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实用机电英语(第二版)新编21世纪职业教育精品教材Contents1Areyoureadyforajobinterview?2Canyoureadtechnicaldescriptions?3Canyoureadusermanuals?4Doyouhavesafehabits?5Doyourecognizethesigns?6DoyouknowhowtoreplaceaGFCI?7Areyouskilledatwiring?8Howshouldyoudealwithanelectricshock?9Canyouliftheavythingssafely?Unit3:Canyoureadusermanuals?*Graspingvocabularyusedinconsumerproductmanuals.*Understandusers’manualsandsafetyprecautions.*Recordingtroubleshootingofappliances.*Discussingworkplaceruleswithco-workers.Contents1LEADIN2LISTENING&SPEAKING3READING
4LIFE&CULTURE01LEADINActivity1:Match-upactivity
bathtubmainscordwashbasin(sink)showerheadbathtubshowerheadmainscordwashbasin(sink)Activity2:Fillintheblanks.EverymorningIwashmyfaceinthe
_
__.The____________isintheshowerstall.Tonyishavingabathinthenew__________.Weshouldnotusethe__________
withwethands.washbasin(sinke)showerheadbathtubmainscord02LISTENING&SPEAKINGActivity3:Listentothedialogueandgettheroughideaoftherules.LiuMingisaninternelectricianataforeign-ownedcompany.Heisnotsoclearaboutwhatrulesheshouldfollow,soheneedstolearnfromhisco-worker,Tom.
LiuMing:Goodmorning,Tom,whatareyouupto?Tom:Goodmorning,LiuMing.I’mgoingtocheckyourtoolcupboards.LiuMing:Oh,arethereanyrulesabouttoolcupboards?Tom:Sure.Toolcupboardsneedtobekeptneat,tidy,andinorder.That’sourcompanyrule.LiuMing:Oh,mytoolcupboardneedstobesortedupthen.Tom:Oh,that’samess.Cleanitupnow.(LiuMingcleansuphiscupboard)LiuMing:IsthatOKnow,Tom?Tom:Muchbetter.Alwaysremembertokeepittidy.LiuMing:Iwillandwhatarewegoingtodotoday?Tom:Weshouldcheckthehighvoltage(HV)linethismorning.LiuMing:Let’sgothen.Tom:Don’tforgettogetyourtools,andputonyourhelmet!Eric:Okay,I’mready,let’sgo!
Activity3:Listentothedialogueandgettheroughideaoftherules.Practicethesentencepattern:needtobedone/needdoingOurworkplaceneeds______________.(clean)Thetoolcupboardneeds________________.(clearup)Theair-conditionerneeds_____________.(repair)Thelightfixtureneeds_________________.(replace)TheGFCIneeds______________________.(upgrade)
Activity3:Listentothedialogueandgettheroughideaoftherules.Activity4:Roleplay
Scenario:Youworkasaninternelectricianinaforeigncompany.Yourteamleaderwillcheckyourworkplaceandtoolboxtoday.Afterthat,youaregoingtofixthecentralair-conditionerintheplazaandtheelectricfanintheworkshop.workplacetoolboxrepairtheair-conditionerfixtheelectricfanActivity4:Roleplay.A:Goodafternoon.Whatareyougoingtodo?B:Goodafternoon.I’mgoingtocheckyourworkplaceandyourtoolbox.A:Oh,arethereanyrulesaboutworkplaceandtoolbox?B:…03READINGActivity5:Readthisusermanualcarefully.HairdryerActivity5:Readthisusermanualcarefully.WARNING:Donotusethisappliancenearwater.WARNING:Donotusethisappliancenearbathtubs,showers,basinsorothervesselscontainingwater.Whentheapplianceisusedinabathroom,unplugitafterusesincetheproximityofwaterpresentsarisk,evenwhentheapplianceisswitchedoff.Donotinsertmetalobjectsintotheairgrillestoavoidelectricshock.Beforeyouconnecttheappliance,ensurethatthevoltageindicatedontheappliancecorrespondstothelocalpowervoltage.Whentheapplianceisconnectedtothepower,neverleaveitunattended.Alwaysunplugtheapplianceafteruse.Activity8:Readthefollowingtechnicaldescriptions.WARNING:Donotusethis(
)nearwater.WARNING:Donotusethisappliancenear(
),showers,basinsorothervessels(
)water.Whentheapplianceisusedinabathroom,(
)itafterusesincethe(
)ofwaterpresentsa(
),evenwhentheapplianceis(
)off.Donot(
)metalobjectsintotheairgrillesto(
)electricshock.Beforeyou(
)theappliance,ensurethatthevoltage(
)ontheappliancecorrespondstothe(
)powervoltage.Whenthe(
)isconnectedtothepower,neverleaveitunattended..Alwaysunplugthe(
)afteruse.riskswitchedunplugbathtubsavoidlocalapplianceinsertindicatedcontainingproximityconnectappliancebathtubscontainingunplugproximityriskswitchedinsertavoidconnectlocalindicatedapplianceapplianceActivity7:Identifyhazards.Usethesentencepattern:“It’sdangerousto....Don’t…”.
Activity7:Identifyhazards.A:mixwaterandelectricappliancesB:useadamagedpowercordC:pullthecord,insteadoftheplugwhenunpluggingD:leaveahairdryerstillpluggedin,whenit’snexttoabasin(sink),evenifit’sswitchedoffPicture1Picture2It’sdangeroustoleaveahairdryerstillpluggedin,whenit’snexttoabasin(sink),evenifit’sswitchedoff.Don’tmixwaterandelectricappliances.It’sdangeroustopullthecord,insteadoftheplugwhenunplugging.Don’tuseadamagedpowercord.Activity8:Readthemanual.Dryyourhair(1)Connecttheplugtoapowersupplysocket.•Forprecisedrying,attachtheconcentrator(①)ontothehairdryer.•Todisconnecttheconcentrator,pullitoffthehairdryer.(2)Adjustthetemperatureswitch(②)toforhotandstrongairflowforfastdrying,forwarmandgentleairflowfordryingshorthairorstylinghair,orOtoswitchoff.Afteruse:(1)Switchofftheapplianceandunplugit.(2)Placeitonaheat-resistantsurfaceunititcoolsdown.(3)Cleantheappliancebydampcloth.(4)Keepitinasafeanddryplace,freeofdust.Youcanalsohangitwiththehangingloop(③)Activity8:Readthemanual.TroubleshootingProblemCauseSolutionTheappliancedoesnotworkatall.Thepowersocketmaynotlive.Ensurethatthesocketislive.Theappliancemayhaveoverheated.Unplugtheapplianceandletitcooldownforafewminutes.Theappliancemaynotbesuitableforthevoltage.Ensurethatthevoltagecorrespondstothelocalpowervoltage.Activity9:Findthereasonswhythehairdryerdoesn’tworkandthentellhowtosolvetheproblems.ProblemCauseSolutionTheappliancedoesnotworkatall.ThepowersocketEnsurethatthesocketis
.Theappliancemayhaveoverheated.Unplugtheapplianceandletit
forafewminutes.Theappliance
thevoltage.Ensurethatthevoltage
thelocalpowervoltage.maynotlive.livecooldownmaynotbesuitable
forcorresponds
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