届高考英语中国元素之阅读理解 中国科技一Word文档下载推荐.docx
- 文档编号:405863
- 上传时间:2023-04-28
- 格式:DOCX
- 页数:11
- 大小:23.56KB
届高考英语中国元素之阅读理解 中国科技一Word文档下载推荐.docx
《届高考英语中国元素之阅读理解 中国科技一Word文档下载推荐.docx》由会员分享,可在线阅读,更多相关《届高考英语中国元素之阅读理解 中国科技一Word文档下载推荐.docx(11页珍藏版)》请在冰点文库上搜索。
lift
carrier
rocket.
VideobroadcastonCCTVshowedthattheprinterhasprintedaflatsectionofahoneycomb-shaped(蜂巢状的)structureaswellasasymbolofChinaAerospaceScienceandTechnologyCorp,theparentcompanyoftheChinaAcademyofSpaceTechnology.Theexperimentwasdonebya3Dprinter,developedandbuiltbyitsBeijingSpacecraftsManufacturingFactoryinsidetheprototypeofChina’snew-generationmannedspacecraft.
Theprinter,namedtheSpace-BasedCompositeMaterial3DPrintingSystem,usescarbonfiber-reinforcedmaterialstoautonomouslyprintobjects.Itisinstalledinthere-entrymoduleoftheexperimentalspaceship,andwillbebroughtbacktoEarthoncethemodulereturns.
Theprinterfeaturesadvancedtechnologiesinmaterialmodeling,precisioncontrolandautomation.Oncethespace-based3Dprintingtechnologybecomesoperationallyready?
itcanextensivelybenefitspaceprogramsasastronautscanuseittomanufacturealotofthingstheycurrentlyneedtoobtainfromresupplyflightsbycargospacecraft.
WangYanan,editor-in-chiefoftheAerospaceKnowledgemagazine,saidthe3Dprinterwillbeveryusefulinextendedspacemissions,suchasthoseinaspacestation,becauseitwillallowastronautstomakecomponentsquicklyandconvenientlyinspace.Thetechnologywillsavefuturespacejourneysconsiderableresourcesandcosts.
Infact,the
device
is
not
the
onlyrepresentative
of3Dprinting
onboard
prototype.
ACubeSatdeployer,designedandmadethrough3DprintingbyCoSatsSpaceTechnology,isalsocarriedbythespacecrafttochecktheadaptabilityof3D-printedequipmentinspace.CoSatsChiefOperatingOfficerBaiRuixuesaidthe3D-printeddeployerismuchlighterandstrongerthanitscounterpartsanditwillhavehugepotentialinthespaceindustry.
1.WhatdidthevideobroadcastonCCTVshowtotheaudience?
A.Thenameandtheshapeofthe3Dprinting.
B.Thesignificanceofthe3Dprintingtechnology.
C.Theprocessandtheproductsofthe3Dprinting.
D.Therelationshipbetweenthetwocompanies.
2.Whatifacomponentisbrokeninthespacestationinthefuture?
A.Theastronautscanmakeoneusing3Dprintingandreplaceit.
B.ItwillbesentbyspaceshipbacktoEarthforrepair.
C.Itwillbeunloadedandabandonedinspace.
D.Theastronautscanfixitconvenientlybyhandonthespot.
3.WhatisBaiRuixue'
sattitudetothefutureof3Dprintinginspace?
A.Negative.B.Positive.C.Indifferent.D.Critical.
4.Whatcanbethemostsuitabletitleforthetext?
A.3DPrintingSettoHelpEaseSpaceTrips
B.3DPrinting—aNewWaytoExploreSpace
C.3DPrintingLaunchedbyLongMarch5B
D.3DPrintingExperimentConductedinSpace
二、
China'
sspaceindustryispreparingtolaunchtheworld'
sfirstartificialmoontohelpwithurbanillumination(照明)atnight.ChinaplanstoputanartificialmooninorbitaboveChengdu,capitalofSichuanProvince,fromtheXichangSatelliteLaunchCenterinSichuanby2020.Ifthelaunchprovessuccessful,threemoresuchobjectswillbelaunchedin2022.Theartificialmoonwillhaveareflectivecoatingthatcanturnsunlightbacktotheearth,similartohowthemoonshines.
Theman-mademoonisessentiallyanilluminationsatellitedesignedtocomplementthemoonatnight,thoughitispredictedtobeeighttimesbrighter.Thisisduetotheobject'
splannedorbitabout500kilometersabovetheearth—muchcloserthanthe380,000-kmdistancetothemoon.Thelocationandbrightnessofthelightbeamcanbechanged,anditscoverageaccuracycanfallwithinafewdozenmeters.Theartificialmoonmightreplacesomestreetlightsintheurbanarea.
Meanwhile,theextralightcanshineintodisasterzonesduringblackouts,thusaidingreliefandrescueefforts.Themirrorscanbeadjustedforluminosity(光度),andcanbecompletelyturnedoffwhenneeded.However,lesslightfromitwillreachthegroundiftheskyisdarkwithclouds.
Thefirstmoonwillbemostlyexperimental,butthethreemoonsin2022willbetherealdealwithgreatcommercialpotential.Thethreenewman-mademoonscantaketurnsreflectingsunlightastheywillnotalwaysbeinthebestpositionrelativetothesun,andtogethertheycanilluminateanareaofaround3,600to6,400km2ontheearthfor24hoursifdesired.
Russia,theUnitedStates,JapanandEuropeancountriesarealllookingtocapitalizeonharnessingenergyfromspace,andreflectingmirrorshavebeeninthediscussionforsometime.
1.Whatiftheman-mademoonislaunchedby2020?
A.Thereareovertwomoonshanginginthesky.
