2022年普通高等學(xué)校招生全國統(tǒng)一考試-英語試題(全國乙卷)_第1頁
2022年普通高等學(xué)校招生全國統(tǒng)一考試-英語試題(全國乙卷)_第2頁
2022年普通高等學(xué)校招生全國統(tǒng)一考試-英語試題(全國乙卷)_第3頁
2022年普通高等學(xué)校招生全國統(tǒng)一考試-英語試題(全國乙卷)_第4頁
2022年普通高等學(xué)校招生全國統(tǒng)一考試-英語試題(全國乙卷)_第5頁
已閱讀5頁,還剩31頁未讀, 繼續(xù)免費(fèi)閱讀

下載本文檔

版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請進(jìn)行舉報(bào)或認(rèn)領(lǐng)

文檔簡介

2022年普通高等學(xué)校招生全國統(tǒng)一考試英語試題(全國乙卷)注意事項(xiàng):L答卷前,考生務(wù)必將自己的姓名、準(zhǔn)考證號(hào)填寫在答題卡上。.回答選擇題時(shí),選出每小題答案后,用鉛筆把答題卡上對應(yīng)題目的答案標(biāo)號(hào)涂黑。如需改動(dòng),用橡皮擦干凈后,再選涂其他答案標(biāo)號(hào)?;卮鸱沁x擇題時(shí),將答案寫在答題卡上,寫在本試卷上無效。.考試結(jié)束后,將本試卷和答題卡一并交回。第一部分聽力(共兩節(jié),滿分30分)做題時(shí),先將答案標(biāo)在試卷上。錄音內(nèi)容結(jié)束后,你將有兩分鐘的時(shí)間將試卷上的答案轉(zhuǎn)涂到答題卡上。第一節(jié)(共5小題;每小題L5分,滿分7.5分)聽下面5段對話。每段對話后有一個(gè)小題,從題中所給的A、B、C三個(gè)選項(xiàng)中選出最佳選項(xiàng)。聽完每段對話后,你都有10秒鐘的時(shí)間來回答有關(guān)小題和閱讀下一小題。每段對話僅讀一遍。例:Howmuchistheshirt?£19.15.B.£9.18.C.£9.15.答案是A。Whatdoesthemanwanttodo?Havebreakfast.Takeawalk.Callhisoffice.WhatwasGeorgedoinglastnight?Havingameeting.Flyinghome.Workingonaproject.Whydoesthemansuggestgoingtothepark?It'sbig.It'squiet.It'snew.Howdoesthewomansound?A.Annoyed.Pleased.Puzzled.Whereistheman,stable?Nearthedoor.Bythewindow.Inthecorner.第二節(jié)(共15小題:每小題L5分,滿分22.5分)聽下面5段對話或獨(dú)白。每段對話或獨(dú)白后有幾個(gè)小題,從題中所給的A、B、C三個(gè)選項(xiàng)中選出最佳選項(xiàng)。聽每段對話或獨(dú)白前,你將有時(shí)間閱讀各個(gè)小題,每小題5秒鐘;聽完后,各小題將給出5秒鐘的作答時(shí)間。每段對話或獨(dú)白讀兩遍。聽第6段材料,回答第6、7題。Whatarethespeakersgoingtodotonight?Eatout.Goshopping.Dosports.Whatistheprobablerelationshipbetweenthespeakers?Bossandsecretary.Hostessandguest.Husbandandwife.聽第7段材料,回答第8、9題。WhydoesthewomanthinkJulyisthebesttimetomove?Theirbusinessisslow.Theweatherisfavorable.It'seasytohirepeople.Howwilltheyhandlethemoving?Finishitallatonce.Havethesalessectiongofirst.Doonedepartmentatatime.聽第8段材料,回答第10至12題。Howtoappreciateartworks.Howtodealwithartists.Howtorunamuseum.WhatdidPeterdoinChicago?Hestudiedatacollege.Heservedinthearmy.Heworkedinagallery.WhoseworksdidPeterlikebest?Rembrandt's.Botticelli1s.Rubens’.聽第9段材料,回答第13至16題。Wheredoestheconversationtakeplace?Atalibrary.Inalawfirm.Onatrain.BywhattimedidJohnplantofinishhistermpaper?March.August.OctoberWhydidJohnquithispart-timejob?Hehadtocatchupwithhisstudy.Hewasofferedabetterone.Hegottiredofit.WhatisSusan'sattitudetoJohn,sproblem?Carefree.Understanding.Forgiving.聽第10段材料,回答第17至20題。A.Afitnesscoach.B.Achessplayer.C.Amarathonrunner.Whywasthe2016Olympicsimportantforthespeaker?HewasmotivatedbyBolt.Hebrokeaworldrecord.Hewonfifthplace.Whichisthehardestforthespeaker?Gettingoveraninjury.Doingstrengthtraining.RepresentingBotswana.Whatisthespeakermainlytalkingabout?Hisplantogoforthegold.Hisexperienceonthetrack.Hisloveforhishomecountry.第二部分閱讀理解(共兩節(jié),滿分40分)第一節(jié)(共15小題;每小題2分,滿分30分)閱讀下列短文,從每題所給的A、B、C、D四個(gè)選項(xiàng)中,選出最佳選項(xiàng)。AHenryRaeburn(1756-1823)TheExhibitionThisexhibitionofsomesixtymasterpiecescelebratingthelifeandworkofScotland,sbestlovedpainter,SirHenryRaeburn,comestoLondon.Selectedfromcollectionsthroughouttheworld,itisthefirstmajorexhibitionofhisworktobeheldinoverfortyyears.LectureSeriesScottishNationalPortrait(肖像國)Gallerypresentsaseriesoflecturesforthegeneralpublic.TheyareheldintheLectureRoom.Admissiontolecturesisfree.AnIntroductiontoRaeburnRaeburn'sEnglishContemporariesSunday26Oct.,15.00Thursday30Oct.,13.10DUNCANTHOMSONJUDYEGERTONCharactersandCharacterisationinRaeburnandArtist'sTrainingintheRaeburnsPortraits18thCenturyThursday6Nov.,13.10Thursday13Nov.,13.10NICHOLASPHILLIPSONMARTINPOSTLEExhibitionTimesMonday-Saturday10.00-17.45Sunday12.00-17.45Lastadmissiontotheexhibition:17.15.Theisnore-admission.Closed:24-26Decemberand1JanuaryAdmission£4.ChiIdrenunder12yearsaccompaniedbyanadultareadmittedfree.SchoolsandCollegesAspeciallowentrancechargeof£2perpersonisavailabletoallinful1-timeeducation,uptoandincludingthoseatfirstdegreelevel,inorganisedgroupswithteachers.WhatistherighttimeforattendingRaeburn9sEnglishContemporariesA.Sun.26Oct.Thurs.30Oct.Thurs.6Nov.Thurs.13Nov.Howmuchwouldacouplewithtwochildrenunder12payforadmission?£4.£8.£12.D.£16.Howcanfull-timestudentsgetgroupdiscounts?TheyshouldgoonSundaymornings.Theyshouldcomefromartschools.Theymustbeledbyteachers.TheymusthaveIDcardswiththem.BIn1916,twogirlsofwealthyfamilies,bestfriendsfromAuburn,N.Y.一DorothyWoodruffandRosamondUnderwood-traveledtoasettlementintheRockyMountainstoteachinaone-roomschoolhouse.ThegirlshadgonetoSmithCollege.Theyworeexpensiveclothes.SoforthemtomovetoElkhead,Colo,toinstructthechiIdrenwhoseshoeswereheldtogetherwithstringwasasurprise.TheirstayinElkheadisthesubjectofNothingDaunted:TheUnexpectedEducationofTwoSocietyGirlsintheWestbyDorothyWickenden,whoisamagazineeditorandDorothyWoodruff1sgranddaughter.Whydidtheygothen?Well,theywantedtodosomethinguseful.Soon,however,theyrealizedwhattheyhadundertaken.Theymovedinwithalocalfamily,theHarrisons,and,likethem,hadlittleprivacy,rarebaths,andablanketofsnowontheirquiltwhentheywokeupinthemorning.Somemornings,RosamondandDorothywouldarriveattheschoolhousetofindthechiIdrenweepingfromthecold.Inspring,thesnowwasreplacedbymudoverice.InWickenden*sbook,sheexpandedonthehistoryoftheWestandalsoonfeminism,whichofcourseinfluencedthegirls'decisiontogotoElkhead.Ahair-raisingsectionconcernsthebuildingoftherailroads,whichentailed(牽涉)drillingthroughtheRockies,ofteninblindingsnowstorms.ThebookendswithRosamondandDorothy*sreturntoAuburn.Wickendenisaverygoodstoryteller.Thesweepofthelandandthestoicism(堅(jiān)忍)ofthepeoplemovehertosomebeautifulwriting.HereisapictureofDorothyWoodruff,onherhorse,lookingdownfromahilltop:aWhenthesunslippedbehindthemountains,itshedarosyglowallaroundthem.Thenafullmoonrose.Thesnowwasmarkedonlybysmallanimals:foxes,coyotes,mice,andvaryinghares,whichturnedwhiteinthewinter.”WhydidDorothyandRosamondgototheRockyMountains?Toteachinaschool.TostudyAmericanhistory.Towriteabook.Todosightseeing.Whatcanwelearnaboutthegirlsfromparagraph3?Theyenjoyedmuchrespect.Theyhadaroomwithabathtub.Theylivedwiththelocalkids.Theysufferedseverehardships.WhichpartofWickenden,swritingishair-raising?TheextremeclimateofAuburn.ThelivingconditionsinElkhead.TherailroadbuildingintheRockies.ThenaturalbeautyoftheWest.Whatisthetext?Anewsreport.Abookreview.Achildren,sstory.Adiaryentry.CCanasmallgroupofdrones(無人機(jī))guaranteethesafetyandreliabilityofrailwaysand,atthesametime,helprailwayoperatorssavebillionsofeuroseachyear?Thatistheverylikelyfutureofapplyingtoday's"eyesinthesky“technologytomakingsurethatthemillionsofkilometresofrai1tracksandinfrastructure(基礎(chǔ)設(shè)施)worldwidearesafefortrainsona24/7basis.Dronesarealreadybeingusedtoexaminehigh-tensionelectricallines.Theycoulddopreciselythesamethingtoinspectrailwaylinesandothervitalaspectsofrailinfrastructuresuchasthecorrectpositionofrailwaytracksandswitchingpoints.Themoreregularlytheycanbeinspected,themorerailwaysafety,reliabilityandon-timeperformancewillbeimproved.Costswouldbecutandoperationswou1dbemoreefficient(高效)acrosstheboard.Thatincludeshugesavingsinmaintenancecostsandbetterprotectionofrailwaypersonnelsafety.ItiscalculatedthatEuropeanrailwaysalonespendapproximately20billioneurosayearonmaintenance,includingsendingmaintenancestaff,oftenatnight,toinspectandrepairtherai1infrastructure.Thatcanbedangerousworkthatcouldbeavoidedwithdronesassistingthecrews'efforts.Byusingthelatesttechnologies,dronescouldalsostartprovidinghigher-valueservicesforraiIways,detectingfaultsintherailorswitches,beforetheycancauseanysafetyproblems.Toperformthesetasks,dronesforraildon'tneedtobeflyingoverhead.Engineersarenowworkingonanewconcept:therai1dronesofthefuture.Theywillbemovingonthetrackaheadofthetrain,andprogrammedtorunautonomously.Verysmal1droneswithadvancedsensorsandAIandtravellingaheadofthetraincouldguideitlikeaco-pilot.Withtheirabilitytoseeahead,theycouldsignalanyproblem,sothatfastmovingtrainswouldbeabletoreactintime.Whatmakestheapplicationofdronestorai1linespossible?Theuseofdronesincheckingonpowerlines.Drones'abilitytoworkathighaltitudes.Thereductionofcostindesigningdrones.Drones'reliableperformanceinremoteareas.Whatdoes“maintenance“underlinedinparagraph3referto?Personnelsafety.Assistancefromdrones.Inspectionandrepair.Constructionofinfrastructure.Whatfunctionisexpectedoftheraildrones?Toprovideearlywarning.Tomaketrainsrunautomatically.Toearnprofitsforthecrews.Toacceleratetransportation.Whichisthemostsuitabletitleforthetext?WhatFaultsCanBeDetectedwithDronesHowProductionofDronesCanBeExpandedWhatDifficultyDroneDevelopmentWillFaceHowDronesWillChangetheFutureofRailwaysDTheGovernmentfssugartaxonsoftdrinkshasbroughtinhalfasmuchmoneyasMinistersfirstpredicteditwouldgenerate,thefirstofficialdataonthepolicyhasshown.FirstannouncedinApril,2016,thetaxwhichappliestosoftdrinkscontainingmorethan5gofsugarper100ml,wasintroducedtohelpreducechildhoodobesity(月巴胖).Itisbelievedthattoday'schildrenandteenagersareconsumingthreetimestherecommendedlevelofsugar,puttingthematahigherriskofthedisease.Initiallythesugartaxwasexpectedtomake£520mayearfortheTreasury.However,dataofthefirstsixmonthsshoweditwouldmakelessthanhalfthisamount.Atpresentitisexpectedtogenerate£240mfortheyearendinginApril2019,whichwillgotoschoolsports.Itcomesaftermorethanhalfofsoftdrinkssoldinshopshavehadtheirsugarlevelscutbymanufacturers(制造商)sotheycanavoidpayingthetax.Drinksnowcontain45millionfewerkilosofsugarasaresultofmanufacturersyeffortstoavoidthecharge,accordingtoTreasuryfigures.SinceAprildrinkscompanieshavebeenforcedtopaybetween18pand24pforeverylitreofsugarydrinktheyproduceorimport,dependingonthesugarcontent.However,somehighsugarbrands,likeClassicCocaCola,haveacceptedthesugartaxandarerefusingtochangeforfearofupsettingconsumers.Fruitjuices,milk-baseddrinksandmostalcoholicdrinksarefreeofthetax,asaresmallcompaniesmanufacturingfewerthanlmlitresperyear.Today'sfigures,accordingtoonegovernmentofficial,showthepositiveinfluencethesugartaxishavingbyraisingmillionsofpoundsforsportsfacilities(設(shè)施)andhealthiereatinginschools.Helpingthenextgenerationtohaveahealthyandactivechildhoodisofgreatimportance,andtheindustryisplayingitspart.Whywasthesugartaxintroduced?A.Tocollectmoneyforschools. B.Toimprovethequalityofdrinks.C.Toprotectchildren,shealth. D.Toencourageresearchineducation.Howdidsomedrinkscompaniesrespondtothesugartax?A.Theyturnedtooverseasmarkets. B.Theyraisedthepricesoftheirproducts.C.Theycutdownontheirproduction. D.TheyreducedtheirproductsJsugarcontent.Fromwhichofthefollowingisthesugartaxcollected?A.Mostalcoholicdrinks.B.Milk-baseddrinks.C.Fruitjuices.D.ClassicCoke.Whatcanbeinferredabouttheadoptionofthesugartaxpolicy?A.Itisashort-sighteddecision.B.Itisasuccessstory.C.Itbenefitsmanufacturers. D.Itupsetscustomers.第二節(jié)(共5小題;每小題2分,滿分10分)根據(jù)短文內(nèi)容,從短文后的選項(xiàng)中選出能填入空白處的最佳選項(xiàng)。選項(xiàng)中有兩項(xiàng)為多余選項(xiàng)。Friendshipneedscareandattentiontokeepitingoodhealth.Herearefivewaystosustain(保持)long-distancefriendships.SetaregulardateLong-lastingfriendshipssharethecharacteristicthatbothsidesequallycontact(聯(lián)系)andsharewithoneanother.Withbusyschedules,squeezinginphonecallscanbeachallenge.36 .Moreisn,talwaysmerrierMakesureyouhavecommunicatedwithyourfriendabouthowfrequentlyeachofyouwantstobecontactedandwhatmethodworksbestforyouboth.37.Therearealternativestoconstantwrittencommunication,suchasleavingvoicemessagesorhavingagroupchat.Practiseempathy(共情)38.Thefriendwhoisremainingneedstobesensitivetoalltheadditionaltimedemandsplacedonthefriendwhohasmoved.Theoneinthenewenvironmentshouldbesympathetictothefactthatyourfriendmayfeelabandoned.39Anniversariesandbirthdayscarryevenmoreweightinlong-distancefriendships.Althoughtechnologymightmakeday-to-daycommunicationpossible,extraeffortgoesalongwayonspecialdays.Simplykeepingadiarythatkeepstrackoffriends*birthdaysandotherimportantdateswillmakesurenothingslipsbyyou.,Don'trelyontechnologyalone40,butlong-distancefriendships-evencloseones-mayrequiremoreconsciousefforttosustain.Trytoseekoutchancestorenewfriendships.Howtodoit?Justspendface-to-facetimetogetherwheneverpossible.RememberimportantdatesCompensatebywritinglettersItisalsohelpfulforyoutobeafriendshipkeeperTrytofindatimethatworksforbothofyouandsticktoitFriendsneedtotalkabouttheirpreferredmethodsofcommunicationItiseasytohaveasenseofconnectednessthroughsocialmediaG.Youmaybethefriendwholeftortheonewhowasleftbehind第三部分語言知識(shí)運(yùn)用(共兩節(jié),滿分45分)第一節(jié)(共20小題;每小題1.5分,滿分30分)閱讀下面短文,從短文后各題所給的A、B、C和D四個(gè)選項(xiàng)中,選出可以填入空白處的最佳選項(xiàng)。Youngchildrenacrosstheglobeenjoyplayinggamesofhideandseek.Forthem,there,ssomethinghighlyexcitingabout_41_someoneelse*sglanceandmakingoneselfunabletobeseen.However,weal1witnessthatpreschoolchildrenareremarkably_42_athiding.Theyoftencoveronlytheireyeswiththeirhands,leavingtherestoftheirbodies_43—.Foralongtime,thisineffectivehidingmethodwas_44—asevidencethatchildrenarehopelessly"egocentric”(自我中心的)creatures.Butour_45_researchresultsinchilddevelopmentalpsychology_46 thatidea.Webroughtyoungchildrenaged2-4intoourMindsinDevelopmentLabatUSC.Each_47_satdownwithanadultwhocoveredherowneyesor_48—.Wethenaskedthechildifshecould_49_orheartheadult.Surprisingly,

