TY - ADVS ED - CNC Concepts, Inc. TI - Machining center programming and operation U1 - 621.9023 PY - 1998/// CY - Cary, IL PB - CNC Concepts KW - Máquinas herramientas KW - Control numérico N2 - Video lectures and written material for 24 lessons designed to introduce beginners and experienced programmers to programming and operation techniques used with CNC machining centers ER -