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1、cylinder函数:绘制三维圆柱图
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" I" k* `9 ]( y) h8 ?% w9 W; i: J2、用法说明:
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# q6 G _# g2 |2 |6 o8 D+ D(1)[x,y,z]=cylinder 函数返回一半径和高度都为1的圆柱体x,y,z轴的坐标值,圆柱体沿其周长有20个等距分布的点
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(2)[x,y,z]=cylinder(r) 函数一个半径为r、高度为1的圆柱体的x,y,z轴的坐标值,圆柱体沿其周长有20个等距分布的点
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' y' `8 ?" O5 |4 p' ^ h(3)[x,y,z]=cylinder(r,n) 函数一个半径为r、高度为1的圆柱体的x,y,z轴的坐标值,圆柱体沿其周长有n个等距分布的点, L8 h1 r D1 k) N
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(4)cylinder(...) 函数只绘制圆柱,没有任何的输出参量。其他参量及结果同上5 r/ i* f7 g! y5 @4 e+ e+ a
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3、实例( A& F6 F2 S/ j1 T% W
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3.1、[x,y,z]=cylinder 函数+ i+ @1 ?" a h/ {
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>> [x,y,x] = cylinder
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Columns 1 through 17
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) K$ u3 n8 q$ [, D+ w Columns 18 through 21' n9 ]% ~! ~5 n {3 ?
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0 0 0 0& B. K% n, T0 ]% Q# f
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' z/ D6 P4 H( c$ Xy =
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Columns 1 through 10
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0 0.3090 0.5878 0.8090 0.9511 1.0000 0.9511 0.8090 0.5878 0.3090' p4 M. C- N: F/ M- N0 `, r/ [, g
0 0.3090 0.5878 0.8090 0.9511 1.0000 0.9511 0.8090 0.5878 0.3090
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: h } z% J3 ]0 {+ R Columns 11 through 20 w6 o7 U' ~4 p; ^8 |
u9 E& }1 l+ u$ t- i 0.0000 -0.3090 -0.5878 -0.8090 -0.9511 -1.0000 -0.9511 -0.8090 -0.5878 -0.3090
7 U3 M3 j, ^- [2 p 0.0000 -0.3090 -0.5878 -0.8090 -0.9511 -1.0000 -0.9511 -0.8090 -0.5878 -0.3090
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x =8 B4 d3 T: Q1 r. e% y
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Columns 1 through 17) Q' t5 f3 K; I/ B
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C; W; C, B& R$ h 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
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Columns 18 through 214 K! g4 S, C5 |6 A+ p% g# y
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0 0 0 08 j# b/ ^( F- B9 O" h
1 1 1 1
' \: z. x3 A. E) f) r3.2、[x,y,z]=cylinder(r)函数( g$ m/ n' J: A" t, f& \0 O" ?
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>> [x,y,z]=cylinder(5)' @3 s) Q8 P1 V
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' e/ h) Q; B: K( z Columns 1 through 10! S, T/ i1 q. w7 Y+ I
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5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.75536 m4 l- s; Z6 X: B8 Q
5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.7553
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Columns 11 through 20* }: `3 u; Z9 T- J! ^ C
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-5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.75537 b( L# p- O" T2 F. n' x# }) H
-5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.7553
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Column 21) V3 j) b4 f' ~% M+ O2 Q
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5.0000
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% ~3 R3 L& f# y/ O- Q0 Y+ py =
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Columns 1 through 102 B: I7 f8 B; [; M/ w9 k
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0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451
x" k) w9 T' q" o; W6 E* H9 F 0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451
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Columns 11 through 209 B' H0 s8 i6 B% \9 I; g
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0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.5451; i: L" `* d) F8 d* J
0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.54514 A- z1 D5 Z; J1 h q
3 e3 _0 R: ^5 k# L3 b4 m2 D Column 21: G; R! V2 g9 A* C/ f
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0
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' d. I P9 C8 s9 I Columns 1 through 170 d1 Z0 z: |% z. \& M3 u t# g
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
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Columns 18 through 21+ ?/ r3 l7 F! a, O3 N; W
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7 Q& o0 r) c# g6 [4 a% j 1 1 1 1>> [x,y,z]=cylinder(5)1 T- h! v; p) J$ S
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x =1 u% m# | N, Q* S: b8 H+ ?
