前言 Unit 1 Engineering Drawing Text: Engineering Drawing1 Synchronous Reading: Engineering Drawing Reading Material A: Computer Aided Design (CAD) Reading Material B: Historical Development of the CAD/CAM Exercises Unit 2 Mechanical Properties of Metals Text: Properties of Metals Synchronous Reading: Materials Reading Material A: Mechanical Properties of Metals Reading Material B: Hardness and Hardness Testing Exercises Unit 3 Mechanical Parts Text: Machine Elements Synchronous Reading: Machine Elements Reading MaterialA: Gears Reading Material B: Cams22 Exercises Unit 4 Tolerance and Fits Text: Tools and Measures25 Synchronous Reading: Measurement Reading Material A: Dimensional Measurement Reading Material B: Limits and Tolerances Exercises Unit 5 Machine Tools Text: Five Basic Machining Techniques Synchronous Reading: The Machine Tools Reading Material A: The Tool Material Reading Material B: The Production Tooling Exercises Unit 6 Machining Text: Primary Processes and Secondary Processes Synchronous Reading: Machine Tools Reading Material A: The Engine Lathe Reading Material B: Milling Machines, Shapers, Planers and Grinding Machines48 Exercises Unit 7 Basic Knowledge of Fitter Text: Benchwork and Fitters 52 Synchronous Reading: Forging, Stamping and Rolling Reading Material A: Plumbing Reading Material B: Forging Exercises Unit 8 Welding Text: Welding 61 Synchronous Reading: Arc Welding Reading Material A: The History of Welding Reading Material B: Stresses Occurring in Welding Exercises Unit 9 Mechatronics Text: Stepper Motor68 Synchronous Reading: Servo System Reading Material A: Motors Reading Material B: What Is Mechatronics? Exercises Unit 10 CNC Machines Text: The Components of CNC Machine Synchronous Reading: The Need for Numerical Control Reading Material A: Numerical Control Automation Reading Material B: Advantages and Disadvantages of NC Exercises 附錄 詞匯表 參考獻(xiàn)