childrenrepliedthattheycouldn,t.Thesame50happenedwhentheadultcoveredherownmouth:_51—childrensaidthattheycouldn*t_52—toher.Anumberof_53—ruledoutthatthechildrenmisunderstoodwhattheywerebeingasked.Theresultswereclear:Ouryoungsubjects_54_thequestionsandknew_55_whatwasaskedofthem.Their_56_tothequestionsreflectedtheirtrue_57—that“Icanseeyouonlyifyoucanseeme,too."Theysimply_58_mutual(相互的)recognitionandregard.Our_59_suggestwhenachild"hides"byputtingablanketoverherhead,itisnotaresultofegocentrism.Infact,childrenconsiderthismethod—60_whenothersuseit.41.A.followingB.takingC.escaping D.directing42.A.cleverB.bad C.scared D.quick43.A.exposedB.examined C.untouched D.imbalanced44.A.supportedB.guaranteedC,imagined D.interpreted45.A.disappointingB.mixedC.surprising D.desired46.A.explainedB.confirmedC,contradicted D.tested47.A.parentB.childC.researcher D.doctor48.A.feet B.nose C.handsD.ears49.A.seeB.help C.reach D.fool50.A.eventB.thingC.action D.accident51.A.Yet B.Now C.SoonD.Once52.A.speakB.listenC.turn D.waveassumptions54.A.comprehendedB.predictedc.exploredD.ignored55.A.partlyB.honestlyc.vaguelyD.exactly56.A.responsesB.approachesC.contributionD.sensitivity57.A.abilityB.beliefC.identityD.purpose58.A.holdbackB.relatetoC.insistonD.makeup59.A.limitationsB.requirementsc.theoriesD.findings60.A.tentativeB.impressiveC.creativeD.effective第二節(jié)(共10小題;每小題1.5分,滿分15分)53.A.instructionsB.descriptionsC.experimentsD.閱讀下面短文,在空白處填入1個(gè)適當(dāng)?shù)膯卧~或括號(hào)內(nèi)單詞的正確形式。May21stthisyearmarksthefirstInternationalTeaDay,whichwasnamedofficially_61theUnitedNationsonNovember27th,2019.Tocelebrate—62_festival,anumberofeventstookplaceattheChineseBusinessmanMuseuminBeijingonThursday.ThechairmanoftheChinaCulturePromotionSociety_63_(address)theopeningceremony."AsamainpromoteroftheInternationalTeaDay,thebirthplaceofteaandthe_64—(large)tea-producingcountry,Chinahasa-65 (responsible)toworkwithothercountriestopromotethehealthydevelopmentoftheteaindustry.Itcanhelptobuildacommunitywitha_66_(share)futureformankind,“hesaid.The“FirstInternationalTeaDayTeaRoadCooperativeInitiative“issued(發(fā)布)attheceremonycallsforpeopleworkingintheteaindustrytocometogethertopromoteinternationalcooperation 67 culturalexchanges.Afour-yearteapromotion-TeaRoadCooperativePlan-wasalsoissuedinaccordancewiththeinitiative.68_(strengthen)theconnectionwithyoungpeople,theeventincludedanumberofpublicpromotionalactivitiesonsocialmedia,_69(invite)twenty-nineteaprofessionalsfromaroundtheworldtohavethirty-sixhoursofuninterruptedlivebroadcasts.TheChineseAncientTeaMuseumwasofficiallyunveiled(揭幕)attheceremony,opening70—(it)firstexhibition:TheAvenueofTruth-ASpecialExhibitionofPu'erTea.第四部分寫作(共兩節(jié),滿分35分)第一節(jié)短文改錯(cuò)(共10小題;每小題1分,滿分10分)假定英語課上老師要求同桌之間交換修改作文,請你修改你同桌寫的以下作文,文中共有10處語言錯(cuò)誤,每句中最多有兩處。每處錯(cuò)誤僅涉及一個(gè)單詞的增加、刪除或修改。增加:在缺詞處加一個(gè)漏字符號(hào)O,并在其下面寫出該加的詞。刪除:把多余的詞用斜線(/)劃掉。修改:在錯(cuò)的詞下劃一橫線,并在該詞下面寫出修改后的詞。注意:1.每處錯(cuò)誤及其修改均僅限一詞;2.只允許修改10處,多者(從第11處起)不計(jì)分。Weallknowthatcyclingisagreatlyexercise.Adoctortellsmepeoplewholivesthelongestaredancersandcyclists.Maybeitisbecausethecombinationoffreshair,smoothmovementandexercise.Whetheryourideabicycle,youdon'tusepetrol.Sotheyarenotproducingcarbondioxideandnotcauseairpollution.Justseehowcarshavebeentakenoverourcities.Theyoftenrunathighspeeds,whatmayputourlivesindanger.Andthereweretrafficjams,too.Ourcitieswillbebetterplacesifwereplacecarswithbicycle.第二節(jié)書面表達(dá)(滿分25分)學(xué)校英文報(bào)正在開展以LearningEnglishBeyondtheClassroom為題的討論。請使用圖表中的調(diào)查結(jié)果寫一篇短文投稿,內(nèi)容包括:1.學(xué)習(xí)活動(dòng)狀況描述:2.簡單評(píng)論;3.你的建議。

