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maodeng 发表于 2013-1-28 13:13 ) X: G! H; ` |2 N" O8 M
. hello 300236+ ]1 Z. D, {/ }% I `
statement out of context
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抱歉,最近太忙了
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3 o# K6 Q% B; I5 @9 _; I+ q300236 我用下面的程序试过,没问题
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你把 D:\stock\test\source 改成你导出的数据存放的目录,再试一试# z8 T h/ e/ m1 I2 S" D' @
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capture program drop hello. d3 }' b5 e6 l* s1 u3 w- B
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program hello1 e1 t3 I2 d$ O9 s# J K- x4 g
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) K: r9 M. t- Q! D4 \7 W t" iclear$ A3 J' ~, x8 r# g" y2 t' _
$ J6 L$ C* u2 g1 ^4 Y0 |cd D:\stock\test\source/ t' D' y" m; u. X' M
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insheet using `1'.txt# r' p# J3 u$ I6 j4 |$ Y
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keep if v5>0
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gen vt=_n
% O( J4 X+ I# S2 }7 e6 Y - ?" L# j3 `. q h& }* U; @& b f
tsset vt
[9 a3 h E H/ b K4 O
% V" ~9 d4 H( B5 T4 u gen zf=D1.v5
+ k0 i5 s+ h- V
) n8 N3 f' r$ A7 e) e% j Z/ @ gsort -v17 F1 x& k8 W3 f' @. M
) I, a) R* e( }0 c* J' }3 E; A gen avol=v7/v5# f6 ~5 P& Q0 r* E- q
# ]% w3 q$ r. x$ L9 k keep if avol>0* h+ j' U8 L; D6 }3 j3 G! I2 t
6 q- J# \& }% Y0 h$ b
drop vt6 `8 i' ?4 @2 g
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gen vt=_n6 {1 h$ p8 H* ?/ ?
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tsset vt
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7 J6 m6 |+ P& Q; j W2 L sum v5 [aw =avol]5 D, x/ J1 v d* O7 O/ J
. W; V$ d! a# H' v gen amean=r(mean) in 1! e6 G! b, H6 F5 K! Z
% U% H: a7 {4 D+ E8 |" l( u * 总加权平均值 amean
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1 s4 t7 _+ d. V9 M; _9 W7 j* y ( v a- z) R! l8 o% Q. P8 c
keep in 1/240
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sum v5 [aw =avol]9 A5 N e+ M, U0 J$ e. O
) l, t+ n0 P0 ]% o gen mean240=r(mean) in 1
- l$ U+ @* G- {5 ~( p# M
* k6 b. O6 h6 Z9 F- d* K *240加权平均值 mean240, Q$ V" G) S) m5 c* G& Y; M9 {- {
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set obs 500 1 i3 d# Q6 y! q. A+ y3 W
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kdensity v5 [aw =avol],gaussian n(500) generate(dx240 dy240) nograph
% ]8 @& s# ^+ Y3 \. z3 S& j & c0 P8 ]; f- i2 f
*240 kdensity(dx240 dy240)
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sum dy240$ G9 @/ I9 ]5 M4 S
4 w, \, E8 \! W O, p6 l gen yxis=r(max) in 15 z$ s M/ c$ V0 m4 O
& K# K' N' i' y2 J+ ^- n gen yxis2=yxis/2
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*yxis: [$ Y) Z8 h/ j8 Z
9 @* {# m# k' ~3 t6 ~2 K0 v gen dy240max=r(max)' L' u) j! r7 {# q1 f
$ N! U0 n7 b) ` gen dy240minp=r(min)
% r% z+ S4 e. o# Q0 Q$ Y h / r: H$ y; A' a, g4 v+ q
gen vtt=_n
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; m% ]7 g" `5 ]& Z ]; e tsset vtt
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gen ddy240=D1.dy240/D1.dx2402 w9 g" D W; Y" t* a4 q9 z0 H% Q9 X
# F; y g" T9 q# n/ P sum ddy240
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gen ddy240max=r(max): X$ ~" ~$ V3 F7 b3 j0 r
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gen ddy240min=r(min)# C) t8 C) J1 o+ \$ O
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gen ddy240g=ddy240*(dy240max-dy240min)/(ddy240max-ddy240min)
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, z: E, `/ u4 k& U; }' k sum ddy240g
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: N0 x! C- [9 `4 A/ d; e gen yxis3=r(min) in 1
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gen yxis4=0 in 11 a. q; s, _+ B/ V) b3 y; Y5 {
