最新范文科技演讲稿(4篇)(共23页)15000字.docx
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最新范文科技演讲稿(4篇)(共23页)15000字.docx
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科技演讲稿(4篇)
本文目录XXXX年科技演讲稿学校比赛演讲稿范文汇编:
科技创新高中生演讲稿——科技节中国梦演讲稿:
实干铸就科技强国梦
简介:
科技改变世界,但它更为盲人的生活带来前所未有的便利。
联合国残疾人权利委员会主席ronmccallum自幼失明。
XXXX年,他拥有了第一台盲人专用电脑。
由于有了电脑,有声读物(talkingbooks)和志愿者们的帮助,他成为了一个贪婪的阅读者,同时也成为了一名律师和学者。
wheniwasaboutthreeorfouryearsold,iremembermymumreadingastorytomeandmytwobigbrothers,andirememberputtingupmyhandstofeelthepageofthebook,tofeelthepicturetheywerediscussing.
andmymumsaid,"darling,rememberthatyoucan'tseeandyoucan'tfeelthepictureandyoucan'tfeeltheprintonthepage."
andithoughttomyself,"butthat'swhatiwanttodo.ilovestories.iwanttoread."littledidiknowthatiwouldbepartofatechnologicalrevolutionthatwouldmakethatdreamcometrue.
iwasbornprematurebyabout10weeks,whichresultedinmyblindness,some64yearsago.theconditionisknownasretrolentalfibroplasia,andit'snowveryrareinthedevelopedworld.littledidiknow,lyingcurledupinmyprimbabyhumidicribinXXXX年thati'dbeenbornattherightplaceandtherighttime,thatiwasinacountrywhereicouldparticipateinthetechnologicalrevolution.
thereare37milliontotallyblindpeopleonourplanet,butthoseofuswho'vesharedinthetechnologicalchangesmainlycomefromnorthamerica,europe,japanandotherdevelopedpartsoftheworld.computershavechangedthelivesofusallinthisroomandaroundtheworld,butithinkthey'vechangedthelivesofweblindpeoplemorethananyothergroup.andsoiwanttotellyouabouttheinteractionbetweencomputer-basedadaptivetechnologyandthemanyvolunteerswhohelpedmeovertheyearstobecomethepersoniamtoday.it'saninteractionbetweenvolunteers,passionateinventorsandtechnology,andit'sastorythatmanyotherblindpeoplecouldtell.butletmetellyouabitaboutittoday.
wheniwasfive,iwenttoschoolandilearnedbraille.it'saningenioussystemofsixdotsthatarepunchedintopaper,andicanfeelthemwithmyfingers.infact,ithinkthey'reputtingupmygradesixreport.idon'tknowwherejulianmorrowgotthatfrom.(laughter)iwasprettygoodinreading,butreligionandmusicalappreciationneededmorework.(laughter)
whenyouleavetheoperahouse,you'llfindthere'sbraillesignageinthelifts.lookforit.haveyounoticedit?
ido.ilookforitallthetime.
(laughter)
wheniwasatschool,thebooksweretranscribedbytranscribers,voluntarypeoplewhopunchedonedotatatimesoi'dhavevolumestoread,andthathadbeengoingon,mainlybywomen,sincethelate19thcenturyinthiscountry,butitwastheonlywayicouldread.wheniwasinhighschool,igotmyfirstphilipsreel-to-reeltaperecorder,andtaperecordersbecamemysortofpre-computermediumoflearning.icouldhavefamilyandfriendsreadmematerial,andicouldthenreaditbackasmanytimesasineeded.anditbroughtmeintocontactwithvolunteersandhelpers.forexample,whenistudiedatgraduateschoolatqueen'suniversityincanada,theprisonersatthecollinsbayjailagreedtohelpme.igavethemataperecorder,andtheyreadintoit.asoneofthemsaidtome,"ron,weain'tgoinganywhereatthemoment."
(laughter)
butthinkofit.thesemen,whohadn'thadtheeducationalopportunitiesi'dhad,helpedmegainpost-graduatequalificationsinlawbytheirdedicatedhelp.
well,iwentbackandbecameanacademicatmelbourne'smonashuniversity,andforthose25years,taperecorderswereeverythingtome.infact,inmyofficeinXXXX年,ihad18milesoftape.students,familyandfriendsallreadmematerial.mrs.loisdoery,whomilatercametocallmysurrogatemum,readmemanythousandsofhoursontotape.oneofthereasonsiagreedtogivethistalktodaywasthatiwashopingthatloiswouldbeheresoicouldintroduceyoutoherandpubliclythankher.butsadly,herhealthhasn'tpermittedhertocometoday.butithankyouhere,lois,fromthisplatform.
