专业英语焊习题

材料成形专业英语（焊）习题一、英文缩写的全称和汉语翻译1.OAWoxy-acetylenewelding氧乙炔焊；2.SMAWshieldedmetalarcwelding焊条电弧焊3.GMAWgasmetalarcweldingCO2半自动焊4.MIGmetalinert-gaswelding熔化极半自动惰性气体保护焊5.MAG活性气体保护焊metalactivewelding6.GTAWgastungstenarcwelding钨极气体保护电弧焊7.TIGTungstenInertGas钨极惰性气体焊8.FCAWfluxcoredarcwelding药芯焊丝电弧焊9.PAWplasmaarcwelding等离子弧焊10.SAWsubmergedarcwelding埋弧焊11.ESWelectroslagwelding电渣焊12.TWthermitwelding热焊剂13.LBWlaserbeamwelding激光焊14.EBWElectron-BeamWelding电子束焊接15.buttjoint对接接头16.cornerjoint角接接头17.TjointT形接头18.lapjoint搭接接头19.edgejoint端接接头20.neutralflame中性火焰21.reducingflame还原焰22.oxidizingflame氧化焰23.DCENdirectcurrentelectrodenegative直流反接24.DCEPdirectcurrentelectrodepositive直流正接25.ACAlternatingCurrent交流26.stressraiser形成应力集中27.notcheffect切口效应28.Microfissure微裂缝29.corrosionfatigue腐蚀疲劳30.shotpeening喷丸加工31.hydrogencracking氢裂化32.fusionzone合并区33.partiallymetedzone部分液态区34.HAZHeataffectedzone热影响区域35.eutectoidtemperature共析温度36.peritectictemperature包晶温度37.eutectictemperature共晶温度38.CCTdiagram39.Microsegregation显微偏析40.alloydesignation合金设计二、术语汉译英1.氧乙炔焊1.Theoxyacetylenewelding2.手工电弧焊2.Manualelectricarcwelding3.气体保护钨极电弧焊Gastungstenarcwelding4.气体保护金属极弧焊4.Thegasmetalarcwelding5.药芯焊丝电弧焊5.Theflux-coredwirearcwelding6.等离子电弧焊6.Theplasmaarcwelding7.埋弧焊7.Submergedarcwelding8.电渣焊8.Electroslagwelding9.电子束焊9.Theelectronbeamwelding10.激光束焊Thelaserbeamwelding11.碳钢11.Carbonsteel12.低合金钢12.Lowalloysteel13.不锈钢13.Thestainlesssteel14.铸铁14.Castiron15.铝合金15.Aluminumalloy16.俯焊16.Downhandwelding17.水平焊17.Horizontalwelding18.垂直焊Verticalwelding18.19.仰焊19.Theoverheadwelding20.熔滴过渡20.Thedroplettransition21.喷射过渡21.Thespraytransfer22.短路过渡22.Theshort-circuittransition23.熔覆率23.Thecladdingrate24.引弧24.Thearc25.锁眼25.Thekeyhole26.残余应力26.Theresidualstress27.裂纹萌生27.Thecrackinitiation28.裂纹扩展28.Thecrackpropagation29.断裂29.Thefracture30.脆性断裂30.Brittlefracture31.马氏体31.Martensite32.奥氏体32.Austenitic33.铁素体33.Theferrite34.珠光体34.Pearlite35.贝氏体35.Thebainite36.魏氏铁素体36.Westergrenferrite37.连续网络结构珠光体结37.Continuouspearliteandnetworkstructure38.脆硬性38.Thebrittlehard39.晶粒粗化39.Thegraincoarsening40.晶粒细化40.Thegrainrefinement三、简答题1.Whatiswelding?第三部分P32.Whatarethedefferencesbetweenmanually,semi-automaticallyandautomaticallywelding?第三部分P103.Pleaseorderthepowerdensityofheatsourcefromsmalltobig.第三部分P144.Whataretheadvantagesofhigherpowerdensityoftheheatsource?第三部分P145.Whichweldingmethodisthemostwidelyusedarcweldingprocessforalumiumalloys?第三部分P176.WhichworkpieceismostlyuseGTAWforwelding?第三部分P177.Thereare5typesofjoints.Whatarethey?Drawthembelow.