7 [* E, c( I; ]* W% N/ K0 O0 \ *ddy240g 6 l7 z D6 O! ^; o' u" n6 s/ c: {
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preserve
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sum v5 [aw =avol]; u! j' n* V7 F/ M- L( `
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keep if dx240<r(mean)
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sum ddy240
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% A" V7 u* I2 Z/ k" v& `# }% Y/ k. x( q if r(min)<0 {
0 [& U7 p- U! F' Z8 w, R8 { - A3 i5 z2 m9 Q; _) W0 w5 u
keep if ddy240<=0
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count
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9 A1 I/ g* g8 r- D$ J, P: o- { if r(N)>2 {) f6 H( ~% J) z
1 x9 D0 z+ z \3 l* {! \0 h8 U7 k pkexamine dx240 dy2400 a; E) z& m3 Y6 a, o, z
6 U) P9 N: j! [/ V. J. B local tempminp=r(tomc)2 z7 c/ h$ s G
restore
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else {
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3 d9 @7 Q5 h- c# o/ T5 Z di "cannot find minp"" w7 P ~; Y1 m. i
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sum dx240
& P5 p0 @' s8 `8 f& }: g l. u local tempminp=r(mean)
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}
: ~2 g. M6 ?5 J3 c else {3 f6 L0 O6 E* n8 ?4 f$ u* Y
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keep if ddy240<=r(min)% ]* [3 A8 Y) ^" `( [5 ?
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sum dx240
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local tempminp=r(min)* H! I) p* |. u4 X! V
restore 4 {. ^- v ~; j E" J& e
}
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/ P# \* V, V7 L( q! p gen minp=`tempminp' in 1; `$ e9 e+ a, V6 K- G2 ?
*240 minp
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preserve Q% s2 M& B! h& B" ` n5 [
9 p$ ?; j1 m4 O4 x; P- H sum v5 [aw =avol]: ~# |* V' u4 e
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keep if dx240>r(mean)' I9 H D' r3 }
/ [# T1 ]8 C% h- M) m sum ddy240
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% E. n) ~7 R5 {9 | if r(max)>0 {# r, P& H$ y, [6 K8 f- a: o
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keep if ddy240>=0
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1 r6 s9 F4 u. `+ M$ m A1 l/ g1 m! L count2 F( z5 ~# `2 N T
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if r(N)>2 {6 D% W. G! U3 a0 n2 c" J
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pkexamine dx240 dy240
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local tempmaxp=r(tomc)
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}
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else {6 k# }4 H2 p$ P& y# a9 O2 v9 f
restore
' w r8 N- a& T( P9 {& I4 u" p di "cannot find maxp"( i6 V; ?( z! x8 T i0 P
\* x ]- A9 v) F/ C% v) O7 A) m & U7 y/ \( o4 v
sum dx2405 n6 V9 V1 t+ K4 Q
local tempmaxp=r(mean)
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( e& H- M5 \8 a" a& ] else {
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9 T- S' ?; }' ^, d% { keep if ddy240>=r(max)
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: o9 q3 d) K5 @2 z+ c sum dx2402 t. j$ L' J$ n. v8 P' V
: s: a \' Z$ }$ P; H local tempmaxp=r(max) , V9 i5 F8 ]2 ^5 Y
restore 4 ~, T3 z# _9 F* I+ \/ X+ F
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- X, J: x# m/ q+ O# D7 E3 L gen maxp=`tempmaxp' in 1" i! v0 s: s, S- v
6 c; |; c5 X3 n9 s" V6 Q) l *240maxp
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*-------------ddy240pminp左侧高峰值-----# F# ?3 T6 ~, B" w; Q( ?
r4 K$ d; ]$ U' X6 {& x+ J1 e! I" g
preserve * X& m9 E7 Z( q' w7 B, G S
$ Q$ M8 U( _, U( [3 |( a3 F7 V keep if dx240<`tempminp'
" z+ {; u9 ?+ L" A+ w & H3 q5 C5 B: C! o& f
keep if ddy240>04 G5 J; b7 G8 D0 ?$ L$ W
$ Q" i$ L" v& ^ count/ ~4 |2 \; S% ?
