课时作业32

DOC
  • 阅读 1 次
  • 下载 0 次
  • 页数 5 页
  • 大小 29.832 KB
  • 2024-10-16 上传
  • 收藏
  • 违规举报
  • © 版权认领
下载文档2.00 元 加入VIP免费下载
此文档由【小赞的店铺】提供上传,收益归文档提供者,本网站只提供存储服务。若此文档侵犯了您的版权,欢迎进行违规举报版权认领
课时作业32
可在后台配置第一页与第二页中间广告代码
课时作业32
可在后台配置第二页与第三页中间广告代码
课时作业32
可在后台配置第三页与第四页中间广告代码
试读已结束,点击付费阅读剩下的2 已有1人购买 付费阅读1.60 元
/ 5
  • 收藏
  • 违规举报
  • © 版权认领
下载文档2.00 元 加入VIP免费下载
文本内容

【文档说明】课时作业32.docx,共(5)页,29.832 KB,由小赞的店铺上传

转载请保留链接:https://www.doc5u.com/view-9d2dd295e8adfaa37343e9ba35afaeca.html

以下为本文档部分文字说明:

选择性必修第四册作业进阶(三十二)UNIT1SCIENCEFICTIONⅠ.阅读理解A[2024·河北省部分学校高三联考]Inspiredbytheeffortlesswayhumanshandleobjectswithoutseeing

them,ateamledbyengineersattheUniversityofCaliforniaSanDiegohasdevelopedanewapproachthatenablesarobotichandtor

otate(旋转)objectsalonethroughtouch,withoutrelyingonvision.Usingtheirtechnique,theresearchersbuiltarobotichandthatcansmoothl

yrotateawidevarietyofobjects,suchassmalltoys,cans,andevenfruitsandvegetables,withoutdamagingthem.Therobotichandperformedtheseta

sksusingonlyinformationbasedontouch.Theworkcouldaidinthedevelopmentofrobotsthatcanmanipulateobjectsinthedark.Tobu

ildtheirsystem,theresearchersattached16touchsensorstothepalm(掌心)andfingersofafour­fingeredrobotichand.

Eachsensorcostsabout$12andservesasimplefunction:detectwhetheranobjectistouchingitornot.Whatmakesthisappr

oachuniqueisthatitreliesonmanylow­costtouchsensorsthatusesimple,binary(二进制的)signals—touchornotouch—toper

formroboticin­handrotation.Thesesensorsarespreadoveralargeareaoftherobotichand.Thiscontrastswithavarietyofotherapproachesthatrelyonafewhigh­cost

touchsensorsattachedtoasmallareaoftherobotichand,primarilyatthefingertips.Theresearchersthentestedtheirsystemonthereal­liferobotichandwit

hobjectsthatthesystemhasnotyetencountered.Therobotichandwasabletorotateavarietyofobjectswithoutlosingitshold.Theobjectsincludedatomato,pepper,acanof

peanutbutterandatoyrubberduck,whichwasthemostchallengingobjectduetoitsshape.Wangandhisteamarenowworkingone

xtendingtheirapproachtomorecomplexoperationtasks.Theyarecurrentlydevelopingtechniquestoenableroboticha

ndstothrowandcatch,forexample.“Ifwecangiverobotsthisskill,thatwillopenthedoortothekindsoftaskstheycanperform,”saidWan

g.1.Whatdoestheunderlinedword“manipulate”probablymeaninParagraph2?A.Remove.B.Control.C.Recognize.D.Distribute.2.Whatdoweknowabout

thetouchsensorsoftherobotichand?A.Theyarequiteexpensive.B.Theyaremainlyinthefingertips.C.Theyperformcomplextasks.D.Theycovermostofitsarea.3.W

hatdotheresearchers'testsontherobotichandfocuson?A.Howwelltheycanfunction.B.Howfasttheycanperformtasks.C.Howaccuratetheywillbe.D.Howintelligentthey

become.4.WhatdoesWangthinkoftheircurrentworkontherobotichand?A.Challenging.B.Promising.C.Efficient.D.Eventful.B[2024·湖北省十一校高三第一次联考]Man

yrobotstrackobjectsby“sight”astheyworkwiththem,butoptical(光学的)sensorscan'ttakeinanitem'sentireshapewhenit'sinthedarkorpartiallyblockedfromview.Nowane

wlow­costtechniqueletsarobotichand“feel”anunfamiliarobject'sformandskillfullyhandleitbasedonthisinformationalone.Univers

ityofCalifornia,SanDiego,roboticistXiaolongWangandhisteamwantedtofindoutwhethercomplexactionscouldbeac

hievedinroboticsusingonlysimpletouchdata.Theresearchersattached16contactsensors,eachcostingabout$12,toth

epalmandfingersofafour­fingeredrobothand.Thesesensorssimplyindicateifanobjectistouchingthehandornot.“Whileonesensordoesn'tcatchmuch,alot

ofthemcanhelpyoucapturedifferentaspectsoftheobject,”Wangsays.Inthiscase,therobot'staskwastorotate(旋转)itemsplacedinitspalm.Theyfirst

ransimulations(模拟)tocollectenoughtouchdataasavirtualrobothandpracticedrotatingobjects,includingballsandotherirregularobjects.Using

informationfromeachsensor,theteambuiltacomputermodelthatdeterminesanobject'spositionateverystepofthehandlingprocessandmovesthefingersto

rotateitsmoothlyandstably.Nexttheytransferredthiscapabilitytooperatearealrobothand,whichsuccessfullycontrolpreviously

unfamiliarobjectssuchasapples,tomatoes,soupcansandrubberducks.Transferringthecomputermodeltotherealworldw

asrelativelyeasybecausethesensordataweresosimple.However,NewYorkUniversity'sLerrelPinto,whostudiesrobots'interactions,wond

