}ڌWC4D
C4DϢ C4DӖWУǺһҌI(y)ӖC4DČ(zhn)ӖnjI(y)ӖC4Dēu@֪C4DӖC(gu)Ӗ֪ƷC4DӖWУYۺȫоO(sh)зУWУgӭļ
ʮO(sh)ӋI(y)ӖC4DӖWУI(y)B(yng)O(sh)Ӌʮɽ(jng)SO(sh)Ӌһһְ(zhn)̌WПoA(ch)ɈW(zhn)Ӗ+(qun)C+] C4DӖWУnjI(y)C4DӖWУڵ^(q)λں,Ia(chn)Ʒ(w)NC4DӖ
C4DӖWУֲӢ^(q),A^(q),ɽ^(q),m^(q)ȵ,ǺИOӰC4DӖC(gu)
C4DӖWУһO(sh)ӋһwXӖWУ_O(sh)ƽO(sh)ӋӖ҃(ni)O(sh)ӋӖW(wng)O(sh)ӋӖO(sh)ӋӖI(y)a(chn)ƷO(sh)ӋӖcadӖphotoshopӖȌI(y)
ڶ_l(f)ĻA(ch)피ć(ni)CAD_l(f)Ҳu̽mЇl(f)չģʽCADӷχ(ni)I(y)ʹõCADa(chn)ƷĿ_l(f)õCADǞȫṩ(yu)CADg(sh)
҂ă(yu)ݡ
1̌W(ni)ݏVƽԔD컨D·D
2漰V֪Rȫɽ҃(ni)@Cеȡ
3öģLD߹Ч
ڌWC4D
O(sh)ӋӖWУ13ꌣעƽO(sh)ӋӖƽVO(sh)ӋӖbO(sh)ӋӖ,ԌԌ_bƏV\I,xƽԭWУ.60ҺI(y)WᘌWI(y)Ōڹ
Уһ܃(ni)W߿ԸˌWM
O(sh)Ӌߺ_ʼʹӋCMӋJ飨._ɪmIvan Sutherland1963ʡWԺ_l(f)Sketchpad壩һD(zhun)cSKETCHPADͻSO(sh)ӋÈDηʽӋCO(sh)Ӌһ֦PꎘO侀ĻLƵӋCHϣ@LjDλÑԭ@NǬF(xin)CADɻȱ
ڌWC4DﺣڌWC4D
I(y)خa(chn)̡bb˾VI(y)λSDO(sh)Ӌ҃(ni)bO(sh)ӋԼЧDO(sh)Ӌ^O(sh)ӋCADCеDO(sh)ӋSDO(sh)Ӌ.
ڌWC4DڌWC4DڌWC4DﺣڌWC4D״νo?gu)CADܛļɣCADfڽИI(y)ĮDȻ҂ʹõ^߀ǕһЩĆ}}ϣo?gu)ļɻy㡣
C4DӖWУɾC4DӖ֮WC4D́C4DӖWУ
ӖԃԒMԃ
QQ:320089386
WУW(wng)ַhttp://lki109.com