前言 Lesson 1 Text Five Basic Techniques of Machining Metal Reading Principles of Machining Lesson 2 Text The Machine Control Computer Reading CNC Machine Computers Lesson 3 Text The Evolution of CNC Reading The Need for Numerical Control Lesson 4 Text Advantages of NC Reading CNC versus Conventional Machining Lesson 5 Text NC Applications Reading CNC Performance Lesson 6 Text CNC Controllers Reading The Construction of CNC Machines Lesson 7 Text The CNC Process Reading Input and Output Media Lesson 8 Text Axis and Motion Nomenclature Reading Coordinates for Turning Lesson 9 Text Programming Concepts Reading Prepare to Program lesson 10 Text Tooling Reading Feedrates and Spindle Speeds Lesson 11 Text G-Codes Reading M-codes Lesson 12 Text FANUC System Operation Unit--CRT/MDI Panel Reading FANUC System Operator s Panel Lesson 13 Text Safety and Maintenance for CNC Machine Reading FANUC-BESK NC System Lesson 14 Text Battery for Memory Backup Reading Replacing the Lithium Battery Replacing the Alkaline Dry Cells Lesson 15 Text Flexible Manufacturing System Reading Machining Center Lesson 16 Text Usability Reading I-deas/Unigraphies NX Model Interoperability Lesson 17 Text Design Concepts Reading Planning Your Design Lesson 18 Text Features and Parts Reading Creating the Initial Solid Feature Lesson 19 Text About Part Reading Using Shortcuts with the Right Mouse Button Lesson 20 Text About Creating Geometry in Sketcher Reading To Create a Line 参考译文 参考文献