9 Y# a# |' i, C8 y0 { B* x27.概率曲线!: i* B h8 J _ T
方程:0 n- C* q' F7 M: `% E0 m
笛卡儿坐标, L# ]2 z) y$ ]7 M
x = t*10-59 A) ]6 Y- \; \4 s
y = exp(0-x^2)1 a( M( X [/ \
! ?1 I8 m; V j: D # d0 ?; a, Z7 V D1 g- D2 ?28.箕舌线 0 [. w2 ~. A3 u笛卡儿坐标系 5 g! S2 k0 C' g& X+ v, q6 Ua = 10 ]/ l- t# d( Y! T0 l: Q
x = -5 + t*104 w+ E% k% V, g+ n
y = 8*a^3/(x^2+4*a^2) c/ P2 M) N5 @# O$ R/ ? F" w0 D
4 c, ^/ }% Q2 y. Z" i& y ! f$ Q6 H* m/ s. V6 L! c29.阿基米德螺线 ' {3 T/ u( r' R7 _1 f( @% S! `" P柱坐标 4 [( A. c0 G6 Q8 E% v) V+ R% f: ra=100; A [' v# w9 a: ^8 |! F! T
theta = t*400( ]& l$ Q8 z" Z' N) s& R
r = a*theta & E" M. b* S, A& W) s* C" T. F0 B# D, V
30.对数螺线 ( b# |/ e9 d: V柱坐标; G# I) v7 b# n$ c7 J
theta = t*360*2.25 j* H; E2 l2 h# }4 q( O
a = 0.005* q5 }5 e1 H7 L8 p; a
r = exp(a*theta)% K- D3 R! z- C2 Z6 s
2 k: G3 l C: E; M+ S8 n/ u* r/ u
* h" Q! z i2 c8 x; X3 g
31.蔓叶线 2 g) H; [0 T" J( o- ]6 a7 l笛卡儿坐标系 + w8 C; k( o) Ka=105 M: d3 R$ t6 [
y=t*100-50 ' c1 D; [0 ^6 [. G9 s! H- esolve; |; E* R8 L$ i: g9 J
x^3 = y^2*(2*a-x) 8 X' Z3 @- H h: x( wfor x ; q" Y/ `, j2 x- s0 i C; W: e& _8 y. D2 C$ M
32.tan曲线$ X- E2 E% Y: v; |% F4 O; y( b
笛卡儿坐标系 & j, u5 c v7 A# T9 n) a- ox = t*8.5 -4.25 0 }. o# E9 R+ @0 h, y1 q2 q5 c1 e! ^y = tan(x*20) 3 ]3 W( D- {) {( @+ {) ?8 \' D: u( j1 s4 T9 \/ r
F9 T/ @$ |. o( e$ `- O
33.双曲余弦 7 V6 M1 Z/ T3 J7 B) z5 J0 }x = 6*t-3/ j- E( E7 V- _$ E7 v
y = (exp(x)+exp(0-x))/2 6 i* u8 [ N0 [7 r% \' j; s/ H 5 Z& z2 k6 Y3 b# x! e4 R4 [1 i( ?4 N0 \- E7 x! u& @
34.双曲正弦" ?5 l8 v1 z& f U( a
x = 6*t-3! R& o3 C8 n: T( w1 ~0 j1 a. o6 G% O
y = (exp(x)-exp(0-x))/27 A# M6 i) b. A' o
* T; j* _. b0 W. T+ z2 s# S$ ]# S36.一峰三驻点曲线6 B/ C+ {% U& E4 N) b, w
x = 3*t-1.5 / D# Y8 W7 k& t8 P1 |- ^y=(x^2-1)^3+1 $ o6 ^: n% K8 r3 r2 s. N# U( i% g6 V4 T9 G3 q. o
! b: @4 Q7 |' P37.八字曲线5 G5 A' X8 l" e9 i( c
x = 2 * cos ( t *(2*180)) & f% `( |1 t3 l8 Y2 Z: F6 u
y = 2 * sin ( t *(5*360)) - ?, q: O0 ^+ V' C& i, Zz = 02 j4 U, ~# S) w' J: g# `
, N7 _; z9 q+ {3 |1 ~4 F9 u. Y. m/ B! |9 P
38.螺旋曲线" \7 m1 U( ?6 n$ {9 [
r=t*(10*180)+1 ( J) H8 z6 a* V9 Wtheta=10+t*(20*180) ' x) I* D$ r! j% p! z/ Xz=t $ N6 w) _- V# u. G5 _: j- W' |! ?" Y4 s7 }5 u6 f# C
1 i9 m- g. \* c4 Y8 g4 |
. R) z' l8 Y+ S. x. A* H4 C
39.圆 2 \. A4 l3 j2 ?. v7 mx = cos ( t *(5*180)) ) w8 f+ ~ B% wy = sin ( t *(5*180)) ( c2 w% u# Z+ ~& T- x$ n; o
z = 02 v& c4 w. ?+ d- X1 J& [' s
