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1、河北理工大学轻工学院电气工程及其自动化姓名学号SwitchesandFuses译法省略对room的翻译）■如electricswitchisoftenonawallnearthedoorofaroom（增减词TwowiresIeadtotheIampintheroom.Theswitchisfixedinoneofthem.Theswitchcancauseabreakinthiswire,andthentheIightgoes.Theswitchcanalsojoin。thewireagain,thenwegetalight（弓］伸译
2、法geta/ight翻译为灯亮了）.Switchcancontrolmanydifferentthings・SmaIIswitchescontrolIampsandradiosetsbecausethesedonottakeaIargecurrent,Iargerswitchescontrolelectricfires・OtherswitchescancontroleIectricmotors・Goodswitchesmovequickly.（增减词译法）Theyhavetostopthecurrentsuddenly.Iftheymo
3、veslowly,aneIectriesparkappears.Itjumpsacrossthespacebetweenthetwoendsofthewire.Thisisunsafeanditheatstheswitch.VerybigswitchesaresometimespIacedinoiI,SparksdonoteasiIyjumpthroughoil（弓I伸译法jump翻译为产生）,andsotheoiImakestheswitchsafer.AIargecurrentmakesawirehot.Ifthewireisver
4、ythin,evenasmaIIcurrentmakesithot.Thishappensin日门electriclamp.（引伸译法）TheelectricwiresinahousearecoveredwithsomekindofinsuIation.NocurrentcanflowthroughtheinsuIation,sothecurrentcanneverfIowstraightfromonewiretotheother,buttheinsuIationonoldwiresisoftenbroken,thenthecopper
5、ofthetwowirescantouch.AIargecurrentmayflow,andifthishappens,thewireswiIIgetveryhot.Thenthehousemaycatchfire・FusescanstopthistroubIe.AfuseisonIyathinwirewhichiseasiIymeIted.Itisfixedinafuse_hoIder（科技术语的意义）.Thefuse-holderismadeofsomematerialwhichcannotburn・（词序处理法）AIargecur
6、rerrtmakesthefusehotandthenitmeItsaway.WesaythatthefuseHbIowH.ThewireisbrokenandnocurrentcanfIow.Sothehousedoesnotcatchfire,buta11theIightsmedelectricfiresgooutbecausethereisnocurrent・（词序处理法）Whenafuseblows,somethingiswrong.（引伸译淤Wemustfindthefau11first・Perhapstwowiresaret
7、ouching.WemustcoverthemwithnewinsuIationofsomekind.ThenwemustfindthebIownfuseandrepairit.Weputanewpieceoffuse-wireinthehoIder.（Sometimeswecanfindtherightfuse-hoIderbecauseitisratherwarm,buttheothersarecold.）IfwedonotrepairthefauItfirst,thenewfusewiIIblowimmediately.Somem
8、engetangrywhenafusebIow・Sotheyputathickcopperwireinthefuse~hoIder!OfcoursethisdoesnoteasiIyme11;ifthecu
