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南昌市秋水广场拥有亚洲最大的音乐喷泉群.一同学在远处观看秋水广场喷泉表演时,估测喷泉中心主喷水口的水柱约有40层楼高,表演结束时,靠近观察到该主喷水管口的圆形内径约有10cm,由此估算驱动主喷水的水...
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高三下学期物理《》真题及答案
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某市计划在新竣工的矩形广场的内部修建一个音乐喷泉要求音乐喷泉M.到广场的两个入口A.B.的距离相等且
10月16日至25日第七届全国城市运动会在江西省南昌市举行在开幕式上的精彩表演中发生化学变化的是
焰火表演
霓虹灯表演
音乐喷泉
气球升空
位于江西省南昌市的是著名的江南三大名楼之一
来宾市音乐喷泉每到周末都吸引不少市民前往观看.市民听到悦耳的音乐声是通过传入耳朵的霓虹灯光射向喷泉
冬至日这一天下列地点白昼最长的是
哈尔滨市
北京市
南昌市
抚州市
某市拟在新竣工的矩形广场的内部修建一个音乐喷泉要求音乐喷泉M.到广场的两个入口A.B.的距离相等且到
某市拟在新竣工的矩形广场的内部修建一个音乐喷泉要求音乐喷泉M.到广场的两个入口A.B.的距离相等且到
东华理工大学南昌校区地址
江西省南昌市国家经济技术开发区东兰大道418号
江西省南昌市国家经济技术开发区广兰大道418号
江西省南昌市国家经济技术开发区广兰大道419号
江西省南昌市国家经济技术开发区广兰大道420号
将樟树作为市树的是
南昌市
樟树市
赣州市
丰城市
如图13所示夏天的下午游客在城市的中心广场面向东方观看广场上的喷泉时看到在喷泉的周围出现了一道由各种
2012年南昌市开始地铁一号线建设计划2015年正式开通假设地铁列车从秋水广场站启动开始匀加速直线运
南昌市的长途电话区号
0791
0771
0931
0951
某市计划在新竣工的矩形广场的内部修建一个音乐喷泉要求音乐喷泉M.到广场的两个入口A.B.的距离相等且
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某市计划在新竣工的矩形广场的内部修建一个音乐喷泉要求音乐喷泉M.到广场的两个入口A.B.的距离相等且
南昌市的邮政编码是
310000
330000
410000
430000
某市计划在新竣工的矩形广场的内部修建一个音乐喷泉要求音乐喷泉M.到广场的两个入口A.B.的距离相等且
三级课程管理体制指的是_______________________________________
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BoatrightaWindermereresidentwhojustwentthroughmidtermsatBishopMooreHighSchoolwasfacedwithalife﹣or﹣deathsituationonaJunetripwithhisfellowScouts童子军upasteepNewMexicomountain.OneoftheirleadersRicCooperfelldownwithoutwarningsome11000feet.AccordingtoBoatrighttheboysknewitwasbadwhenCooper'seyesrolledbackintohishead. InsteadofstandingaroundhopingforthebestIdecidedtotakeoffrunningBoatrightsaid.HeandthreeotherScoutsbeganaspeedyanddangerousfour﹣milerunningdownthemountainwhiletheremainingScoutsandtroopleadersstayedwithCoopertoperformCPR心脏复苏术andbuildshelterItwasaroundlP.mbythistimeandthetemperaturewasreachingitspeakCooperhadsufferedfromaheartattack. BoatringhtandtheothersusedtheskillstheyhadlearnedasScoutstosuccessfullyclimbdownthepathtoBeaubienoneofthelargeststaffcampsatphilmontScoutRanch.TheytoldthepeopleabouttheincidentandarescuehelicopterwasimmediatelysenttomoveCoopertoaplaceofsafetyTheirmissionovertheboysdrankwaterandtriedtostaycalm. Itbeganhittingusthatwemayhaveseenthisguy'slastbreathsonearthBoatrightremembersthinking.WhenofficialsarrivedtotellthemaboutCooper'sconditiontheyaskedtheboystostepoutsideBoatrightandhisfellowScoutswereafraidthatmeantbadnews.Theysaid'Wellhe'sOK'Andthepausebetween'well'and‘OK'wasprobablythelongestmomentyoucouldeverfeel. TheScoutswhoaidedinsavingCooper'slifereceivedtheHonorMedalwhichhasonlybeengiventoalittlemorethan2000Scoutsinnearly100years.BoatrighthasalsobecmeaLifeScoutwhichisthesecond﹣highestrankHeisgratefulforalltheawardsbutmostlyheishumbled谦逊. HismotherEileenBennettishappyhersonheldontohisScouttrainingeveninsuchastressfulsituationSomanyScoutswillgothroughtheirentireScoutlifeandnevercomeacrossanythinglikethisImnothappythatthishappenedbutI'mjustsoproudthattheyhandleditthewaytheydidandmanagedtostayhumbleBennettsaid. 1.Whathappenedatthebeginningofthestory? A.Cooperfelldownthemountain. B.Boatrightwasawardedatschool. C.Cooperwasn'twarnedofthedanger. D.Boatright'seyesrolledbackintohishead. 2.WhatseemedtobethebestactiontotakebytheScouts? A.Seekinghelpfromthestaffcamp. B.Keepingthetemperaturedown. C.Havingagroupleadermeeting. D.Bringthesickdownthemountain. 4.HowdoesEileenBennettthinkoftheevent? A.ItrarelyhappenstoboyScouts. B.Ittaughttheboystobehumble. C.Itwasagoodtrainingexperience. D.Itprovedherson'sfriendsarethebest.