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if r(N)>2 {
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pkexamine dx240 ddy240
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1 `1 ?. [( i5 x1 c, X9 \ local tempminphddy240=r(tomc)
+ C; U6 K# {/ O2 K restore
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, x: N7 d( x% p0 a8 ` else {7 U; v7 I5 Z7 W+ i9 {7 e1 }
restore
4 ^2 M" ^: N( C di "cannot find pminphddy240"' z5 w; B. }/ `, [& f
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1 {5 {% j8 V' B2 U sum dx2409 `; t9 W) p6 X& K. K4 P% K3 Q
local tempminphddy240=r(mean) % u6 i+ e; }3 r+ o& `0 m: l }
( I' t- j& f+ J' s) Z5 B
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}
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gen pminphddy240=`tempminphddy240' in 1
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# ~7 W/ i# u ^9 n# e1 ` *-------------ddy240pminp右侧低峰值 -----------------% p, H( w5 k k$ b
preserve
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" i0 S3 h6 G8 ~ keep if dx240>`tempminp'3 F- p/ W8 l- t" ]& y0 a. j, M
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keep if dx240<`tempmaxp'0 r3 Y/ S0 W8 G% u
+ P3 t R2 Y4 K# R& Z
keep if ddy240<07 G6 Z) B! u" ?# `' ~' I
7 P8 V( ]8 R& P2 N gen temddy240=-ddy240
# e( ^' e# l9 k& O- W7 o $ Z4 V2 |3 W& X" M- B: m t9 \
count
. U; p1 T5 \& z; O
& m) k& m+ J, X* a if r(N)>2 {
! P1 r8 O) c. u" Z6 V6 F; ?; R$ o 4 p' Y9 O0 _* W) n0 Q6 V% k5 t
pkexamine dx240 temddy240, {/ Z; Q3 c' Z! Y6 G
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local tempminplddy240=r(tomc) F' a7 a5 h0 _( N1 A
restore
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; j* b5 j5 N5 N9 Q* q else {, W6 h9 e/ F& T1 H, Y, ~
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di "cannot find pminplddy240"
2 f4 i5 L4 |0 c4 l, h" ~ restore! h; t S& ]% J! x
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sum dx240
5 u/ a! R7 D- T3 i8 h local tempminplddy240=r(mean)! e) T" p( n. e
+ L" U( M# e2 ~3 ]
# ~6 p7 ^6 d/ o: W7 z }
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gen pminplddy240=`tempminplddy240' in 1! A% f2 _6 c! U8 L
. U, B1 N, b A *-------------ddy240pmaxp左侧高峰值 -------------------' |4 J$ I! a* b0 B8 G, E: W
+ ?) M, y# _& J
preserve
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keep if dx240>`tempminp'
8 U% h$ P( A+ `9 {1 K $ ]' E! r& C* F. n- T, @, f
keep if dx240<`tempmaxp'! j( W+ ]) ]" h3 B% z
+ D7 A2 @% v* k! ?
keep if ddy240>06 T$ p( G! a" t @! t
count# a1 q2 v6 a' J" [ L/ z
4 b( B6 |* t0 g
if r(N)>2 {+ Q: H# A: j1 w$ S5 [
8 l6 K2 r$ Q+ c: }
pkexamine dx240 ddy240
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local tempmaxphddy240=r(tomc)
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restore4 j, q, @6 ^' m: X% s
}" _: O% g5 S* L7 o! v3 E9 N m5 U
X$ F, e' N* d else {8 o9 q; G0 G6 r' O
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di "cannot find pmaxphddy240"
8 \" `2 }+ e$ [5 I, s M restore) U' q+ M$ R$ Q- r% P' ~
0 f+ A% ~& g7 r% ]3 H: c5 S
sum dx2406 P j1 k7 }: r" l6 {& E6 i% }
local tempmaxphddy240=r(mean) 3 P8 }0 K: ^- y6 L; i; J2 i
G% R, f" }: u( `- l Y" C- p$ P
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}# m' j) J+ E* i6 A* }( i. \
! R- \7 H# I9 @7 T" @3 Z& S
