}m^(q)C4D
XO(sh)ӋϢ m^(q)C4DǺƽO(sh)ӋӖ(xn)W(xu)УcI(y)֪C4DӖ(xn)C(gu)Ӗ(xn)֪ƷƽO(sh)ӋӖ(xn)W(xu)УYۺȫоO(sh)зУW(xu)Уgӭļ
ƽO(sh)ӋӖ(xn)W(xu)УֲӢ^(q),A^(q),ɽ^(q),m^(q)ȵ,ǺИOӰC4DӖ(xn)C(gu)
ƽO(sh)ӋӖ(xn)W(xu)УһO(sh)ӋһwXӖ(xn)W(xu)У_O(sh)ƽO(sh)ӋӖ(xn)҃(ni)O(sh)ӋӖ(xn)W(wng)O(sh)ӋӖ(xn)O(sh)ӋӖ(xn)I(y)a(chn)ƷO(sh)ӋӖ(xn)cadӖ(xn)photoshopӖ(xn)ȌI(y)
m^(q)C4DCADLƏ(f)sĹ̈DǺεľlDˡ
˾@ôһ݅ӡҳԡ˾@ôһ݅ӡ@Ԓ]Լf@߂f Σsʹܛr׃¸?x)r׃t̓jU r׃÷eOʹr׃ÚgκõҲŵ£ҷQ顰^ȡԡҳgĄڿԹԹвܻģ ܵҲ^@̶̵Ďʮ͟ɢˆ?ˣʲôⲻ_?˾@ôһ݅뵽@ԒӢҪ(chung)ĹI(y);njW(xu)Ҫ@ȡߵČW(xu);^ȥ㲻ف;@һ݅^ȥʲôˡһδxһԒδvҲ]ЙC@Fһ݅ұ횺úõذס!˾@ôһ݅ԷeOذ;ҲԵȻ挦벻_Ȼ!jUrж!鲻㿂Ǻ\ؓ@һ݅ӣׁܰ@һⰡ
O(sh)ӋӖ(xn)W(xu)УhcadӖ(xn)hI(y)cadbO(sh)ӋƈDӖ(xn)͘I(y)ِȠáhW(xu)cadӖ(xn)ļҺáhcadӖ(xn)ِȠáh҃(ni)O(sh)ӋӖ(xn)h3dmaxӖ(xn)hcadӖ(xn)hpsӖ(xn)h^ЧDO(sh)ӋӖ(xn)h3dЧDӖ(xn)hI(y)ЧDhƽO(sh)ӋӖ(xn)hW(wng)O(sh)ӋӖ(xn)hkԄӻӖ(xn)hflashӖ(xn)hģO(sh)ӋӖ(xn)ɫČI(y)ˇg(sh)O(sh)ӋӖ(xn)|(zh)һ
m^(q)C4D졷һ˵̎ǿǘ^˰ijN˲ܰĿǰ̎IJȥֻܵŬҳ·odzɹģҲo϶ѵ_ ijһc֮옷ЩhеM㣬Ŀ옷ֻڲcȡ^֮УĿ˲h̎@N˵Ŀ옷 ٣ɾͿܴȫ{Д࣬@Ϳ^h(hun)һֱP(gun)ϵһ錚ŮˣʹژOҕ̓sĭh(hun)Ҳo𡣓fĸFȥͰf̽Q@ʯƱM@ҲGwκΌW(xu)ߵĘsu^߹ٺĐۺþķdȤY\иĘ@ڰĻ

O(sh)Ӌߺ_ʼʹӋCMӋJ飨._ɪmIvan Sutherland1963ʡW(xu)Ժ_l(f)Sketchpad壩һD(zhun)cSKETCHPADͻSO(sh)ӋÈDηʽӋCO(sh)Ӌһ֦PꎘO侀ĻLƵӋCHϣ@LjDλÑԭ@NǬF(xin)CADɻȱ
m^(q)C4DcadƈDǰЩEҪǰõ@Ӳܴ_ƈDĜʴ_cɲܱƈDвҪ韩
m^(q)C4Dຣm^(q)C4DӖ(xn)ĿġoO(sh)ӋܛCADCеCADCADӋCτ(chung)NƽSD
(ni)O(sh)ã
1(w)CAD̎ý̳̌W(xu)(x)
2`ܣCAD̎Cόo(do)
m^(q)C4Dm^(q)C4DcadӖ(xn)̌W(xu)VW(xu)30

ƽO(sh)ӋӖ(xn)W(xu)УɾO(sh)Ӌ֮W(xu)C4D́ƽO(sh)ӋӖ(xn)W(xu)У
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