实用机电英语 -课件 刘宏 Unit 3Can you read user manuals、Unit 4Do you have safety habits

实用机电英语（第二版）新编21世纪职业教育精品教材主编刘宏王宗立郭树英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

forcorrespondstoActivity10SurftheInternetaboutthefollowingquestionsthatcustomersask./welcomeHairdryerHP8103(1)CanIusethisapplianceinanothercountryatanothervoltage?(2)Whatisthepowerconsumptionoftheappliance?(3)HowcanItellthedifferencebetweentheairflowsettings?(4)HowdoIstorethemainscordoftheapplianceafteruse?(5)HowcanIcleanmyappliance?(6)WhatspeedshouldIuse?(7)Howlongisthemainscord?04LIFE&CULTURELIFE&CULTUREThevoltagethroughoutEuropeis220VAC50Hz,asisChina.NorthAmericanvoltage,however,is110VAC60Hz..Usingforeignappliancesineitherpartoftheworldrequiresgizmos(小装置)thatsafelychangethevoltageupordown.Travellerssometimesfindusingthemisaninconvenientnuisance（麻烦事）.Travelers’ACvoltageadapter实用机电英语（第二版）新编21世纪职业教育精品教材主编刘宏王宗立郭树英Contents1Areyoureadyforajobinterview?2Canyoureadtechnicaldescriptions?3Canyoureadusermanuals?4Doyouhavesafehabits?5Doyourecognizethesigns?6DoyouknowhowtoreplaceaGFCI?7Areyouskilledatwiring?8Howshouldyoudealwithanelectricshock?9Canyouliftheavythingssafely?Unit4：Doyouhavesafehabits?*Graspingvocabularyonsafetyhabits.*Askingforhelppolitelyabouttroubleswithappliances.*Understandinggoodelectricians’workhabits.*Helpingfamiliesandneighborsdeveloproutinesafeelectricalhabits.Contents1LEADIN2LISTENING&SPEAKING3READING

4LIFE&CULTURE01LEADINActivity1：Whataretheirjobs?A.power-screwdriverB.ceilingfan

C.wallplugD.fridge(refrigerator)E.airconditionerF.lightbulbAEFCBDActivity2：MatchthewordsorexpressionswiththeirEnglishexplanations.power-screwdriverceilingfanwallplugairconditionerfridge(refrigerator)lightbulbThatisusedforturningscrews.Thatisusedtoconnecttheequipmenttotheelectricitysupply.

Thatgivesoutlightwhenelectricitypassesthroughit.Thatisamachinethatkeepstheairinabuildingcoolanddry.

Thatisamechanicalfan,usuallyelectricallypowered,suspendedfromtheceilingofaroom.Thatisalargecontainer.Thefoodanddrinkinitstaysfresh.AEBDFC02LISTENING&SPEAKINGActivity3:Listentothedialogueandgettheroughidea.Tony’sfandidn’twork.TomandLiuMingaresenttofixthefan.Listenandgettheroughidea.

(LiuMingisknockingonthedoor.)Tom:Goodafternoon,sir.Iwassenttofixyourfan.Tony:Goodafternoon,comein,please.Tom:What’swrongwithyourfan?Tony:Itjustsuddenlystoppedworking.Idon’tknowwhy.Tom:Letmesee.(Tomisstandingonthescaffold.)Tom:Sir,couldyouturnoffyourelectricitypower.Tony:Ok.I’veturneditoff.Tom:Thankyou,sir.Tony:Youarewelcome.Tom:LiuMing,passmethescrewdriver.LiuMing:Sure，hereyouare.Tom:Yourfanisn'tbroken.There'ssomethingwrongwiththewallplug,Isuppose.LiuMing,checkthewallplug.

Activity3:Listentothedialogueandgettheroughidea.(LiuMingistestingthewallplug.)LiuMing:Itdoesn’twork.Ithinkitneedsreplacing.Tony:Thenreplaceit,please.(LiuMingisreplacingthewallplug.)Tom:Couldyouturnonthepowerforme,please?Mr.White:Okay.Tony:Thankyou.Haveatrythen.Mr.White:Itworksnow.Thanksalot.Tony&LiuMing:Youarewelcome.Activity3:Listentothedialogueandgettheroughidea.Scenario:Youworkasaninternelectricianinaforeigncompany.Youandyourpartneraresenttofixtheair-conditioner,thefridgeandthelightbulbintheplaza.Activity4Roleplay.airconditionerfridge(refrigerator)lightbulbActivity4:Roleplay.Usefulsentencestructures:…wassenttofix/repair…What’swrongwith…?/What’sthematterwith…?Thereissomethingwrongwith…/…doesn’twork.

A:Goodafternoon,sir.Iwassenttofix…B:Goodafternoon.Comein,please.A:What’sthematterwith…?B:…A:...B:...03READINGActivity6:ReadtheresumeandcreateyourownresumeBeinsulatedWhenworkingwithelectricity,wearrubber-soledshoes,removejewelry,andkeepdry.Iftheflooroftheworkareaiswetputdowndryboardsorarubbermattostandon.

Usetoolswithinsulatedhandles.Ifyouarewearingdryclothesandrubber-soledshoes,receivinga120-voltshockwillprobablynotharmyou.ShutoffthepowerBeforestartinganyelectricproject,alwaysshutoffthepowertothecircuit.Thentesttomakesurenopowerispresentintheelectricboxorwiresthatyouareworkingon.“Whenyougamblewithsafety,youbetyourlife.”Activity6:Readanddecidethefollowingstatementsaretrueorfalse.()Wearrubber-soledshoeswhenworkingwithelectricity..()Removejewelry:necklaces,watches,andrings.Earringsareokay.()Whenworkinginhotweather,don’tworryaboutsweating.()Workwhiletheequipmentisenergized.()Youshouldalwaysdryyourhandsbeforetouchingswitches.()Weardryclothes.()Putdowndryboardsorarubbermattostandon.()Usetoolswithinsulatedhandles.()Keepingoodphysicalcondition.TTTTTTFFFActivity7:Repeatwhatyoushoulddowhileworking.1.Wear____________shoeswhenworkingwithelectricity.2.Remove__________________________.3.Turn______theequipmentwhileyouareworkingonit.4.Youshouldalways_____yourhandsbeforetouchingswitches.5.Don’twear_______clothes.6.Putdowndryboardsora____________tostandon.7.Usetoolswith__________handles.8.Keepingood_________condition.necklacesandjewelryrubber-soledoffrubbermatwetdryphysicalrubber-solednecklacesandjewelryoffdrywetrubbermatinsulatedphysicalActivity8:Considertheillustrationbelow,anddecidewhythisworkerisindanger?Circlethecorrectanswer.Theladderistooclosetothehouse.Themaniswearingthewrongtypeofshoes.Heisclimbingtooclosetothepowerlines.Activity9:Surftheinternetformoreelectricians’safetyrules.1.Don’tputyourfingerintoanoutlet.2.Don’tgoneartreesthattouchpowerlines.3.Don’tflykitesnearpowerlines.4.Stayawayfromdownedpowerlines(powerlineswhichareontheground).or“Stayawayfrompowerlineswhicharelyingontheground.”5.6.7.8.Activity10:Withapartner,discussthesentencesbelow.1.anddon’tmix!2.Don’tclimb

nearsubwaystations.3.Never

anoutletwithtoomanyplugs.4.Don’tflykitesnear

.5.Neverpulla

outbythecord.6.Whenpowerlinesareonthe