资源描述：
《材料成型及控制工程专业英语配套教学课件刘瑛电子课件 Unit 14.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、Unit14ProcessofPowderForming粉末成形工艺Objectivebefamiliarwiththeprocessofpowderforming1.2.mastertheverbsusedinthepowderformingdescribing3.knowmoreabouttheadvantagesofpowderformingWarmingupTask1LookatfourpicturesofpowderformingproductsBelow.Workingroupsandlis
2、tsomeproductsmadebythemeanofpowderforming.collectionrodgearsnutmedicalpartsAnswerKnife,ironplate,ironnail,ironwire,boxes,bottles,chairsWarmingupTeamstudyTask2WatchVideo14-1,andknowmoreaboutpowderforming.LookattheprocessofpowderforminginFig.14-2.Teamstudy
3、Fig.14-2TheprocessofpowderformingTextTask3Readthetextandanswerthefollowingquestions.ContentParagraphNumberTheintroductionofpowdermetallurgyTheprocessofpowdermetallurgyTheadvantageofpowdermetallurgyTextTask4Readthetextagainandunderstandtheimportanceofthev
4、erbsusedtodescribethepowdermetallurgyprocessinthetext.Task5Knowtheroleofeachstepofpowdermetallurgyprocessbasedonthetextyouread.TextTask6NowwatchVideo14-2andanswerthequestions.WhatdoesMTIG(companyname)mainlymanufacturetitaniumpowderfor?Whatdoes3-Dshapepar
5、tsusewithmetalinjectionmoldingandtitaniumcodingparts?AnswerMTIGmainlymanufacturestitaniumpowderforPM,MIM,sintering,andproducingthefinishproductwith3-Dfinialparts.Titaniumpowder.LanguageStudytheuseofnon-restrictiveattributiveclausesSummary1Comma2No“that”i
6、nit3Therelativewords:which，who，whom，whose，when，where，whyLanguageStudyExampleThelesson,whichwestudiedyesterday,washardtounderstand.Hehasn’tgraspedwhatImeant,whichgreatlyupsetsme.Theweatherturnedouttobeverygood,whichwasbetterthanwecouldexpect.Halfamillionp
7、airsofshoesareproducedbytheworkershereeveryyear,80%ofwhicharesoldabroad.LanguageStudyTask6Accordingtolanguagestudy,pleasechooseaproperanswerforeachquestionbelow.Thegreencompactissintered,_____canbesizedtogivetighterdimensionsorimprovethepropertiesoftheco
8、mpactedpart.A.whichB.whenC.thatD.whoThedesignprocesscanbeimprovedbyusingasimulationtool,_____isabletopredictthemechanicalresponseofthecompactalongtheprocess.A.whoB.thatC.whenD.whichLanguageStudyItisthereforeveryimportantth
