الفهرس Only 14 pages are availabe for public view
 |  | from | 156 |  |  |
| | | from | 156 | | |
Abstract
process planning is an important stage between design and manufacturing. process planning involves transformation of design specifications. into a set of operating instructions necessary for manufacture it is carried out either manually by experienced planners , or by the use of computers including computer aided process planning systems ( CAPP).