6 ~% e2 O2 w/ \# v
40.封闭球形环绕曲线8 N0 v, ~$ w/ D9 ] H/ T/ C
rho=2 7 F$ q* L1 d5 A0 \1 ]theta=360*t, ?. {) T1 G5 ]( H2 v" {
phi=t*360*10" k7 e: W' W: M& a1 _: a
/ c3 S, b/ W: M5 C! {$ ~
41.柱坐标螺旋曲线 4 R& g5 z: n" s( B! @x = 100*t * cos ( t *(5*180)) 1 K/ \. D' H6 \7 H4 h0 t3 Iy = 100*t * sin ( t *(5*180)) & k; B! a% ?' N) ?1 S( N0 g
z = 0 , \* e6 Z( O1 @ : c0 Y* L& b+ ^5 G6 Y& A# l42.蛇形曲线 # w# J: c7 u, q Y. k; fx = 2 * cos ( (t+1) *(2*180)) * }3 Y5 B, d: F7 L1 R5 R
y = 2 * sin ( t *(5*360)) ' X. r' v4 `' P$ J- _- \1 d- tz = t*(t+1)3 Q" I! S3 X/ u2 c# h* g) d& f
6 z* _& S* G& B) J43.8字形曲线 ' ?, o! i4 D6 [' I% a; I8 T# t2 }柱坐标 , T9 y8 j4 }! b2 R7 stheta = t*360 ) A% U; B8 r9 ?2 Zr=10+(8*sin(theta))^2 6 ?( {+ m7 j. u( J6 Y* b2 `2 u! z0 H0 Q7 d
44.椭圆曲线0 o& [2 D8 }5 h" c! E
笛卡尔坐标系9 c4 H! j# }; L
a = 10. s `& Y2 q/ J6 T" }; E5 T4 k! U
b = 20 r% n3 K4 Z6 y7 d5 k9 P- I
theta = t*360/ L- R' |5 n8 f( W
x = a*cos(theta)0 b' o6 M8 e6 [9 O4 ^
y = b*sin(theta) % E4 t# B9 ^ _) r } N5 T 3 m4 v- A) k' s+ A x; m [+ I45.梅花曲线 * s* j+ C7 b" ?2 h- N柱坐标, c' a9 `$ W& Z& F; |; ], a7 C7 t
theta = t*360 _/ f% G9 t- Or=10+(3*sin(theta*2.5))^25 ]' N: Q8 n5 C. ~' k
! b3 I' ^& G" Q3 W6 \
46.另一个花曲线 * x& \4 @: b2 vtheta = t*360! D( F L9 j7 C& E
r=10-(3*sin(theta*3))^2# |7 T- l2 n/ F/ M* s5 c. x* [( k
z=4*sin(theta*3)^2! V5 z! Y; Z7 ]2 l n$ r
* a: d& j& A# V1 K47.改一下就成为空间感更强的花曲线了;)' @# s* B. }- ?! L# ^2 d
theta = t*360 9 s i" l& U. x& s# b' p! K- F+ j7 tr=10-(3*sin(theta*3))^21 g3 r/ u/ w4 Y. m @0 L
z=(r*sin(theta*3))^23 d* g, S4 l Z) m- M$ L: \: x
7 Y% y' G. n9 F1 u48.螺旋上升的椭圆线 ' t# g' I; s2 Z; g- za = 10 ; S! O$ |0 x. }% L3 ]- pb = 20& U' B+ G1 v( D8 ]' E& c6 f
theta = t*360*3* }9 x6 i6 ~' K, _6 q
x = a*cos(theta) 4 y* ]& V6 f) J; Uy = b*sin(theta) / }+ t# s! C3 r1 h+ \1 zz=t*12 ! { j& B' ~$ }/ k 2 g" o5 ~5 F# b( Z0 c49.甚至这种螺旋花曲线9 }* P$ g/ O* `' P- _$ ~
theta = t*360*47 o" _5 ]1 K3 P
r=10+(3*sin(theta*2.5))^2: T" O6 t) k0 D8 m* J' R% n* r, V
z = t*16 & u+ \" Q+ M. d- ^9 B/ n/ X) M4 x 8 q3 p" {% q$ g# a6 R* {- H5 y50 鼓形线 9 o2 }6 X2 x4 U$ U笛卡尔方程6 K% C( f* l: M
r=5+3.3*sin(t*180)+t# L3 j- t+ y" }) l8 x9 `7 b" [* s) }
theta=t*360*10 4 |7 _: @# X7 V" Q" G1 \z=t*10 6 {" h1 I( {6 e& p. t. K ( b- ^" G. M5 {7 X51 长命锁曲线+ L3 D K1 N# F, }; |
笛卡尔方程: ) t3 I5 d0 f( x+ K" d6 ^a=1*t*359.5# w4 G2 \( [' q/ H: x5 ?