第三部分P188.Examplesometypicalweldjointvariations.第三部分P19图1.59.Whattheweldingpositionsare?第三部分P2010.Whatisthegaswelding?第三部分P2111.Pleasedrawtheoxyacctyleneweldingprocessdiagram.第三部分P21图1.712.Whatisthefunctionoftheflux?第三部分P2213.Pleasedescribethetworeactionsincombustingofoxyacetylene?第三部分P2314.Whatarethefeaturesofinercone,outerenvepoleandgreenishacetylenefeather?第三部分P2315.Whatarethecharactersofthreetypesofflames?第三部分P2416.WhataretheadvantagesanddisadvantagesofOAW?第三部分P2617.WhatisSMAW?第三部分P2718.PleasedrawSMAWoverallprocessdiagram.第三部分P27图1.1019.Whatarethefunctionsofelectrodecovering?第三部分P2920.WhataretheadvantagesanddisadvantagesofSMAW?第三部分P3021.WhatisGTAW?第三部分P3122.PleasedrawGTAWoverallprocessdiagram.第三部分P31图1.1123.PleasedrewanddescribethestructureofthetorchofGTAW.第三部分P326.4都写24.WhataretheadvantagesanddisadvantagesofGTAW?第三部分P38~3925.WhatisPAW?第三部分P4026.PleasedrawPAWoverallprocessdiagram.第三部分P40图1.1427.PleasedrewanddescribethestructureofthetorchofPAW.第三部分P417.4都写28.HowtoinitialaarcinPAW?第三部分P4329.WhataretheadvantagesanddisadvantagesofPAW?第三部分P457.11~7.1230.WhatisGMAW?第三部分P4631.PleasedrawGMAWoverallprocessdiagram.第三部分;P47图1.1732.PleasedrewanddescribethestructureofthetorchofGMAW.第三部分P488.4都写33.WhataretheadvantagesanddisadvantagesofGMAW?第三部分P5234.WhatisFCAW?第三部分P5335.PleasedrewthestructureofthetorchofGMAW.第三部分P54图1.2036.WhatisSAW?第三部分P5537.PleasedrawSAWoverallprocessdiagram.第三部分P55图1.2138.WhatarethecharactersofSAW?第三部分P5610.3~10.439.WhataretheadvantagesanddisadvantagesofSAW?第三部分P57全写40.WhatisESW?第三部分P5841.PleasedrawESWoverallprocessdiagram第三部分P59图1.22.42.WhatarethecharactersofESW?第三部分P6011.443.WhataretheadvantagesanddisadvantagesofESW?第三部分P6044.WhatisEBW?第三部分P6245.PleasedrawEBWoverallprocessdiagram.第三部分P62图1.2546.WhythevacuumchamberisnecessaryinEBW?第三部分P6347.WhataretheadvantagesanddisadvantagesofEBW?第三部分P65都写48.WhatisLBW?第三部分P6649.PleasedrawLBWoverallprocessdiagram.第三步部分P6713.2的图50.WhytheshieldinggasisnecessaryinLBW?第三部部分P7051.WhataretheadvantagesanddisadvantagesofLBW?第三部分P72五、段落英译汉1.Sincethereisnoarcinvolvedintheelectroslagweldingprocess,itisnotexactlyanarcweldingprocess.Forconvenienceofdiscussion,itisgroupedwitharcweldingprocesses.1。由于没有参与电渣焊的电弧过程,它并不是一个弧焊过程。为了方便讨论,分组与弧焊过程2.Foroneexample,GMAWcanbeusedforallthematerialsofalmostallthicknessrangeswhileGTAWismostlyforthinnerworkpieces.。一个例子,GMA2W可以用于几乎所有的所有材料厚度范围虽然GTAW主要用于薄工件。3.Thesurfaceoftheweldiscalledtheface,thetwojunctionsbetweenthefaceandtheworkpiecesurfacearecalledthetoes,andtheportionoftheweldbeyondtheworkpiecesurfaceiscall