B.Somepowerwillbesavedanditisagreenlifestyle.
C.Itisthefirstman-madeobjectthatorbitsinspace.
D.Somesunlightwillbeblockedbackinaway.
2.Whatdoestheunderlinedword"
complement"
inParagraph2mean?
A.Makeupfor.B.Takeadvantageof.C.Keepupwith.D.Teamupwith.
3.Whatisthedisadvantageoftheman-mademoon?
A.Itislikelytoshineblindinglyontheearth.B.Itwillorbitabovetooclosetotheearth.
C.Itwillreflectthesunshineduringtheday.D.Itislikelytoworkpoorlyonacloudyday.
4.Whatcanwelearnaccordingtothe4thand5thparagraphs?
A.Thefirstman-mademoonhasaslimchanceofsuccess.
B.Man-mademoonswillhaveabrightmarketinthefuture.
C.Manycountrieshavealreadyinventedsimilarobjects.
D.Itistoughtofixthepositionoftheman-mademoon.
三、
Afacialrecognitionapp,recentlydevelopedbyscientists,willmakeiteasiertoidentifypandas.
WanYongqing,aBeijingphotographer,visitsSichuanProvincetotakephotosofpandaseveryotheryear.Hehaswatchedthemformorethanadecade."
MyfriendssayI'
mabigpandafan.ItisashamethatIfindallpandaslookthesame,withblackeyesandwhitefur.Itdoesnotmatterasallthepandasarecutetome,"
hesaid.
Yet,identifyingonepandafromanotherdoesmattertoresearchers,accordingtoZhangZhihe,chiefoftheChengdupandaresearchbase.
"
Identifyingindividualpandasisimportantforconservationmanagementandresearch.Forcaptive(被圈养的)pandas,itisimportantfortheirdailyfeedingschedules,familybackgroundanddatamanagement.Forwildpandas,ithelpsresearchersstudytheirpopulationstructureandprovidesscientificsupportfortheirprotectionandmanagement,"
Chinahascarriedoutfourscientificsurveysonwildpandas,andnowhasabigdatabankaboutthem.ThenumberofwildpandasinChinaismostlyknown.However,itisstilldifficulttodeterminetheage,sex,healthandotherspecificinformationaboutthepopulation.
It'
sdifficulttotrackandwatchthestructurebecausewildpandastendtolivealone,deepinthemountains,andtheirlivingenvironmentisvast,"
Zhangadded.
In2017,theChengdubasebeganresearchingindividualpandaidentificationtechnologybyanalyzingimages.Overthepasttwoyears,theyhavebuiltadatabankofmorethan120,000images,over1,000videoclips,andcompletedorganizingnearly10,000images.
Usingthedatabank,researchershavestartedafacialrecognitionappthatcanaccuratelyrecognizecaptivepandasbyanalyzingandcomparingtheuniquefeaturesofpandafaces.
PandaresearchershopethedataandAItechnologywillhelpthemanalyzedataforbothcaptiveandwildpandas.
1.Whyisitimportanttoidentifyindividualcaptivepandas?
A.Itisusefulforstudyingtheirpopulationstructure.
B.Ithelpsresearchersbuilduptheirlivingenvironment.
C.Itprovidesproofthattheyneedprotectioninthewild.
D.Itishelpfulforfurtherresearchanddatamanagement.?
2.Which
ofthe
following
isnot
areason
whyit’sdifficult
to
track
andwatch
wild
pandas?
A.Theylivealone.
B.Theydon'
tleaveenoughtracks.
C.Theyliveindeepmountains.
D.Theirlivingenvironmentisvast.
3.Whatisstillhardtofindoutforwildpandas?
A.Theirlivingenvironment.
B.Theirage,sex,healthandpopulationinformation.
C.Theirfeedingschedules,familybackgroundandmanagement.
D.Thereasonandresearchupontheirblackeyesandwhitefur.
4.Whatisnecessaryforthefacialrecognitionapptoworkwell?
A.Thedatabankofpandas.B.Thestructureofpandas.
C.TheinventionofAItechnology.D.Theuniquefeaturesofpandafaces.
四、
AlthoughlifeonEarthwaschaoticin2020,wecanstilllooktothestarsfornewhopein2021.
Lastyear,Japan’sHayabusa2returnedwithseveralgramsofsamplesfromtheasteroid(小行星)Ryugu.Chinaalsobroughtbacksomelunarsoilandrockswithinamonth.Meanwhile,NASAteamedupwithSpaceXtosendtwomentotheInternationalSpaceStation.Despitethepandemic,2020hasbeenabusyyearforspace,and2021lookstobebusier.
Threeshuttleslaunchedin2020areontheirwaytotheredplanet,Mars.TheUnitedArabEmirates’MarsHope,thenation’sfirstmissiontotheredplanet,isduetoarriveinFebruary.China’sTianwen-1missionisalsoexpectedtoarriveinmid-February,makingChinathesecondcountrytosoft-landaspacecraftontheMartiansurface.Finally,NASA’sMarsPerseverancefromtheUSAlaunchedin2020willlikelybethethirdcrafttoreachMars–alsoinFebruary,accordingtoArsTechnica.
Aftermanydelays,theJamesWebbSpaceTelescopeisplanningtolaunchonHalloweenonaEuropeanAriane5rocket.Afterthelaunch,itssunshieldandmirrorwillbeputtogetherandfinishedovertwoweeks.TheWebbtelescopewillfindthefirstgalaxiesthatformedintheearlyuniverseandseestarsformingplanetarysystemsthroughdustyclouds,accord
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 届高考英语中国元素之阅读理解 中国科技一 高考 英语 中国 元素 阅读 理解 科技