1. Note : ? functions are not implemented as machine operations on most machines. 2. Programs to control machine operation are typically stored in battery-backed-up or non-volatile memory. 3. One possibility is that of continuously replacing the tool-electrode during a machining operation . 4. Tooling, medium composites and large machining operations will be transferred to new manufacturing centers. 5. The main spindle is used with the guide bushing for the main machining operations . 6. Counselors suggested that Tommy try food preparation or machine operation . 7. Only 9 people worked in process, plant and machine operation . 8. Other conventional machining operations include shaping, planing, broaching and sawing. 9. Burrs are most commonly created by machining operations , such as milling, engraving or turning. 10. Parts with undercuts and threads require a secondary machining operation .