6 \* P2 B+ j# I/ z* L3 l& j/ e Columns 1 through 10$ f2 J+ H5 i& Y, a% X
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5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.7553
: C3 o1 z5 |9 v. j5 a4 ^ 5.0000 4.7553 4.0451 2.9389 1.5451 0.0000 -1.5451 -2.9389 -4.0451 -4.7553
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( P \: C$ p; N: T2 U9 {9 s Columns 11 through 20) j$ a6 `6 ^* [% e& s1 ?2 O
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-5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.7553+ ]2 q9 R1 g9 d! c, h: y1 e. ~
-5.0000 -4.7553 -4.0451 -2.9389 -1.5451 -0.0000 1.5451 2.9389 4.0451 4.7553
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: V4 y& v9 k) \& a8 j. i6 q Column 21) D7 ~8 j' k4 \
' s# u9 Y5 i. `9 L& P, W 5.0000+ k Z" }' u6 i" H7 O/ @& `
5.0000% t# w9 O, `$ k% U
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- a% B- v' X3 _$ ?( o) t0 Ty =- O: B. I1 O0 \5 o( P1 @
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Columns 1 through 10: a% q* k4 i8 {1 ?" e* Q/ `0 M7 C
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0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451
}* J7 H+ L$ e2 `# \ 0 1.5451 2.9389 4.0451 4.7553 5.0000 4.7553 4.0451 2.9389 1.5451: U1 l$ p& ?4 Z( G& b/ m% n4 o
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Columns 11 through 20
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' k" S% O4 ?. k+ I* B6 ^2 o3 @ 0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.5451) G$ j" Y, B* }' W
0.0000 -1.5451 -2.9389 -4.0451 -4.7553 -5.0000 -4.7553 -4.0451 -2.9389 -1.5451
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}/ B0 L! f4 B" H9 U Column 21
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0
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7 n6 y( ]- Q7 c) x Columns 1 through 17- [& |" { c/ a0 f
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1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1& ^) u% M ~8 H0 y# P. c9 D% E, P
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Columns 18 through 21
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0 0 0 0
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3.3、[x,y,z]=cylinder(r,n) 函数
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>> [x,y,z]=cylinder(5,10)/ P4 |+ I! m, ^) u a+ |$ M8 f
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x =5 W9 D4 z5 E6 v1 q& E0 L
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Columns 1 through 106 b/ I% Q, Z* s N) f
: D3 c$ _9 a, w' H$ u* [ 5.0000 4.0451 1.5451 -1.5451 -4.0451 -5.0000 -4.0451 -1.5451 1.5451 4.0451: {4 L2 }& |$ A& p/ e+ Z
5.0000 4.0451 1.5451 -1.5451 -4.0451 -5.0000 -4.0451 -1.5451 1.5451 4.04513 k! T! ]9 O- s" H: T7 D8 V+ w+ _
' j+ E& }$ o( y! V; T. n! `- \: I, S Column 11
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5.0000/ e+ [8 W' {+ t I2 I3 X
5.0000! n Z& \, ]- B# g3 }
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y =" o& I& i C L; G# b
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Columns 1 through 10
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0 2.9389 4.7553 4.7553 2.9389 0.0000 -2.9389 -4.7553 -4.7553 -2.9389
4 W; ` R5 R( z5 [: L4 n ^0 n! b 0 2.9389 4.7553 4.7553 2.9389 0.0000 -2.9389 -4.7553 -4.7553 -2.9389- e1 A, I0 y& K G- u* x' d
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Column 11
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z =/ f* f/ A4 i, {
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3.4、cylinder(...) 函数
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# n' g! D4 J% \) G4 X>> cylinder(5)0 \- m5 |# e! Y* U D
绘制的圆柱图
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