65°..注意:.詞數(shù)100左右;.短文的題目和首句已為你寫好。2022年普通高等學(xué)校招生全國統(tǒng)一考試(全國乙卷理綜)一、單選題1、有絲分裂和減數(shù)分裂是哺乳動(dòng)物細(xì)胞分裂的兩種形式。某動(dòng)物的基因型是Aa,若該動(dòng)物的某細(xì)胞在四分體時(shí)期一條染色單體上的A和另一條染色單體上的a發(fā)生了互換,則通常情況下姐妹染色單體分離導(dǎo)致等位基因A和a進(jìn)入不同細(xì)胞的時(shí)期是A.有絲分裂的后期 B.有絲分裂的末期C.減數(shù)第一次分裂 D.減數(shù)第二次分裂2、某同學(xué)將一株生長正常的小麥置于密閉容器中,在適宜且恒定的溫度和光照條件下培養(yǎng),發(fā)現(xiàn)容器內(nèi)CO2含量初期逐漸降低,之后保持相對穩(wěn)定。關(guān)于這一實(shí)驗(yàn)現(xiàn)象,下列解釋合理的是A.初期光合速率逐漸升高,之后光合速率等于呼吸速率B.初期光合速率和呼吸速率均降低,之后呼吸速率保持穩(wěn)定C.初期呼吸速率大于光合速率,之后呼吸速率等于光合速率D.初期光合速率大于呼吸速率,之后光合速率等于呼吸速率3、運(yùn)動(dòng)神經(jīng)元與骨骼肌之間的興奮傳遞過度會(huì)引起肌肉痙攣,嚴(yán)重時(shí)會(huì)危及生命。下列治療方法中合理的是A.通過藥物加快神經(jīng)遞質(zhì)經(jīng)突觸前膜釋放到突觸間隙中B.通過藥物阻止神經(jīng)遞質(zhì)與突觸后膜上特異性受體結(jié)合C.通過藥物抑制突觸間隙中可降解神經(jīng)遞質(zhì)的酶的活性D.通過藥物增加突觸后膜上神經(jīng)遞質(zhì)特異性受體的數(shù)量4、某種酶P由RNA和蛋白質(zhì)組成,可催化底物轉(zhuǎn)化為相應(yīng)的產(chǎn)物。為探究該酶不同組分催化反應(yīng)所需的條件。某同學(xué)進(jìn)行了下列5組實(shí)驗(yàn)(表中“+”表示有,“一”表示無)。實(shí)驗(yàn)組①2③④⑤底物+++++RNA組分++—+—蛋白質(zhì)組分+—+—+低濃度Mg2++++——高濃度Mg2+一——++產(chǎn)物+——+—根據(jù)實(shí)驗(yàn)結(jié)果可以得出的結(jié)論是A.酶P必須在高濃度Mg?+條件下才具有催化活性B.蛋白質(zhì)組分的催化活性隨Mg2+濃度升高而升高C.在高濃度Mg2+條件下RNA組分具有催化活性D.在高濃度Mg?+條件下蛋白質(zhì)組分具有催化活性5、分層現(xiàn)象是群落研究的重要內(nèi)容。下列關(guān)于森林群落分層現(xiàn)象的敘述,正確的是①森林群落的分層現(xiàn)象提高了生物對環(huán)境資源的利用能力②森林植物從上到下可分為不同層次,最上層為灌木層③垂直方向上森林中植物分層現(xiàn)象與對光的利用有關(guān)(4)森林群落中動(dòng)物的分層現(xiàn)象與食物有關(guān)⑤森林群落中植物的分層現(xiàn)象是自然選擇的結(jié)果⑥群落中植物垂直分層現(xiàn)象的形成是由動(dòng)物種類決定的A.①③④⑤ B.②④⑤⑥C.①②③⑥ D.③④⑤⑥6、依據(jù)雞的某些遺傳性狀可以在早期區(qū)分雌雄,提高養(yǎng)雞場的經(jīng)濟(jì)效益。已知雞的羽毛性狀蘆花和非蘆花受1對等位基因控制。蘆花雞和非蘆花雞進(jìn)行雜交,正交子代中蘆花雞和非蘆花雞數(shù)目相同,反交子代均為蘆花雞。下列分析及推斷錯(cuò)誤的是A.正交親本中雌雞為蘆花雞,雄雞為非蘆花雞B.正交子代和反交子代中的蘆花雄雞均為雜合體C.反交子代蘆花雞相互交配,所產(chǎn)雌雞均為蘆花雞D.僅根據(jù)羽毛性狀蘆花和非蘆花即可區(qū)分正交子代性別.生活中處處有化學(xué),下列敘述正確的是( )A.HB鉛筆芯的成分為二氧化鉛 B.碳酸氫鈉可做食品膨松劑C.青銅和黃銅是不同結(jié)構(gòu)的單質(zhì)銅 D.焰火中紅色來源于鈉鹽灼燒.一種實(shí)現(xiàn)二氧化碳固定及再利用的反應(yīng)如下:VCO2八人 ?OO催化劑I」化合物1化合物2下列敘述正確的是( )A.化合物1分子中的所有原子共平面 B.化合物1與乙醇互為同系物C.化合物2分子中含有羥基和酯基 D.化合物2可以發(fā)生開環(huán)聚合反應(yīng).某白色粉末樣品,可能含有Na2sO,、Na2so3、Na2s2O3和Na2co、.取少量樣品進(jìn)行如下實(shí)驗(yàn):①溶于水,得到無色透明溶液②向①的溶液中滴加過量稀鹽酸,溶液變渾濁,有刺激性氣體逸出.離心分離.③取②的上層清液,向其中滴加BaCl?溶液有沉淀生成.該樣品中確定存在的是( )A.Na2soQNa2s2O3 B.Na2so3、Na2S2O3C.Na2so八Na2cO?D.Na2so3、Na2cO3實(shí)驗(yàn)操作現(xiàn)象結(jié)論A向NaBr溶液中滴加過量氯水,再加入淀粉KI溶液先變橙色,后變藍(lán)色氧化性:Cl2>Br2>I2B向蔗糖溶液中滴加稀硫酸,水浴加熱,加入新制的Cu(OH)2懸濁液無磚紅色沉淀蔗糖未發(fā)生水解C石蠟油加強(qiáng)熱,將產(chǎn)生的氣體通入Bq的CCL溶液溶液紅棕色變無色氣體中含有不飽和煌D加熱試管中的聚氯乙烯薄膜碎片試管口潤濕的藍(lán)色石蕊試紙變紅氯乙烯加聚是可逆反應(yīng)10.由實(shí)驗(yàn)操作和現(xiàn)象,可得出相應(yīng)正確結(jié)論的是( )A.AB.BC.CD.D11.化合物(RXsZgZWS)可用于電訊器材、高級(jí)玻璃的制造.W、X、丫、Z為短周期元素,原子序數(shù)依次增加,且加和為21.YZ2分子的總電子數(shù)為奇數(shù)常溫下為氣體.該化合物的熱重曲線如圖所示,在200C以下熱分解時(shí)無刺激性氣體逸出.下列序數(shù)正確的是( )求求IztJs區(qū)學(xué)三A.W、X、Y、Z的單質(zhì)常溫下均為氣體B.最高價(jià)氧化物的水化物酸性:Y<X100?200℃階段熱分解失去4個(gè)W?Z500℃熱分解后生成固體化合物X2Z3.Li-O,電池比能量高,在汽車、航天等領(lǐng)域具有良好的應(yīng)用前景.近年來科學(xué)家研究了一種光照充電Li-電池(如圖所示).光照時(shí),光催化電極產(chǎn)生電子⑹)和空穴(h+),驅(qū)動(dòng)陰極反應(yīng)(Li++e-=Li)和陽極反應(yīng)(Li2()2+2h+=2Li++O2)對電池進(jìn)行充電.下列敘述錯(cuò)誤的是( )光催化電極金屬鋰光催化電極金屬鋰A.充電時(shí),電池的總反應(yīng)Liq2=2Li+C)2B.充電效率與光照產(chǎn)生的電子和空穴量有關(guān)C.放電時(shí),Li+從正極穿過離子交換膜向負(fù)極遷移D.放電時(shí),正極發(fā)生反應(yīng)O2+2Li++2e-=Li2O2.常溫下,一元酸HA的Ka(HA)=1.0x10-3.在某體系中,由與A」離子不能穿過隔膜,未電離的HA可自由穿過該膜(如圖所示).溶液I膜 溶液HpH=7.0pH=1.0H++A-=HA,?~~―?HAWH++A-設(shè)溶液中c£HA)=c(HA)+c(A-),當(dāng)達(dá)到平衡時(shí),下列敘述正確的是()A.溶液I中c(H+)=c(0H-)+c(A1B,溶液H中的HA的電離度—-L為」一[c總(HA)I101C.溶液I和n中的c(HA)不相等D.溶液I和II中的c£HA)之比為10”二、選擇題:.2022年3月,中國航天員翟志剛、王亞平、葉光富在離地球表面約400km的“天宮二號(hào)”空間站上通過天地連線,為同學(xué)們上了一堂精彩的科學(xué)課。通過直播畫面可以看到,在近地圓軌道上飛行的“天宮二號(hào)”中,航天員可以自由地漂浮,這表明他們( )A.所受地球引力的大小近似為零B.所受地球引力與飛船對其作用力兩者的合力近似為零C.所受地球引力的大小與其隨飛船運(yùn)動(dòng)所需向心力的大小近似相等D.在地球表面上所受引力的大小小于其隨飛船運(yùn)動(dòng)所需向心力的大小.如圖,一不可伸長輕繩兩端各連接一質(zhì)量為m的小球,初始時(shí)整個(gè)系統(tǒng)靜置于光滑水平桌面上,兩球間的距離等于繩長心一大小為F的水平恒力作用在輕繩的中點(diǎn),方向與兩球連線垂直。當(dāng)兩球運(yùn)動(dòng)至二者相距]L時(shí),它們加TOC\o"1-5"\h\z速度的大小均為( )A.些 B." C." D.工8m 5m 8/n 10/n.固定于豎直平面內(nèi)的光滑大圓環(huán)上套有一個(gè)小環(huán),小環(huán)從大圓環(huán)頂端尸點(diǎn)由靜止開始自由下滑,在下滑過程中,小環(huán)的速率正比于( )A.它滑過的弧長 B.它下降的高度C.它到P點(diǎn)的距離 D.它與P點(diǎn)的連線掃過的面積.一點(diǎn)光源以113W的功率向周圍所有方向均勻地輻射波長約為6x1(T7m的光,在離點(diǎn)光源距離為R處每秒垂直通過每平方米的光子數(shù)為3xl()u個(gè)。普朗克常量為/z=6.63xl(rMj.s。R約為(A.lxlO2mB.3xlO2mC.6xl02mD.9xl02m.安裝適當(dāng)?shù)能浖螅弥悄苁謾C(jī)中的磁傳感器可以測量磁感應(yīng)強(qiáng)度及如圖,在手機(jī)上建立直角坐標(biāo)系,手機(jī)顯示屏所在平面為xOy面。某同學(xué)在某地對地磁場進(jìn)行了四次測量,每次測量時(shí)y軸指向不同方向而z軸正向保持豎直向上。根據(jù)表中測量結(jié)果可推知( )測量序號(hào)紇々T耳/眼旦/門1021-4520-20-463210-454-210-45A.測量地點(diǎn)位于南半球 B.當(dāng)?shù)氐牡卮艌龃笮〖s為50第C.第2次測量時(shí)y軸正向指向南方D.第3次測量時(shí)y軸正向指向東方19.如圖,兩對等量異號(hào)點(diǎn)電荷+4、-4(q>0)固定于正方形的4個(gè)頂點(diǎn)上。L.N是該正方形兩條對角線與其內(nèi)切圓的交點(diǎn),。為內(nèi)切圓的圓心,M為切點(diǎn)。則( )L和N兩點(diǎn)處的電場方向相互垂直M點(diǎn)的電場方向平行于該點(diǎn)處的切線,方向向左C.將一帶正電的點(diǎn)電荷從“點(diǎn)移動(dòng)到。點(diǎn),電場力做正功D.將一帶正電的點(diǎn)電荷從L點(diǎn)移動(dòng)到N點(diǎn),電場力做功為零