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NowanyonecanpretendtobeSpider﹣Manbysimplywearingasuitthatletsyoufeelhowcloseyouaretoanearbyobject.Itcanevenletthewearercontrolwiththeireyesclosed. ThesuitcalledSpiderSenseandbuiltbyVictorMateevitsioftheUniversityofIllinoisinChicagohassmallrobotic机器人的armswithmicrophonesthatsendoutandpickupultrasonicreflections超声波反射fromobjects.WhentheultrasoundfindssomeonemovingclosertothemicrophoneitknowsSevenarmsareequippedacrossthesuittogivethewearerasnearto360degreeultrasoundcoverageaspossible. WhensomeoneishittingSpider﹣Manhefeelsitandcanavoidit.OursuitisthesameideasaysMateevitsi.SpiderSensecouldhelpblindpeopletofindtheirwaymoreeasily.Mateevitsitestedthesuitoutonstudentsgettingthemtostandoutsideoncampuseyescoveredandfeelforattackersgettingclose.EachwearerhadninjacardboardthrowingstarstousewhenevertheysensedsomeonegettingcloseNinetyfivepercentofthetimetheywereabletosensesomeonecomingnearandthrowthestaratthemsaysMateevitsi. I'mveryexcitedaboutthissaysGershonDublonoftheMassachusettsInstituteofTechnologywhoalsoworksonotherpartsofthehumanbody.Mateevitsi'sworkisastepontheroadtogivinghumanstrulyintegratedextrasensoryperception超感知. Mateevitsiwantstousethesuitofjustafewsensorsonthearmsandbacktoincreasecyclists'awarenessofothertrafficontheroad.SpiderSenseisduetobepresentedataninternationalconferenceinGermanythisyear.TheteamnowplanstoaddmoresensorstothesuittoincreaseitsresolutionTheteamalsoplanstobeginexperimentsonSpiderSeneswithblindpeople. Wehumanshavethesensesthatwearebornwithandwecan'textendthemMateevitsisays.Buttherearesomethreatswhichareverydeadlybutwecan'tsensethemlikeradiaton辐射Electronicsensorscanfeelthosethreats. 1.HowcanSpiderSensehelpusinourdailylife? A.Make360degreeturns. B.Fightbackwhenattacked. C.Warnitswearerofacomingdanger. D.Sendoutandreceivetextmessages. 2.WhatcanweinferfromMateevitsi'stestofSpiderSense? A.Itisofgreatfun B.Itworkswell. C.Itreactstoblindpeople. D.Itiswelcomeoncaucus. 3.WhatcanwelearnaboutSpiderSensenow? A.Ithelpscyclistsontheroad. B.ItisstillaSpider﹣Manidea. C.Itisatthedevelopmentalstage. D.Itssensorssendoutradiation. 4.Whattypeoftextisthispassage? A.Asciencereport. B.Afilmreview. C.Amedicalrecord. D.Afairytale.
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一个四棱锥的直观图和三视图如图所示 1求证面PBD⊥面ABCD 2求三棱锥A﹣PDC的体积 3试在PB上求点M使得CM∥平面PDA.
过点A﹣11B13且圆心在x轴上的圆的方程为.
