“Theseemingly simplesystemwhichjustmovesthewingshasanumbe
4、rofinterdependenciesonthe individualcomponents,eachofwhichindividuallyhastoperformwell,butthenhastobe matchedwelltoeverythingit’sconnectedto,”saidWood.Theflightdevicewasbuiltinto asetofpower,computation,sensingandcontrolsystems.Woodsaysthesuccessof’the projectprovesthattheflyingrobotwiththeset
5、inycomponentscanbebuiltand manufactured. Whilethisfirstroboticflyerislinkedtoasmall,off-boardpowersource,thegoalis eventuallytoequipitwithabuilt-inpowersource,sothatitmightsomedayperform data-gatheringworkatrescuesites,infarmers’fieldsoronthebattlefield.“Basicallyit shouldbeabletotakeoff,land
6、andflyaround,”hesaid. Woodsaysthedesignoffersanewwaytostudyflightmechanicsandcontrolat insect-scale.Yet,thepower,sensingandcomputationtechnologiesonboardcouldhavemuch broaderapplications.“Youcanstartthinkingaboutusingthemtoansweropenscientific questions,youknow,tostudybiologyinwaysthatwouldbed
7、ifficultwiththeanimals,but usingtheserobotsinstead,”hesaid.“Sotherearealotoftechnologiesandopeninteresting scientificquestionsthatarereallywhatdrivesusonaday-to-daybasis.“ 28.Thedifficultytheteamofengineersmet