20.質(zhì)量為Ikg的物塊在水平力F的作用下由靜止開始在水平地面上做直線運(yùn)已知物塊與地面間的動(dòng)摩擦因數(shù)為0.2,重力動(dòng),尸與時(shí)間,的關(guān)系如圖所示加速度大小取g=10m/s2。則已知物塊與地面間的動(dòng)摩擦因數(shù)為0.2,重力B.6sB.6s時(shí)物塊回到初始位置D.()~6s時(shí)間內(nèi)尸對物塊所做的功為3s時(shí)物塊的動(dòng)量為12kg?m/s40J一種可用于衛(wèi)星上的帶電粒子探測裝置,由兩個(gè)同軸的半圓柱形帶電導(dǎo)體極板(半徑分別為R和R+")和探測器組成,其橫截面如圖(a)所示,點(diǎn)。為圓心。在截面內(nèi),極板間各點(diǎn)的電場強(qiáng)度大小與其到。點(diǎn)的距離成反比,方向指向。點(diǎn)。4個(gè)帶正電的同種粒子從極板間通過,到達(dá)探測器。不計(jì)重力。粒子1、2做圓周運(yùn)動(dòng),圓的圓心為。、半徑分別為(、r2(R<r}<r2<R+d);粒子3從距。點(diǎn)4的位置入射并從距。點(diǎn)4的位置出射;粒子4從距。點(diǎn)4的位置入射并從距。點(diǎn)弓的位置出射,軌跡如圖(b)中虛線所示。則( )圖(b)A.粒子3入射時(shí)的動(dòng)能比它出射時(shí)的大B.粒子4入射時(shí)的動(dòng)能比它出射時(shí)的大C.粒子1入射時(shí)的動(dòng)能小于粒子2入射時(shí)的動(dòng)能D.粒子1入射時(shí)的動(dòng)能大于粒子3入射時(shí)的動(dòng)能三、非選擇題:

(一)必考題:(5分)用雷達(dá)探測一高速飛行器的位置。從某時(shí)刻(/=0)開始的一段時(shí)間內(nèi),該飛行器可視為沿直線運(yùn)動(dòng),每隔1s測量一次其位置,坐標(biāo)為x,結(jié)果如下表所示:t/s0123456x/m050710941759250533294233回答下列問題:(1)根據(jù)表中數(shù)據(jù)可判斷該飛行器在這段時(shí)間內(nèi)近似做勻加速運(yùn)動(dòng),判斷的理由是::(2)當(dāng)x=507m時(shí),該飛行器速度的大小n=m/s;(3)這段時(shí)間內(nèi)該飛行器加速度的大小a=m/s2(保留2位有效數(shù)字)。(10分)一同學(xué)探究阻值約為5500的待測電阻尺在0?5mA范圍內(nèi)的伏安特性??捎闷鞑挠校弘妷罕鞻(量程為3V,內(nèi)阻很大),電流表A(量程為1mA,內(nèi)阻為3(X)0),電源E(電動(dòng)勢約為4V,內(nèi)阻不計(jì)),滑動(dòng)變阻器R(最大阻值可選10。或1.5kn),定值電阻4(阻值可選75n或150。),開關(guān)S,導(dǎo)線若干。R-(v)-R-(v)-二一T1:;sE:

圖(a)(1)要求通過人的電流可在()?5mA范圍內(nèi)連續(xù)可調(diào),在答題卡上將圖(a)所示的器材符號(hào)連線,畫出實(shí)驗(yàn)電路的原理圖;(2)實(shí)驗(yàn)時(shí),圖(a)中的R應(yīng)選最大阻值為(填“1()0”或“L5kQ”)的滑動(dòng)變阻器,凡應(yīng)選阻值為(填“75Q”或“150Q”)的定值電阻;(3)測量多組數(shù)據(jù)可得&的伏安特性曲線。若在某次測量中,電壓表、電流表的示數(shù)分別如圖(b)和圖(c)所示,則此時(shí)&兩端的電壓為V,流過段的電流為mA,此組數(shù)據(jù)得到的&的阻值為。(保留3位有效數(shù)字)。圖(b)圖(b)ffi(c)(12分)如圖,一不可伸長的細(xì)繩的上端固定,下端系在邊長為/=0.40m的正方形金屬框的一個(gè)頂點(diǎn)上。金屬框的一條對角線水平,其下方有方向垂直于金屬框所在平面的勻強(qiáng)磁場。已知構(gòu)成金屬框的導(dǎo)線單位長度的阻值為2=5.0xl0-3Q/m;在r=0至h=3.0s時(shí)間內(nèi),磁感應(yīng)強(qiáng)度大小隨時(shí)間f的變化關(guān)系為8⑺=0.3—O.lf(SI)。求(1)r=2.0s時(shí)金屬框所受安培力的大??;(2)在/=0到r=2.0s時(shí)間內(nèi)金屬框產(chǎn)生的焦耳熱。(20分)如圖(a),一質(zhì)量為6的物塊A與輕質(zhì)彈簧連接,靜止在光滑水平面上:物塊8向A運(yùn)動(dòng),,=0時(shí)與彈簧接觸,至0=21。時(shí)與彈簧分離,第一次碰撞結(jié)束,A、8的vt圖像如圖(b)所示。已知從r=0至卜=J時(shí)間內(nèi),物塊A運(yùn)動(dòng)的距離為0.36%小。A、B分離后,A滑上粗糙斜面,然后滑下,與一直在水平面上運(yùn)動(dòng)的8再次碰撞,之后A再次滑上斜面,達(dá)到的最高點(diǎn)與前一次相同。斜面傾角為。(sin。=0.6),與水平面光滑連接。碰撞過程中彈簧始終處于彈性限度內(nèi)。求

圖(a) (b)(1)第一次碰撞過程中,彈簧彈性勢能的最大值;(2)第一次碰撞過程中,彈簧壓縮量的最大值;(3)物塊A與斜面間的動(dòng)摩擦因數(shù)。(14分)廢舊鉛蓄電池的鉛膏中主要含有PbSOQPbO2>PbO和Pb。還有少量Ba、Fe、Al的鹽或氧化物等。為了保護(hù)環(huán)境、充分利用鉛資源,通過下圖流程實(shí)現(xiàn)鉛的回收。Na2CO3HAc,H2O2NaOH濾液濾渣濾液一些難溶電解質(zhì)的溶度積常數(shù)如下表:難溶電解質(zhì)PbSO4PbCO,BaSO4BaCO,%2.5x10-87.4x10大l.lxlO-102.6x10-9一定條件下,一些金屬氫氧化物沉淀時(shí)的pH如下表:金屬氫氧化物FelOH%Fe(OH)2AI(OH)3Pb(OH)2開始沉淀的pH7.2完全沉淀的pH9.1回答下列問題:(1)在“脫硫”中PbSO,轉(zhuǎn)化反應(yīng)的離子方程式為,用沉淀溶解平衡原理解釋選擇Na2cO3的原因 o(2)在“脫硫”中,加入Na2cO3不能使鉛膏中BaSC)4完全轉(zhuǎn)化,原因是

