前言 編者的話(huà) Chapter One Materials Science Unit 1 Mechanical Engineering Unit 2 Metals and Their Use Unit 3 Properties of Metals Unit 4 Kind of Steel Unit 5 Lathe Unit 6 What Is a Computer? Chapter Two Hot-Working Special Basics Unit 1 Materials,Maunfacturing Unit 2 Ironmaking Unit 3 Crystal Strructure Unit 4 The Fe-Fe3C Phase Diagram Unit 5 Solidification Unit 6 Solidification and Metals Joining Unit 7 Three Stages of Annealing Unit 8 Engineering Materials:Ferrous Alloys Unit 9 Engineering Materals:Ferrous Alloys(Cast Iron) Unit 10 Engineering Materials:Nonferrous Alloys Chapter Three Foundry Unit 1 Foundry Processes Unit 2 Patterns Unit 3 Sand Conditioning and Control Unit 4 Molding Machines Unit 5 Cleaning,Finishing Castings Unit 6 Gating System …… Chapter Four Welding Chapter Five Heat Treatment Chapter Six Inspection Appendix References