包邮机电.数控类实用专业英语

unit 1 understanding of mechanical drawings and electrical diagrams
unit 2 mechanical and electrical components
unit 3 turning
unit 4 milling
unit 5 grinding
unit 6 bench work
unit 7 electric maintenance
unit 8 household electric appliances maintenance
unit 9 electric welding
unit 10 nc lathe
unit 11 microcomputer assembly and maintenance
unit 12 heat treatment
unit 13 applying for a job
unit 14 dialogue
参考译文