(3)在“酸浸”中,除加入醋酸(HAc),還要加入H2O2。(i)能被H2O2氧化的離子是;(ii)促進(jìn)了金屬Pb在醋酸中轉(zhuǎn)化為Pb(Ac)2,其化學(xué)方程式為 ,(iii)也。2也能使PbO2轉(zhuǎn)化為Pb(Ac)2,H2。?的作用是□“酸浸”后溶液的pH約為4.9,濾渣的主要成分是o“沉鉛”的濾液中,金屬離子有o27.(14分)二草酸合銅(II)酸鉀(([CugzODz])可用于無機(jī)合成、功能材料制備。實(shí)驗(yàn)室制備二草酸合銅(II)酸鉀可采用如下步驟:I.取已知濃度的CuSO4溶液,攪拌下滴加足量NaOH溶液,產(chǎn)生淺藍(lán)色沉淀。加熱,沉淀轉(zhuǎn)變成黑色,過濾。II.向草酸(H2c2。4)溶液中加入適量K2c固體,制得KHC2O4和K2c2?!换旌先芤?。III.將H的混合溶液加熱至80-85C,加入I中的黑色沉淀。全部溶解后,趁熱過濾。w.將m的濾液用蒸汽浴加熱濃縮,經(jīng)一系列操作后,干燥,得到二草酸合銅(ii)酸鉀晶體,進(jìn)行表征和分析?;卮鹣铝袉栴}:(1)由CuSO「5H,O配制I中的CuSOq溶液,下列儀器中不需要的是一(填儀器名稱)。FE-三E--E---FE-三E--E---E---E--(2)長期存放的CuSO/SH?。中,會(huì)出現(xiàn)少量白色固體,原因是一I中的黑色沉淀是(寫化學(xué)式)。^中原料配比為n(H2C2O4):n(K2CO3)=1.5:l,寫出反應(yīng)的化學(xué)方程式n中,為防止反應(yīng)過于劇烈而引起噴濺,加入K2co3應(yīng)采取的方法。III中應(yīng)采用進(jìn)行加熱。IV中“一系列操作”包括?28.(15分)油氣開采、石油化工、煤化工等行業(yè)廢氣普遍含有的硫化氫,需要回收處理并加以利用?;卮鹣铝袉栴}:(1)已知下列反應(yīng)的熱化學(xué)方程式:①2H2s(g)+3O2(g)^=2SO2(g)+2H2O(g) AH1=-1036J-moL②4H2s(g)+2SO2(g): =3S2(g)+4H2O(g)AH2=94J-mol-1③2H2(g)+O2(g)^=2H2O(g) AH3=-484kJ-moP1計(jì)算H2S熱分解反應(yīng)④2H2s(g); :S2(g)+2H2(g)的AH」=kJ-mol-1o(2)較普遍采用的H2s處理方法是克勞斯工藝。即利用反應(yīng)①和②生成單質(zhì)硫。另一種方法是:利用反應(yīng)④高溫?zé)岱纸釮A。相比克勞斯工藝,高溫?zé)岱纸夥椒ǖ膬?yōu)點(diǎn)是,缺點(diǎn)是o(3)在1470K、100kPa反應(yīng)條件下,將n(H2S):n(Ar)=1:4的混合氣進(jìn)行H2s熱分解反應(yīng)。平衡時(shí)混合氣中H2s與H2的分壓相等,H2s平衡轉(zhuǎn)化率為,平衡常數(shù)kPa?(4)在1373K、lOOkPa反應(yīng)條件下,對于n(H2S):n(Ar)分別為4:1、1:1、1:4、1:9、l:19的H2S-Ar混合氣,熱分解反應(yīng)過程中H2s轉(zhuǎn)化率隨時(shí)間的變化如下圖所示。聲聲J-JSW紫SX1①n(H2S):n(Ar)越小,H2s平衡轉(zhuǎn)化率,理由是。②n(H4):n(Ar)=l:9對應(yīng)圖中曲線,計(jì)算其在0-0.1s之間,H2s分壓的平均變化率為kPas_1o29、(10分)農(nóng)業(yè)生產(chǎn)中,農(nóng)作物生長所需的氮素可以NO3-的形式由根系從土壤中吸收。一定時(shí)間內(nèi)作物甲和作物乙的根細(xì)胞吸收NO3-的速率與02濃度的關(guān)系如圖所示?;卮鹣铝袉栴}。u a 5濃度(1)由圖可判斷NO3-進(jìn)入跟細(xì)胞的運(yùn)輸方式是主動(dòng)運(yùn)輸,判斷的依據(jù)是O(2)02濃度大于a時(shí)作物乙吸收NO3一速率不再增加,推測其原因是0(3)作物甲和作物乙各自在NO3-最大吸收速率時(shí),作物甲跟細(xì)胞的呼吸速率大于作物乙,判斷依據(jù)是0(4)據(jù)圖可知,在農(nóng)業(yè)生產(chǎn)中,為促進(jìn)農(nóng)作物對NO3-的吸收利用,可以采取的措施是—o30、(9分)甲狀腺激素在促進(jìn)機(jī)體新陳代謝和生長發(fā)育過程中發(fā)揮重要作用。為了研究動(dòng)物體內(nèi)甲狀腺激素的合成和調(diào)節(jié)機(jī)制,某研究小組進(jìn)行了下列相關(guān)實(shí)驗(yàn)。實(shí)驗(yàn)一:將一定量的放射性碘溶液經(jīng)腹腔注射到家兔體內(nèi),一定時(shí)間后測定家兔甲狀腺的放射性強(qiáng)度。實(shí)驗(yàn)二:給甲、乙、丙三組家兔分別經(jīng)靜脈注射一定量的生理鹽水、甲狀腺激素溶液、促甲狀腺激素溶液。一定時(shí)間后分別測定三組家兔血中甲狀腺激素的含量,發(fā)現(xiàn)注射的甲狀腺激素和促甲狀腺激素都起到了相應(yīng)的調(diào)節(jié)作用。回答下列問題。(1)實(shí)驗(yàn)一中,家兔甲狀腺中檢測到碘的放射性,出現(xiàn)這一現(xiàn)象的原因是O(2)根據(jù)實(shí)驗(yàn)二推測,丙組甲狀腺激素的合成量 (填“大于”或“小于“)甲組。乙組和丙組甲狀腺激素的合成量 (填“相同”或“不相同”),原因是=31、(8分)某研究小組借助空中拍照技術(shù)調(diào)查草原上地面活動(dòng)的某種哺乳動(dòng)物的種群數(shù)量,主要操作流程是選取樣方、空中拍照、識(shí)別照片中該種動(dòng)物并計(jì)數(shù)?;卮鹣铝袉栴}。(1)為保證調(diào)查的可靠性和準(zhǔn)確性,選取樣方是應(yīng)注意的主要事項(xiàng)有(答出3點(diǎn)即可)。(2)已知調(diào)查區(qū)域總面積為5,樣方面積為根,樣方內(nèi)平均個(gè)體數(shù)為〃,則該區(qū)域的種群數(shù)量為o(3)與標(biāo)志重捕法相比,上述調(diào)查方法的優(yōu)勢有(答出2點(diǎn)即可)。32、(12分)某種植物的花色有白、

溫馨提示

  • 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫網(wǎng)僅提供信息存儲(chǔ)空間,僅對用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對自己和他人造成任何形式的傷害或損失。

評(píng)論

0/150

提交評(píng)論