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+ o* V! E' f4 I: a3 _
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6 {* b) z, d& I0 K/ B( M gen pmaxphddy240=`tempmaxphddy240' in 1
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0 U3 j6 B& y$ ^' h$ u *-------------ddy240pmaxp右侧低峰值 -------------------3 I, S& C/ ^/ N
_4 }4 c" Z7 f preserve " K/ D, A4 R9 X/ u. J9 P
* L& S( _* x2 B) q/ r+ j# M7 o s keep if dx240>`tempmaxp' \* q2 q& R# Q5 f# H- M
4 d- U" n, k _) Y
gen temddy240=-ddy2401 w& c: r: f; S& }- X k. |' u% S
$ C/ Z1 @1 ?8 o! { keep if temddy240>0
" T7 ~# Y1 ^4 {' Q5 r6 f
" Q2 O4 ~, Q6 d; ] count
4 p" f }3 A5 ~+ S* O# |" q9 D
) w% `5 O W5 n1 E3 t+ k3 \ if r(N)>2 {* V, h l4 Q3 f: G
$ }: S: g# l' Q; T2 N, _" e' q+ w pkexamine dx240 temddy240
7 t @! u2 e) ~7 `* z. r R
6 [! `6 ?" z( T$ f& y8 j4 }" m local tempmaxplddy240=r(tomc)
! C$ T5 q6 x+ z( [2 K restore- j$ m! d+ V+ N
}
# v6 b- B/ m+ X K 8 T j/ r' ^- D2 e$ d) n6 C
else {$ G) y' a$ F1 W9 s
restore/ N- E0 C& R8 [/ k4 B: e
di "cannot find pmaxlhddy240"- k' a# ^6 O$ c- U
0 i6 x" g- ~! M- }3 [5 k
, v9 W* |1 I6 m sum dx2402 H7 n s+ J6 @) n) G
local tempmaxplddy240=r(mean) in 1
( W: |* N& W5 e& Q3 T ; \6 p$ Y' _- k+ K9 M+ o- A4 U0 U
0 N2 t& c/ E9 k }- X0 U& b3 ?- y0 Z, y% S7 {7 N
8 d7 I/ Z- H7 K$ U H. K 3 b8 w/ f& L$ R
1 o7 a7 u/ D6 ~& J* b
3 O7 z" x5 C& [& U, ]- {% |% L( o0 h o
+ a9 C* e( n \6 W" v/ M
* Z' \/ i( v7 R) I gen pmaxplddy240=`tempmaxphddy240' in 1/ V( ?# u- x0 Q: T
, J& `* Y: K* J- o$ [ V5 Q) Z8 {
*-------------------------------------; L5 y! s. x; W
) ?. s+ c2 P% C, l' `; ~. u! d% {
gen price5d=v5 in 1/20 D6 ]+ t" z, U- p: T$ K
4 a6 s u8 b* ]0 h& F' r
gen price5yy=_n in 1/20
+ |2 @9 z6 W+ n & W* t) H% [1 T; T2 J) I
gen price5y=price5yy*(dy240max-dy240min)/20( i/ p0 [& m+ _7 z$ b! U
1 M' Z# u; V0 Y, \5 C
*price5y &price5d. @* t; O6 T( n# K, Y7 p& T; y
" {6 p- _" \% K9 g* y8 L
gen priceny=price5y in 1- g5 N1 z& [- ?" ]6 H8 m+ q: X( }
- V# T. s% \0 [$ d4 G- q7 y# w0 f0 E" C gen pricen=v5 in 1
% G2 `" ~/ p, z) X* p; ] c1 W! Y; F' x6 l* U+ x
6 `1 Z" D' |) {- t+ D1 B *priceny &pricen
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9 A2 n% n3 {# H6 ^; e" q! e
*-------------------------graph------------------
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tw(line dy240 ddy240g dx240)(spike yxis mean240, lc(red))(spike yxis maxp, lp(-) lc(black))(spike yxis minp, lc(black)) (scatter yxis2 mean240,lc(red) msymbol(+) mlabel(mean240) lc(red))(scatter yxis maxp,msymbol(+) mlabel(maxp) lc(black))(scatter yxis minp, msymbol(+) mlabel(minp) lc(black))(scatter yxis4 pminphddy240, msymbol(O) c(l[-]) mlabel(pminphddy240))(scatter yxis3 pminplddy240, msymbol(O) c(l[-]) mlabel(pminplddy240))(scatter yxis4 pmaxphddy240, msymbol(O) c(l[-]) mlabel(pmaxphddy240))(scatter yxis3 pmaxplddy240, msymbol(O) c(l[-]) mlabel(pmaxplddy240))(scatter price5y price5d, msymbol(O) mfc(black) mlc(black) c(l[-])) (scatter priceny pricen, msymbol(O) mfc(red) mlc(red)), title("`f'") xtitle("`1'") ytitle("density") legend(off)1 u+ F" V0 m# v$ G% e4 q
; ]5 N0 z) v: G5 ]+ U
* ---------可选项目----------------------
% f- ~* c9 [+ M! f*(spike yxis amean,lc(blue))(scatter yxis2 amean, lc(blue) msymbol(+) mlabel(amean))
# r% ]/ t# m+ Q- Y$ e3 ^6 _}
4 _7 T2 m5 d1 ~! @end
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