新能源太阳能电池,英语演讲resenaion

Akindofrenewableenergy：thesolarcell(太阳能电池)Aretheelectriccars

environmentallyfriendly?Coal-firedpowerstationSolarpowerstation

IftheelectricitycomesfromrenewableenergyratherthanCoal-firedpowerstation,Ithinktheseeletriccarsareenvironmentallyfriendly.NotenvironmentalenvironmentalSolarcellscanprovideelectricpower,whichissafeandclean.Thesolarcellhasachievedgreatdevelopmentandgainedwideapplicationatpresent.Thesolarcellhasachievedgreatdevelopmentandgainedwideapplicationatpresent.SolarImpulse

II,in2015Thesolarcellhasachievedgreatdevelopmentandgainedwideapplicationatpresent.Thesolarcellhasachievedgreatdevelopmentandgainedwideapplicationatpresent.Asweallknow,nowmanycountriesinAfircalackofpowerstations.Somanyfamiliesinruralareasdonothavepower.Howtodealwiththeproblem?Thegoodsolutionistoinstallsolarcells.Since

thenpeoplecanworkatnight;childrenhavemoretimetostudy.Solarenergyisveryrichontheearth.

Weassumethatthefollowing.40times0.05%earth'ssurface

10%conversionratessolarcells’areasTheworldenergyconsumption？

Whycansolarcellreduceemissions?Theareas

ofastandardfootballfieldforsolarcell

400tonsofcoalforpower-station13trucksoneyeartoreduce6trucksofcarbondioxideHowmanysizesweneedforthesolarcellsthatcanprovideenoughpowerforafamilyoneday?Weneedonlylessthan3squaremetersofsolarcellpanels.If呆a请f备am贴il捞y厨ge终ne钩ra乖te竖s耗mo奴re泉p摸ow锻er灶t叮ha启n技it吧n举ee妖ds完,i役t币ca彻n扬se烘ll讨t拍he醋e芒xc排es崖s资el箩ec传tr储ic娇it险y咽to任po贴we鸣r猫co贯mp拾an痒y.Th耗e压ex介ce翠ss定e动le拾ct原ri湾ci响tyIf恩a合f碗am辨il完y疑ge飘ne所ra五te俘s桥mo民re挂p恨ow博er透t芦ha炸n筹it波n应ee客ds敬.么it遥c渠an继s旅el饭l雹th筐e盗ex明ce虎ss杨e青le泄ct缸ri蝴ci候ty虽t恋o珍p凭ow锹er林c宴om垄pa符nyIf杆a淹f拔am樱il澡y提ge浊ne砖ra酷te采s鞠mo再re趟p钱ow龙er梯t存ha剃n宽it画n休ee慈ds绪.台it然c悠an个s邀el胞l补th袖e色ex酷ce医ss及e旗le右ct壳ri熊ci敬ty碰t横o甚p厨ow冠er网c盖om尝pa盆nySt法ev补e贞Jo错bs久o脂nc草e灿sa志id叼,“s滥ta慌y毫hu聪ng宰ry市,s货ta变y殖fo峡ol勤is渗h(求知记若饥,虚心扛若愚