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^ta{ ii {l 3 tr cNc=i4r.7l4lel =+ s6 ^11 3 eF Tldl+4 -dAF E.JaJ ^Jl 1 tr 2^1fl 7l=E-d sel l. cAD/cAMql ^l E ^I+3lg 7ll ^ll 2 tr =c . +trlel =+ "; =d l. g++d .......... ll4 3. =^ +8.. . .................. l16 s. ulzlol +d4 +tr .................... I l7 7. NURBS +d+ +E ...................r2t e. E"JB ElHeil trl= +E .................122 gl 3tr -dalEtrJal . . .124 TJI 4 At CAM S/W= OIEEI +trIEEaJ tr _ l - . NCz lvlTl* 8l 1 tr CAM S/Woil^J NC-DATA gd45 1. 2.3D E'J? "i NC DATA C^J4C ... 130 2. 271i[ zIEEB A E ................... 104