b=q2*t*3607 I2 ` G0 ? F8 _9 y ~/ f
c=q3*t*360! Y* {* l0 J" ~- \+ C1 \( ~
rr1=w1 , B6 M$ V1 x" A! x* \6 E9 grr2=w2 # l5 F8 W/ x* [9 {2 C. h; s, Frr3=w3 : v' f E5 Z/ a# rx=rr1*cos(a)+rr2*cos(b)+rr3*cos(c) 4 M( T/ K- P/ W- E/ x+ gy=rr1*sin(a)+rr2*sin(b)+rr3*sin(c) 2 k$ y/ Q- K9 g* i3 Z ( Q# N7 m7 U& ]# L$ y' V51 长命锁曲线2 ~ l; E$ {2 B: w& `% m! U
笛卡尔方程: # ]; Z C1 I5 Q1 z9 J$ }a=1*t*359.5 ( W# S/ \1 Y6 u+ _5 Z2 s' }b=q2*t*360 , T. Q {5 j9 F, }c=q3*t*360( e. o$ }5 ^6 p! z. U8 v
rr1=w1 ?6 ~ Z& ?. K/ F! n9 Irr2=w2! X! t9 a2 o2 ~ u- W- D$ C
rr3=w3 3 e( c" U" G$ L, gx=rr1*cos(a)+rr2*cos(b)+rr3*cos(c) 4 o! X* G2 s$ i7 Jy=rr1*sin(a)+rr2*sin(b)+rr3*sin(c)# x T" b5 L( E1 @, B1 s
52 簪形线6 B* H9 R0 u3 t, A5 r6 m0 _
球坐标 ; v, u6 s& `8 ~" r$ A2 G
方程:- I$ H! e/ J( p' e
rho=200*t5 k; _* V# A, y5 _! q$ N2 l3 U; y
theta=900*t. i, g7 _% a5 t
phi=t*90*10 5 q9 _# F/ W$ C7 }5 h, \4 a$ V Q7 w' y% t5 B; P4 S8 t
53.螺旋上升曲线 1 v2 Y! [' J; N2 E/ e5 p1 \$ ~' x) nr=t^10+ f! k, v; K8 x9 {+ s9 e
theta=t^3*360*6*3+t^3*360*3*34 I- W: A/ T u. G3 U/ f
z=t^3*(t+1) ( r& X3 C3 }6 m4 Z: q2 A ' y& A0 y9 g: E8 v54.蘑菇曲线 9 h4 e8 F& B; [. nrho=t^3+t*(t+1): M4 B1 \, q# {! T' |; q6 E b
theta=t*360 4 x9 `2 i+ U0 ^& Q+ Y7 x2 m) [phi=t^2*360*20*20& a+ f7 r& w1 Y& t- V
$ r9 d5 x, q' W; p. A55. 8字曲线, Z6 T' T( _* U/ n+ f
a=1% r) P- C8 S/ ^% T2 A, N+ M
b=11 C. H& z! H4 j+ S" ]% M
x=3*b*cos(t*360)+a*cos(3*t*360). W% f7 w9 w7 | v
Y=b*sin(t*360)+a*sin(3*t*360) 8 r' g2 t* C/ l, \0 g1 w: A4 M f2 T! r1 H+ F9 m
56.梅花曲线4 F, i6 e. e' v. X
theta=t*360: V6 q' R. I3 w: ~
r=100+50*cos(5*theta) M, N5 j7 I7 c2 P; B
z=2*cos(5*theta): A. B) K' G- i y0 J( l, b$ A