erswhetherthesystemwouldfailatmorecomplicatedtasks.Soinfuturework,Wang'sgroupaimstotacklemorecomplexmovementsaswellastoaddsensorsinp

lacessuchasthesidesofthefingers.“Thismeansthattherewillbemoreaccurateinformationfromtouchingthatallowsreconstructingt

heobjectshape,”Wangsays.Theresearcherswillalsotryaddingvisiontocomplementtouchdataforhandlingcomplicatedshape.5.Whatwastheintentiono

ftheresearchconductedbyXiaolongWang'sgroup?A.Todeveloparobotwithadvancedopticalsensors.B.Tocreatearobotichandtograspfamiliarobjects.C.To

exploretheuseoftouchdataincomplexroboticactions.D.Toinvestigatetheimpactoflightingonroboticrecognition.6.WhatisParagraph

3mainlyabout?A.TheworkingprincipleofrobothandsinWang'sresearch.B.Thetypeofcontactsensorsattachedtotherobothand.C.T

hewaythatrobothandscapturedifferentobjects.D.ThefunctionofrobothandsinWang'sresearch.7.Howdidtheresearchersgathertouchdataforthero

botichand'straining?A.Theyusedreal­worldobjects.B.Theyusedcomplexopticalsensors.C.Theyreliedonvision­ba

sedtechnology.D.Theyconductedsimulationswiththerobothand.8.WhatisXiaoLongWang'sattitudetowardsPinto'sconcernoverthesystem?A.Doubtful.B.P

ositive.C.Unclear.D.Dismissive.Ⅱ.七选五[2024·山东省济宁市三模]Growingplantsisoftenseenasavery“green”thingtodo,butlikemanyproducts,theytakeahugeamountofenergytop

roduce.__1__Forexample,theyusegeothermal(地热的)energytoheatgreenhousesandsolarpowertosupplyelectricityandlighting.Whiledomes

ticgrowingdoesn'tinvolvethesamecarbonfootprintascommercialgrowing,it'simportanttoconsiderwhatwecanalldotominimizeourownimpactwhilestillenjoyinggro

wingplants.Over­consumptionofplantsisabigissue.It'ssoeasytogetoverexcitedwhenyouseealltheseincredibleplant

s,andyoucanendupcarryinghomehugenumbersofthem.__2__Themoreplantsyouhave,themorelimitedyourtimeandresourcesbecome,andpl

antscansuffer.Thisleadstoanotherissue—manypeoplemayendupthrowingawaytheirplantswhichdon'tlookperfectorstopflowering,inasimil

arwaytotheworldoffastfashion.__3__.Ifyouarereadyandabletoincreaseyourcollection,propagate(繁殖)fromyourownplantsratherthanbuyingmore,andsharep

lantswithothers.__4__Meanwhile,wecanbuildacommunityoflike­minded,passionateplantpeople.Recyclingtakesahugeamountofinpu

t,whichcanendupmoredamagingtotheenvironment,soinsteadofbuyingsomethingoflowerqualitythatneedsreplacingeveryyear,buyfewerthingsofa

higherquality.__5__Andtheycanbepasseddownthegenerations.A.Butlargecollectionscallforanenormousamountofwork.B.Man

ycommercialgrowerscontinuetomarkettheirproduce.C.Thisremovestheneedtobuyplantsandencouragesasharingculture.D.Thesewilllastmanyyearsandbemorecost­e

ffectiveinthelongterm.E.Soit'simportanttoassessyourcollectionandbuyplantsyouhavetimetolookafter.F.Throwingthemawaywillgreatl

yreduceyourgardeningfootprintontheenvironment.G.Manylarge­scalegrowershaveusedtechnologytominimizetheirimpactontheenvironme

nt.[答题区]1.____________2.____________3.____________4.____________5.____________Ⅲ.语法填空[2024·湖北省名校联考高三期

中]Plantloversbelievethattalkingtoplantshelpsthemgrow.Scientistshavediscoveredthatplantsmakesoundswhentheyare1._

_______stress.Thenoisesaresimilarto2.________humancryorscream.Thescientistsbelievethesoundsarespecificenoughforustobeabletounderstand

themandtocarefortheir3.________(need).Unfortunately,plantsoundsareattoohighafrequency(频率)forthehumanear4.___

_____(pick)up.Humanscanonlyhearfrequenciesofupto16kilohertz.ThescientistsusedspecialAItodetectthesesounds5.________(produce)byplantsthatwereupto

250kilohertz.TheAIalsodifferedbetweendifferenttypesofplantsounds.TheresearchwasconductedinalabatIsrael'sTelAvivUniversity.Scientists6.______

__(discover)thatvibrations(振动)fromstressedtobaccoandtomatoplantsturnedintosoundwaves.LeadresearcherP

rofessorHadanysaid:“Eachplantandeachtypeofstress7.________(link)toaspecialsound.”Shesuggestedthatfieldsofcropscouldbequite8

.________(noise),saying:“Whileunableforthehumaneartohear,thesoundscanbeheardbybats,miceandinsects.”Understandingthesesoundscouldhelpusknow

9.________cropsareinneedofwater,soastowaterthemintime.Therefore,farmerscouldwatertheircrops10.________(effici

ent),andthussavemorewater.[答题区]1.____________2.____________3.____________4.____________5.____________6.__

__________7.____________8.____________9.____________10.____________

小赞的店铺
小赞的店铺
天天写文档,写文档,文档
  • 文档 324638
  • 被下载 21
  • 被收藏 0
若发现您的权益受到侵害,请立即联系客服,我们会尽快为您处理。侵权客服QQ:12345678 电话:400-000-0000 (支持时间:9:00-17:00) 公众号
Powered by 太赞文库
×
确认删除?