台风英文简介ppt课件.ppt

typhoon,1whatistyphoon2Typhoonsstructure3Howtyphoonform4whatcantyphoonbring5Howtoprepare,content,:Dontmislead!TyphoonisthewindblowingtoTaizhou.,Whatistyphoonintheword？,Typhoon,小灰灰：Daddy，whatistyphoon,couldyoutellme？,灰太狼：Stupid！Howcanyounottoknowit?TyphoonisthewindblowingupfromTaiwan.,（Apanappear）,(1)TyphoonisanameusedineastAsiaforaHurricane.(2)TyphoonisatypeofcycloneoccurringinthewesternregionsofthePacificOcean.(3)Atyphoonissimilartoahurricaneinlevelsofdestructiveness.(4)ThewordtyphooncomesfromtheChinesetermtai-fungmeaninggreatwind.,whatistyphoon？,返回,Typhoonsstructure,Typhoon,Surroundingarea,maximumwindspeed,Theeyeoftyphoon,Theeye,Oftyphoon,Theeyeoftyphoonliesinthecenteroftyphoon,shapedlikeanovaloracircle.,Thediameterrangefrom10kmto70km,45kmonaverage.Thewindspeedandairpressureintheeyeoftyphoonbotharethelowest,andtheweatherappeartobewindless,partlycloudy,warmanddry.,SuperTY：Theaveragewindspeedinthecenterofbottomishigherthan51.0m/s,thelevel16orhigher.STY：Theaveragewindspeedinthecenterofbottomrangesfrom41.5m/sto50.9m/s，thelevel14-15.TY：Theaveragewindspeedinthecenterofbottomrangesfrom32.7m/sto41.4m/s，thelevel12-13.,Theleveloftyphoon,Inmeteorology,atropicalcycloneisastormsystemfueledbytheheatreleasedwhenmoistairrisesandcondenses.Thenameunderscorestheirorigininthetropicsandtheircyclonicnature,whichisthatitscirculationiscounterclockwiseinthenorthernhemisphereandclockwiseinthesouthernhemisphere.Theyaredistinguishedfromothercyclonicwindstormssuchasnoreasters,Europeanwindstorms,andpolarlowsbytheheatmechanismthatfuelsthem,whichmakesthemwarmcorestormsystems.,Howtyphoonform,Geostrophicdeflectionforce,2019/12/13,9,可编辑,Typhooncanbring,hold住！,Thetree：Ah！Idontwanttodie,Freeswimmingpool,back,1、Listenforwarningsfromyourlocalofficialsorweatherpersonnelinsituationswhereevacuationisordered.Notetheevacuationroutesandplantoleaveearly.,2、Closethedoorsandwindowsfirmly,台风来啦！,Whatshouldwedowhentyphooniscaming,居委会大妈,淡定哥,3、Remembertoshutoffelectricity,waterandgastoyourhomebeforeevacuating.,4、Ifyoucan,storetwoweeksworthoffoodandwater.,5、Stocknon-perishablegoodsandmedicinesathome.Thiswouldincludecannedgoods,noodlepacketsandenoughricetolastforthreedaystoaweekincaseyougetstrandedathomeduetofloods.Ofcourse,haveenoughdrinkingwater.Medicinesforcough,coldanddiarrheaandafirstaidkitforcleaningwoundswillalsocomeinhandy.,5、提前作好相应准备，如固定门窗或其它室内外悬挂物，准备食物、手电筒等；6、根据各种媒体及时了解台风动态；7、要切断霓虹灯广告牌的室外电源；8、停止高空及户外危险作业，停止各种露天集体活动和室内大型集会。9、,.,1、Typhooncanbringadequatefreshwater.,2、Typhoonisahugeflowofenergy,whichcankeeptheglobelheatbalance.,4、typhooncanincreasetheoutputofthefishingindustry.,3、Typhooncanbringawaythehugeheatinthelocalofe