G8 M7 l& a3 A9 ]" M- Y
57.桃形曲线5 G7 w) x8 p9 ~1 q. r
rho=t^3+t*(t+1); f* I4 g: w) m& r; S- p# r
theta=t*3601 g, l. F& a0 v. {3 C
phi=t^2*360*10*10: @8 t* s* f8 r# E
4 J" @: `' e+ d58.名稱:碟形弹簧 7 ]4 s" q# Y+ A. [* r5 N, G) w建立環境:pro/e 2 V/ R2 {# {$ j# X1 |5 B
圓柱坐 4 _- E7 n# `2 W- P: kr = 5 ( K# o: u J6 x- M* G) U% l @
theta = t*3600 & Y( G) z. ]8 m5 l, E/ H, i
z =(sin(3.5*theta-90))+24 8 C& R. q; x( ^: N! o+ a+ K2 X3 q" ?# D. u+ K' `1 z$ J6 C
3 Q/ l+ a% @3 ] `- e
59.环形二次曲线3 P; @7 S3 q+ ^/ g
笛卡儿方程: . [! n0 k/ Y& M
x=50*cos(t*360) 4 _7 @' U& R# `y=50*sin(t*360)5 x# H1 N, w$ n
z=10*cos(t*360*8) $ [0 U3 M1 h5 B8 n. K; K% k1 X* ?5 v' M' T3 _: D* X
60 蝶线 3 V: V: \) d) k' o" D2 [. G球坐标: 7 k( X; D' Y5 E) @9 B% G3 ]: Xrho=4*sin(t*360)+6*cos(t*360^2) 4 O/ M) e1 a6 K' W; Etheta=t*360* ]3 E, b6 E/ G' c( I
phi=log(1+t*360)*t*3608 d. `. ]) F* w
6 P) D4 k% h# m! U# k
1 E4 w- _" E' y3 n( w& @2 |
61.正弦周弹簧$ c0 [* J7 O- M- `
笛卡尔: _ m1 j% _. Wang1=t*360$ G8 H( H( N7 u6 W
ang2=t*360*207 @* C) @7 j# A& ]7 n4 o; M+ Z
x=ang1*2*pi/3607 {$ L$ p; A1 s/ _
y=sin(ang1)*5+cos(ang2)6 W3 r) U6 x {- d3 Y* I
z=sin(ang2) : ~1 i3 Q6 g% M8 @$ A8 c" X- d 6 w- a9 n! }" x9 H Y/ k62.环形螺旋线 1 K! N; G2 ?1 _x=(50+10*sin(t*360*15))*cos(t*360) * g: m6 U8 D: [* h5 {' E5 ^5 ry=(50+10*sin(t*360*15))*sin(t*360)9 }) z* Z/ {7 V% K) V' W
z=10*cos(t*360*5)1 E( ~6 K$ D! ?$ _
( E3 R& p0 [" F" ]! T: }
63.内接弹簧7 V1 Z; R, {3 V9 y
x=2*cos(t*360*10)+cos(t*180*10)9 z. h) D. l1 l; t& V" _' w
y=2*sin(t*360*10)+sin(t*180*10) & f! L% \6 P8 I2 y3 a4 T0 Vz=t*6 & U, y5 C& E4 n+ M: ~! ^, d- @ 8 I1 J$ s5 X. \: R" b. P7 |( \+ w8 w9 j5 d
64.多变内接式弹簧 * V$ L: d7 A; |- d9 ?