(applause)
isawmyfirstapplecomputerinXXXX年,andithoughttomyself,"thisthing'sgotaglassscreen,notmuchusetome."howverywrongiwas.inXXXX年,inthemonthoureldestsongerardwasborn,igotmyfirstblindcomputer,andit'sactuallyhere.seeitupthere?
andyouseeithasno,whatdoyoucallit,noscreen.(laughter)it'sablindcomputer.(laughter)it'sakeynotegold84k,andthe84kstandsforithad84kilobytesofmemory.(laughter)don'tlaugh,itcostme4,000dollarsatthetime.(laughter)ithinkthere'smorememoryinmywatch.
itwasinventedbyrussellsmith,apassionateinventorinnewzealandwhowastryingtohelpblindpeople.sadly,hediedinalightplanecrashinXX,buthismemorylivesoninmyheart.itmeant,forthefirsttime,icouldreadbackwhatihadtypedintoit.ithadaspeechsynthesizer.i'dwrittenmyfirstcoauthoredlaborlawbookonatypewriterinXXXX年purelyfrommemory.thisnowallowedmetoreadbackwhati'dwrittenandtoenterthecomputerworld,evenwithits84kofmemory.
inXXXX年,thegreatraykurzweil,theamericaninventor,workedonbuildingamachinethatwouldscanbooksandreadthemoutinsyntheticspeech.opticalcharacterrecognitionunitsthenonlyoperatedusuallyononefont,butbyusingcharge-coupleddeviceflatbedscannersandspeechsynthesizers,hedevelopedamachinethatcouldreadanyfont.andhismachine,whichwasasbigasawashingmachine,waslaunchedonthe13thofjanuary,XXXX年.isawmyfirstcommerciallyavailablekurzweilinmarchXXXX年,anditblewmeaway,andinseptemberXXXX年,themonththatmyassociateprofessorshipatmonashuniversitywasannounced,thelawschoolgotone,andicoulduseit.forthefirsttime,icouldreadwhatiwantedtoreadbyputtingabookonthescanner.ididn'thavetobenicetopeople!
(laughter)
inolongerwouldbecensored.forexample,iwastooshythen,andi'mactuallytooshynow,toaskanybodytoreadmeoutloudsexuallyexplicitmaterial.(laughter)but,youknow,icouldpopabookoninthemiddleofthenight,and--(laughter)(applause)
now,thekurzweilreaderissimplyaprogramonmylaptop.that'swhatit'sshrunkto.andnowicanscanthelatestnovelandnotwaittogetitintotalkingbooklibraries.icankeepupwithmyfriends.
therearemanypeoplewhohavehelpedmeinmylife,andmanythatihaven'tmet.oneisanotheramericaninventortedhenter.tedwasamotorcycleracer,butinXXXX年hehadacaraccidentandlosthissight,whichisdevastatingifyou'retryingtoridemotorbikes.hethenturnedtobeingawaterskierandwasachampiondisabledwaterskier.butinXXXX年,heteamedupwithbilljoycetodevelopaprogramthatwouldreadoutwhatwasonthecomputerscreenfromthenetorfromwhatwasonthecomputer.it'scalledjaws,jobaccesswithspeech,anditsoundslikethis.
(jawsspeaking)
ronmccallum:
isn'tthatslow?
(laughter)yousee,ifireadlikethat,i'dfallasleep.isloweditdownforyou.i'mgoingtoaskthatweplayitatthespeedireadit.canweplaythatone?
(jawsspeaking)
(laughter)
rm:
youknow,whenyou'remarkingstudentessays,youwanttogetthroughthemfairlyquickly.
(laughter)(applause)
thistechnologythatfascinatedmeinXXXX年isnowonmyiphoneandonyoursaswell.but,youknow,ifindreadingwithmachinesaverylonelyprocess.igrewupwithfamily,friends,readingtome,andilovedthewarmthandthebreathandtheclosenessofpeoplereading.doyoulovebeingreadto?
andoneofmymostenduringmemoriesisinXXXX年,maryreadingtomeandthechildrendownnearmanlybeach"harrypotterandthephilosopher'sstone."isn'tthatagreatbook?
istilllovebeingclosetosomeonereadingtome.butiwouldn'tgiveupthetechnology,becauseit'sallowedmetoleadagreatlife.
ofcourse,talkingbooksfortheblindpredatedallthistechnology.afterall,thelong-playingrecordwasdevelopedintheearlyXXXX年s,andnowweputtalkingbooksoncdsusingthedigitalaccesssystemknownasdaisy.butwheni'mreadingwithsyntheticvoices,ilovetocomehomeandreadaracynovelwitharealvoice.
nowtherearestillbarriersinfrontofwepeoplewithdisabilities.manywebsiteswecan'treadusingjawsandtheothertechnologies.websitesareoftenveryvisual,andthereareallthesesortsofgraphsthataren'tlabeledandbuttonsthataren'tlabeled,andthat'swhytheworldwidewebconsortium3,knownasw3c,hasdevelopedworldwidestandardsfortheinternet.andwewantallinternetusersorinternetsiteownerstomaketheirsitescompatiblesothatwepersonswithoutvisioncanhavealevelplayingfield.thereareotherbarriersbroughtaboutbyourlaws.forexample,australia,likeaboutonethirdoftheworld'scountries,hascopyrightexceptionswhichallowbookstobebrailledorreadforweblindpersons.butthosebookscan'ttravelacrossborders.forexample,inspain,therearea100,000accessiblebooksinspanish.inargentina,thereare50,000.innootherlatinamericancountryaretheremorethanacoupleofthousand.butit'snotlegaltotransportthebooksfromspaintolatinamerica.therearehundredsofthousandsofaccessiblebooksintheunitedstates,britain,canada,australia,etc.,buttheycan'tbetransportedtothe60countriesinourworldwhereenglishisthefirstandthesecondlanguage.andrememberiwastellingyouaboutharrypotter.well,becausewecan'ttransportbooksacrossborders,therehadtobeseparateversionsreadinallthedifferentenglish-speakingcountries:
britain,unitedstates,canada,australia,andnewzealandallhadtohaveseparatereadingsofharrypotter.
andthat'swhy,nextmonthinmorocco,ameetingistakingplacebetweenallthecount
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