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工具-aotolisp-编辑器，复制以下代码，保存，然后加载就OK了，输入命令HELIX，就可以画弹簧了，呵呵
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;; HELIX .LSP 螺旋线生成: a @& Y2 f4 {7 |% F
(Defun C:Helix ()& @/ Y9 E/ m( z8 Y; I: m3 W* k
(SetQ p (GetPoint "\n中心点: ") x (Car p) y (Cadr p) z (Caddr p)
, C# ~7 E+ G) V7 ar (GetDist p "\n半径: ")4 u0 @9 c9 s% u4 R
b (GetDist p "\n总高度: ")
4 @- k ~; S9 {& J5 j6 Oa (GetAngle p "\n起始角: ")
' v" N% [; l3 C! V# q3 Pm (GetInt "\n圈数: ")
. f* _% l6 y ^% |: J$ sn (GetInt "\n每圈线段数: ")
{3 m" a7 X+ h, _9 R! ada (/ (* m 2 Pi) (* m n))) J0 |9 D$ j0 x' f; u( u+ u
dz (/ b (* m n))
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(Command "3dpoly")( h0 f5 V% b+ h( r4 K* }
(Repeat (1+ (* m n))
9 V9 G9 ]9 p r4 V" j0 `(Command (Polar (List x y z) a r))1 I; X$ ^% l' }: B
(SetQ a (+ a da) z (+ z dz))- N2 { L9 r" h2 s# A8 a1 b
)
) C7 r4 X- T6 n& K4 V0 @+ Y& T( h(Command "")4 @2 D- h% _% F/ N! t' |# k
(PrinC)
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发表于 2009-5-8 16:05