x=3*cos(t*360*8)-1.5*cos(t*480*8), [; `' E) c B+ e
y=3*sin(t*360*8)-1.5*sin(t*480*8); ~7 T* i+ ?- ?, V' W! j+ Y
z=t*8 - V' h z2 l' P5 k $ H$ K+ B: \0 D- _& Q6 b& i/ x1 q65.柱面正弦波线 2 J0 \ r; j `8 t, G柱坐标: 7 y- a5 p7 F+ f5 K/ K( r8 h方程 $ B- j8 Y7 l, j: A, ]r=301 f' t- T5 Z) B7 F/ J
theta=t*360 2 Y+ K1 f/ i# b! [z=5*sin(5*theta-90); Q# e, n7 Y; ]" r* N }
+ E+ X& S0 u% K& R- Q- N" h: J
66. ufo (漩涡线)$ w0 P: T) q9 K+ u; v
球坐标: : X: ~1 H+ O# ~rho=t*20^2 , v# f+ j! e6 t* W$ S- i. b$ Utheta=t*log(30)*604 R% u7 L& ]( |1 U* k
phi=t*72002 y# \% `& j* ^
4 T. x; p8 J0 M3 f; O3 c& `# o% p
67. 手把曲线/ ]8 Q6 Z& l; |8 c' l4 ]! n' |
thta0=t*360& c) V- |2 C: o
thta1=t*360*67 a6 J# R6 |& F9 L2 [
r0=400( ^1 {4 J J/ O7 A+ Q" r- j0 D
r1=406 H( x5 K4 ^& U' q& c. W
r=r0+r1*cos(thta1)0 z, f: e: K8 |+ R+ }1 U& V* l
x=r*cos(thta0)- ?5 [. p' ^3 B
y=r1*sin(thta1). _) E8 @/ ^2 i0 B t/ E4 v
z=0 8 k# `% S# o$ g& R, u6 _, g $ E* W0 h3 r* b7 x9 v7 D68.篮子 * j3 o; u: C' k圆柱坐标 5 U- W" N* O* [5 K9 w; r
r=5+0.3*sin(t*180)+t 5 J) c: s$ j+ Q5 m, [' \* X' ~+ Q
theta=t*360*30 3 o5 L) @" j" X. P6 J8 }
z=t*5. l- H( S9 R" }# f# A
0 O' w* _4 F+ a2 X2 `& ?* S69. 圆柱齿轮齿廓的渐开线方程: 6 Y9 ?% o) m& pafa=60*t ' Z% E. ~. h j6 o0 a4 cx=10*cos(afa)+pi*10*afa/180*sin(afa) 0 f. T2 y( v+ h* ix=10*sin(afa)-pi*10*afa/180*cos(afa) 1 M$ s' z o# z# X5 xz=0 ! l4 o/ ?/ w6 ^注:afa为压力角,取值范围是0到60,10为基圆半径。. e$ f9 [7 l( y5 v" ]- X
) Z- V/ v0 K$ D" o6 N
70.对数螺旋曲线 ! z" J0 z, x6 `- U& o柱坐标: ' s( W4 j0 [. d* @. J0 ?& Gr=sqrt(theta)! |& I8 q4 R$ R2 _" r
theta=t*360*306 Y; t8 V2 w2 V3 J: W2 e1 O: \
z=0: e2 C E& [5 Q6 t5 U9 M
$ }% Q" h+ W% ~& G% |! q& V3 W
71. 罩形线 " P& H# ~: e8 V% r; Y. a3 k球坐标: 0 m; W% a7 z4 u$ z. p+ T/ v. urho=4% Y6 ~' W# z; r2 c1 L$ V
theta=t*60 V4 t& K* d+ I; j! w" A$ Pphi=t*360*10* \; P4 n) P: F! x' m
# d5 l2 b. b% O* M" u) _9 O72. 向日葵线 7 z! p1 F/ O; v; A+ k( E" Ztheta=t*360 1 z# W( Q# {) j; _8 tr=30+10*sin(theta*30) 6 [' C c. s. Y9 ?7 Iz=0& x& ?5 t: g6 Z8 m- d
0 p( R4 Y$ v4 l
73. 太阳线7 J3 Y Q9 S2 d$ G: x
r=1.5*cos(50*theta)+11 C6 A% G& A8 z- B L X" S
theta=t*360 5 m( M! J% V- Lz=0 5 s: O, C; j) A- ?- T) o# w. c7 I: T. b
74 塔形螺旋线 0 o4 U( y+ p9 P+ J: @r=t*80+50 + g, Z/ V' [8 ]) Ftheta=t*360*10) E( n# K; X( E8 ?# \