FiveyearsagowhenItaughtartataschoolinSeattleIusedTinkertoysasatestatthebeginningofatermtofindoutsomethingaboutmystudents.IputasmallsetofTinkertoysinfrontofeachstudentandsaidMakesomethingoutoftheTinkertoys.Youhave45minutestoday﹣and45minuteseachdayfortherestoftheweek. Afewstudentshesitatedtostart.Theywaitedtoseetherestoftheclasswoulddo.Severalotherscheckedtheinstructionsandmadesomethingaccordingtooneofthemodelplansprovided.Anothergroupbuiltsomethingoutoftheirownimaginations. OnceIhadaboywhoworkedexperimentallywithTinkertoysinhisfreetime.Hisconstructionsfilledashelfintheartclassroomandagoodpartofhisbedroomathome.Iwasdelightedatthepresenceofsuchastudent.Herewasanexceptionallycreativemindatwork.HispresencemeantthatIhadanunexpectedteachingassistantinclasswhosecreativitywouldinfect感染otherstudents. Encouragingthiskindofthinkinghasadownside.Irantheriskoflosingthosestudentswhohadadifferentstyleofthinking.WithoutfailonewoulddeclareButI'mjustnotcreative. Doyoudreamatnightwhenyou'reasleep? Ohsure. Sotellmeoneofyourmostinterestingdreams.Thestudentwouldtellsomethingwildlyimaginative.Flyingintheskyorinatimemachineorgrowingthreeheads.That'sprettycreative.Whodoesthatforyou? Nobody.Idoit. Really﹣atnightwhenyou'reasleep? Sure. Trydoingitinthedaytimeinclassokay? 25.TheteacherusedTinkertoysinclassinorderto? A.knowmoreaboutthestudents B.makethelessonsmoreexciting C.raisethestudents'interestinart D.teachthestudentsabouttoydesign 26.WhatdoweknowabouttheboymentionedinParagraph3? A.Helikedtohelphisteacher. B.Hepreferredtostudyalone. C.Hewasactiveinclass. D.Hewasimaginative. 27.WhatdoestheunderlinedworddownsideinParagraph4probablymean? A.Mistake. B.Drawback. C.Difficulty. D.Burden. 28.Whydidtheteacheraskthestudentstotalkabouttheirdreams? A.Tohelpthemtoseetheircreativity. B.Tofindoutabouttheirsleepinghabits. C.Tohelpthemtoimprovetheirmemory. D.Tofindoutabouttheirwaysofthinking.
AnewcollectionofphotosbringsanunsuccessfulAntarcticvoyagebacktolife. FrankHurley'spictureswouldbeoutstanding﹣﹣﹣﹣undoubtedlyfirst﹣ratephoto﹣journalism﹣﹣﹣iftheyhadbeenmadelastweek.Infacttheywereshotfrom1914through1916mostofthemafteradisastrousshipwreck海难byacameramanwhohadnoreasonableexpectationofsurvival.Manyoftheimageswerestoredinanicechestunderfreezingwaterinthedamagedwoodenship. TheshipwastheEnduranceasmalltightNorwegian﹣builtthree﹣masterthatwasintendedtotakeSirErnestShackletonandasmallcrewofseamenandscientists27meninalltothesouthernmostshoreofAntarctica'sWeddellSea.FromthatpointShackletonwantedtoforceapassagebydogsled雪橇acrossthecontinent.ThejourneywasintendedtoachievemorethanwhatCaptainRobertFalconScotthaddone.CaptainScotthadreachedtheSouthPoleearlyin1912buthaddiedwithhisfourcompanionsonthemarchback. AswriterCarolineAlexandermakesclearinherforcefulandwell﹣researchedstoryTheEnduranceadventuringwaseventhenathoroughlycommercialeffort.Scott'slastjourneycompletedasbelayinatentdyingofcoldandhungercaughttheworld'simaginationandafilmmadeinhishonordrewcrowds.ShackletonaonetimeBritishmerchant﹣navyofficerwhohadgottowithin100milesoftheSouthPolein1908startedabusinessbeforehis1914voyagetomakemoneyfrommovieandstillphotography.FrankHurleyaconfidentandgiftedAustralianphotographerwhoknewtheAntarcticwashiredtomaketheimagesmostofwhichhaveneverbeforebeenpublished. 33.WhatdoweknowaboutthephotostakenbyHurley? A.Theyweremadelastweek B.Theyshowedunderseasceneries C.Theywerefoundbyacameraman D.Theyrecordedadisastrousadventure 34.WhoreachedtheSouthPolefirstaccordingtothetext? A.FrankHurley B.ErnestShackleton C.RobertFalconScott D.CarolineAlexander 35.WhatdoesAlexanderthinkwasthepurposeofthe1914voyage? A.Artisticcreation B.Scientificresearch C.Moneymaking D.Treasurehunting.
幂函数gx=m2﹣m﹣1xm的图象关于y轴对称. 1求gx的解析式 2若函数fx=gx﹣2ax+1在x∈[﹣12]上单调递增求a的取值范围.
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