数控技术应用专业英语 第二版 学习情境3Task 4.ppt

数控技术应用专业英语大连理工大学出版社CWEDMMachiningPartANewWordsandPhrasesTextExercisesReadingMaterialPartBNewWordsandPhrasesindicator['indikeitə],指示物ammeter['æmitə],['kæbinit],柜pulse[pʌls],脉冲波amplitude['æmplitju:d]['vəultidʒ],伏特数interval['intəvəl],距离lubrication[,lu:bri'keiʃən][,disə'sembl],拆卸residues['rezi,dju:],剩余,渣滓oxide['ɔksaid](1)DK7725Emachineoperationpanel(-4-1)(1)DK7725E机床操作面板(图3-4-1)-4--4-1。mainpowerindicatorlight HL1主电源指示灯 emergencystopknob SB1急停旋钮  A电流表 clockwiseturningcanopenthepulsepower;counterclockwiseturningcanclosethepulsepower SA3顺时针转,接通脉冲电源;逆时针转,(2)'soperationpanel(-4-2)(2)机床电气柜脉冲电源操作面板(图3-4-2)'functionsareshowninChart3-4--4-2。SA1selectingthepulsewidth:-4-2,fromlefttorightis:Thefirstfile,5μs;thesecondfile,12μs;thethirdfile,30μs;theforthfile,50μs;thefifthfile,80μs;thesixthfile,120μs脉冲宽度选择:在图3-4-2中,从左往右分别为:第一挡,5μs;第二挡,15μs;第三挡,30μs;第四挡,50μs;第五挡,80μs;第六挡,120μs