z=t*80 + l; Z5 r9 H# b/ _0 N8 M) q " p$ K b+ Q6 j9 a# l75 花瓣线8 z5 i/ W' S! D
球坐标:; T) t5 z9 y2 C1 c" Y
rho=t*203 e4 W8 P' m% [
theta=t*360*90 ! h* V8 h: a. E4 B, e# R _phi=t*360*10' S! B. |; U' L7 T0 T9 ^
( P: f* L9 d0 t7 }& }6 v76 双元宝线8 e5 d5 K" |# ]
r=sin(t*360*10)+306 l; a% Q; X& t5 z- y( M b
theta=sin(t*360*15), B3 |4 v. }4 [4 a: n1 o4 R
z=sin(t*3). L, S' n" G+ j
( H- j1 _3 i r: U m77 阿基米德螺线的变形(自己想得)0 x+ D3 ]7 k- b t3 i: p9 D
不知前面有没有??:what, j7 r' N& {# g; a2 a/ ]
柱坐标下:% S; U8 W5 T0 A" Y
theta=360*2*(t-0.5) 2 ~, ?. A, ?+ `4 kr=10*theta/ o/ b! C# X U
z=0 7 l2 P% ^% J! [& n$ m* E . x8 [8 N% Q4 @) g( |78 改过来的渐开线方程3 | j% W% h; `" D/ c
r=20 # K8 V5 F# i: w6 C+ I7 F* N& Hang = t*3606 t* K8 G+ ]7 V# ~9 _$ ~
x=r*cos(ang)+2*pi*r*t*sin(ang) 4 |$ b3 X" J, i9 Py=r*sin(ang)-2*pi*r*t*cos(ang)5 o+ s$ O" S6 X8 a, E4 z' s
z=0 ) d# y4 y7 B6 |2 }: z! W . Y" @" q& M# K8 L# n7 Z79 双鱼曲线 ; \( Y# B+ r- u: L8 ^. i0 N1 s
球坐标系 , y2 ?0 ^# H+ [ q6 ^" Trho=30+10*sin(t*360*10) 1 I/ D7 x4 j% J# l# j% ~: W- |& Otheta=t*180*cos(t*360*10) i4 N2 t9 G" a) F
phi=t*360*30 , ?( _( i, D: F7 K0 x) M% I. c# K$ v9 a
80 蝴蝶结曲线 / {, a8 R4 |: }x=200*t*sin(t*3600)! i; B; R q0 I6 b5 \8 x
y=250*t*cos(t*3600) * T5 ~! g$ [( b8 U f1 |, E$ f; Yz=300*t*sin(t*1800) : h* X$ W( X$ e2 }( C' t5 n5 H. P3 G, k
81 ”两相望“曲线 0 \' {0 d4 }2 W/ Y8 W球坐标系 " p/ D9 O' W t' Crho=30 7 H- k! ~/ S! H& k, x* ]% ~theta=t*360*cos(t*360*20) : k$ c4 L0 R$ L9 Aphi=t*360*20 * h( e' \1 K* H6 q+ ~4 t. _7 x4 c; Y% ]# W
82 小蜜蜂; ~ v5 v) L7 f% i
笛卡尔坐标系: 1 R! @7 W O" K; Y/ _( U0 Dx=cos(t*360)+cos(3*t*360) & }% t+ n- G! ?0 @# M: O
Y=sin(t*360)+sin(5*t*360) 5 }, c$ K; J$ d) t2 d- K: n8 H4 e( y/ C7 N
83 弯月/ R* C, _. v9 I
x=cos(t*360)+cos(2*t*360) 7 T; f/ }9 S3 n2 S& r* k$ T. e; R% U
Y=sin(t*360)*2+sin(t*360)*2 S- [+ |" @$ ^& ]% u. W 0 a5 q- Y& O* x" O+ M4 K# q4 w84 热带鱼 }9 ^1 y) [$ n* O' |" Ka=5 ! Q, U* E8 R, R! ]4 S: Px=(a*(cos(t*360*3))^4)*t 0 ?) { L! N0 Q6 l D
y=(a*(sin(t*360*3))^4)*t # `+ J; o0 |; N( N% a1 I2 y- {- J% e& R7 Q
85 燕尾剪 ' G! r+ @+ Q" H4 D: E. a" R$ yx=3*cos(t*360*4) 1 `- {2 C0 A! c8 r% t7 b6 x
y=3*sin(t*360*3) 2 V/ }8 B8 W! h% hz=t5 n: M4 E9 h4 p/ d4 \/ U7 T
8 K" \$ l( T4 ]* t
86 天蚕丝 2 l8 c) l% w' Y4 o3 Q
