机械工程专业英语

chapter 1  fundamentals of machinemanufacturing
　unit 1  third-angle projection
　unit 2  tolerances
　unit 3  properties of engineeringmaterials
chapter 2  tool materials and heattreatment
　unit 1  tool materials
　unit 2  cutting tool materials
　unit 3  heat treating of tool steels
chapter 3  engineering materials formingmethods
　unit 1  foundry processes
　unit 2  soldering and welding
　unit 3  hot working and cold workingprocesses
chapter 4  cutting tools, workholding andfixtures
　unit 1  cutting tools
　unit 2  workholding principles