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    £2025-10-18 22:51:48        g[Δ(sh)270        б

    ԭ(bio)}ڭɽ^(q)CADӖ(xn)ַ

    CADӖ(xn)ࣺnɫCADӖ(xn)ˌC(j)ȫšְֽ̎,ȫ(xing)Ŀn߅W(xu)߅ע،(sh)`W(xu)(hu)ֹӖ(xn)ƌW(xu)ѸٵߌW(xu)TČI(y)ˮƽ͌(sh)҂Ӗ(xn)ɫČ(sh)ݾʹW(xu)TČ(sh)H(qing)߄(chung)߸(jng)(zhng)W(xu)CADxI(y)CADӖ(xn)࣬ؓ(f)؟(z)CADӖ(xn)

    CADӖ(xn)ࣺӖ(xn)(du)CADӖ(xn)nj(du)C(j)е҃(ni)bИI(y)AutoCAD(yng)ڶSLDSģʹþDεI(lng)dȤ־ꡣ

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    O(sh)Ӌ(j)ߺ_ʼʹӋ(j)C(j)M(jn)Ӌ(j)J(rn)飨._ɪmIvan Sutherland1963ʡW(xu)Ժ_l(f)Sketchpad壩һ(g)D(zhun)c(din)SKETCHPADͻSO(sh)Ӌ(j)ÈDηʽӋ(j)C(j)O(sh)Ӌ(j)һ֦PꎘO侀ĻLƵӋ(j)C(j)(sh)H@LjDλÑԭ@NǬF(xin)CADɻȱԡ

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    3 C(j)еCADg(sh)Ӗ(xn)I(y) mϣC(j)еИI(y)

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    ͘I(y)򡿣O(sh)Ӌ(j)Ժ҃(ni)b˾҃(ni)O(sh)Ӌ(j)ЧDʩDƈDc҃(ni)O(sh)Ӌ(j)P(gun)Ĺ

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    XO(sh)Ӌ(j)Ϣ ڭɽ^(q)CAD_O(sh)Ӌ(j)Ӗ(xn)_“(lin)W(wng)ҕXҵc(din)I(y)֪CADӖ(xn)C(j)(gu)Ӗ(xn)֪Ʒƣ_O(sh)Ӌ(j)Ӗ(xn)_“(lin)W(wng)ҕX?gu)Yۺȫ(gu)оO(sh)зУW(xu)Уgӭļ

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    _O(sh)Ӌ(j)Ӗ(xn)_“(lin)W(wng)ҕXҳɾO(sh)Ӌ(j)֮(mng)W(xu)CAD́_O(sh)Ӌ(j)Ӗ(xn)_“(lin)W(wng)ҕX

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