theta=t*3600 . I/ s4 l: _* _6 L
r=(cos(360*t*20)*.5*t+1)*t# j; [2 y3 M. N* S
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87 心电图 + z+ q1 t. R! L6 n5 ` [
圆柱坐标系: 2 s2 ?- o: w5 E- }: H% B2 p5 Br=sin(t*360*2)+.2 $ Q' ?6 f/ M8 `* L
theta=10+t*(6*360) 6 |3 n$ g' G2 l$ N# \
z=t*33 D" s$ ?. g/ u/ \& N
& I E7 `8 p7 s8 T j8 E89 小白兔3 \! w6 I( K$ N. `: S
theta=t*360-908 C" d$ ^ v, d
r=cos(360*(t/(1+t^(6.5)))*6*t)*3.5+5 ; J* q* M l6 V* p d8 O0 M% K0 x( m1 V. W+ z
90 大家好 8 W: V# O6 ^. p! D- \$ R, Atheta=t*360+180! Q& t% c( Q5 W1 g3 G- q
r=cos(360*t^3*6)*2+5 ! l" g$ D+ X- s5 @, M5 G* h. b' ]4 ~! K4 J! i
91 蛇形线 8 X: F# ], s4 o7 s: b& B笛卡尔坐标系: / _3 T4 x; J6 F Y: f/ @2 Jx=2*cos(t*360*3)*t3 q& \7 Q; x# @5 e x
y=2*sin(t*360*3)*t 4 Q3 N2 R0 P# vz=(sqrt(sqrt(sqrt(t))))^3*5+ A' t0 ]9 W- }
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92 五环 2 J5 \5 s$ h8 M柱坐标: _# D) P8 t5 `& D2 K; f
theta=t*360*4 , k4 \, _5 @, w o* w$ vr=cos(t*360*5)+1 & J) z' B6 ]3 U! ~. k$ `; L0 ]$ R( G3 {9 L2 n7 O
93 蜘蛛网 9 l( F& C4 M: C" P/ ` t: A柱坐标:5 [# ~, H% c2 F- _7 { M
theta=t*360*5. `) ]+ m7 ~4 Z5 t' F8 E% N
r=t*sin(t*360*25)*5+82 h8 p9 w+ f( r. i! s0 z0 ^
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94 次声波 ; {1 a' @; G; b" t: l0 F- l* A
笛卡尔: [1 t+ M% w E
x=t*5+ T4 H5 m% T6 w8 \' f% D, q) H+ q
y=t*cos(t*360*8)" Q7 ?6 v) _' t: N
/ e. x9 ?4 {: }2 p1 x! o9 E1 S) c/ ^95 十字渐开线 6 a" _1 k B# A% \% G5 H: J+ B ?柱坐标: 5 h Y, q E' z- [) @. d6 s: Btheta=t*360*4% i6 i7 _5 e3 j9 A) k
r=(cos(t*360*16)*0.5*t+1)*t% s8 V b, {7 w7 N$ O' a
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96 内五环, Z$ Y; ^- e, L( }
笛卡尔$ B% J5 d0 a+ V" @: x8 H
theta=t*360*4 * a, ?/ K0 Q# V z5 a$ _x=2+(10-5)*cos(theta)+6*cos((10/6-1)*theta) 4 p7 e: v, g Ny=2+(10-5)*sin(theta)-6*sin((10/6-1)*theta) $ i% F& `- w I/ i3 i0 b2 C, V, p
97 蜗轨线 ; p+ ~9 `4 `- ^1 x! |! f柱坐标; 8 L1 ~7 o# a: qtheta=t*360*22 \& ~* M6 ^( h/ x
r=cos(t*360*30)*t*0.5+t*2( W5 \5 f' r3 `2 n i2 H* Y* x
5 S9 G0 i X C; a3 U: I, u9 X1 Y+ t- [- m& M- l, p* f- A6 D
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sd28=4+6*abs(sin(trajpar*180*2*6)) 2 \) L/ @' A5 F0 x L" C8 y8 D; n
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