Page 12 - ebook.msu.ac.th

/B6Q"

H
C
[
)
[
)
t€
)f
`.&D8.1j1D+A11lXกB$6ก$/4ก)b`.&B51D/.5/B4CD%7./ Y+6$/4n@lk%D.#.aก$BกH.iกH%
[
?
?
r?.6GD%i4H1f9.YG%กHD1ก.$@s,$X@ก.$@ก&$D% :.(. "IEE +/6 8H/1:Cf12[g2.%AD1jAGD%5/B4CD%7./
)
'
?
)f
)
,
)
H
[
11B@o18H/12[gB$6ก/. BG4$@.+% BDก8.$2.%@$0/A(.8A$ n+$0bF/.8`.:`4,(.8A$GD%5/B4CD%7./
'
H
X
[
=
H
$/4n@lk%BG4$@.+%14[:C^8H%DDก2.%B($peก,a2[g89.&)] &CD Z7B$H/ &1j12?D%l,g1B$6ก54.กi51% b.%
[f
2?D%2[gB$[6ก54.กD[f B@o1:C^A$0กX7ก$0/.1 2[g4[$.&. B@o18H/1@$0กDbGD%B&$CgD%B2( Y+65/B4CD%7./$b
)
)
H
9
F
H
)
H
?
&9.8)g%j58H%Z7B$/ BG?.n@8XH$.^89.1ก86.4B@o1@$0a.2ก@{ 1Dกa.กZ7B$/i7?/6)%@$.กs/.4[8,g%2[gAD%
?
)
?
)
8H%n@+?/6 B^H1 Z?.n54$,f/ Z?.@X4 8[Zkf% ^?.% G?./ 1f9.$ก 2D%&9. $/4lk%B%,1A$. B@o1A1 7)กp#0ก.$a+8H%j5 ?
$.^89.1)ก86.4 B^H11[f B$[6ก/H.ก.$8H% “8H/6”
,g
B4CD%45.8.$&.4B$4A%j1@{ :.(. "Ih> lXกa+D6XH5/B4CD%7./.6A0/)1DDกBq[6%B51CD
)f
)
)
)
a9.B@o1AD%8H%8H/6Z7B$/j5ก)b$.^89.1)ก86.42Fก@{B^H1ก)1 lk%i4?a0B:,g%i6กA/a.กB4CD%$D6BD+ Gkf1A$%
?
H
?
\
?
ก)bก$F%B2:u j1@{ :.(. "I=" ก\A.4 ก.$Bก\b8H/6112.%$.^89.1กa0ibH%^.6qก$$a2[glXก29.b)]^[i7?/
)
'
)f
[
DDกB@o1 E 8H/1 8D%8H/1lXก8H%7%n@2[gก$%B2:u Dก8H/1a0lXกj^?j1$.^ก.$B4CD%45.8.$&.4 rkg%
F
)
H
H
)
a0A?D%Bก\bB%,1a.ก^.6qก$$a' @{70 " b.2 B2H.ก)bZ7B$/&170 | ก,Y7ก$4AD@{ rkg%b.%@{ก\a+8H%7%n@n+ ?
C
H
)
H
A.4a9.1/1 iA4[b.%@{4[ก.$a+8H%B%,1i21Z7B$/ 5$Db.%@{ก\n4Ha)+8H%B76 B@o1B5AFj5?2.%$.^89.1)กA?D%
)
29.8.$A$.4.6)%Ba?.B4CD%B:CgDB$H%$)+j5?8H%Z7B$H/n@A.4a9.1/12[gก9.51+ rkg%8.$A$.+%ก7H./lCDB@o151%8CD
)
H
)
H
)
?
&9.8)g%2.%$.^ก.$j^?b)]^.i708CgD8.$%.1$.^ก.$A.%m $05/.% $.^89.1กก)b5/B4CD%rkg%8H%A$%4.lk%Ba.
B4CD%
,
7)กp#0GD%8.$A$.qb)ba$%a0B@o1iZ1ก$0+.p2[gBG[61+/67.64CDGD%D.7)กp#j1$.^89.1ก
'
?
H
)
[
)
F
?
H
,
)
B@o1A/Dกp$n26 `.p.n26 4[&/.4@$0#Aj1ก.$BG[61 @taab)1D.alXกBก\bn/j15D84F+i5%^.A 2[g
H
?
?
X
89.&)]AD%4[A$.@$02)bGD%8H/1$.^ก.$2[gDDก B^H1 ก$445.+n26 a0B@o1$@$.^8[5j5] $.^8[51D6
'
'
B@o1A?1 l?.n4H4[2?D%A$.+)%ก7H./lCD/H.B@o1GD%@7D4 B4CgD$)b2$.bB1D&/.4A.4b)]^. 8.$A$.+)%ก7H./a0
Cf
H
Cf
lXกBก\b i70B1D5.a0&)+7Dก7%j184F+GHD6rkg%&7?.6ก)bก.$29.89.B1.j1@taab)1 iAiAกA.% &D j^?
C
H
F
)
)
C
)
C
A/D)กp$2?D%l,g1j1ก.$b)12kก B@o1Dกp$Bq:.0GD%5/B4CD%7./ &D Dกp$n261D6 5$D7./B+4 A.4iA H
?
,
)
H
[
?
)
84)&$jaB$6ก rkg%j15/B4CD%7./84)6114[j^?D6XH " $@Dกp$i704[51.2[gA.%ก)1 n+iกHDกp$_$$4 j^?
)f
X
)
)
?
H
b)12kกB$D%$./2.%&/.4B^CgD (.81.B@o18H/14.ก :b/.4[ก.$b)12kก8$$:/^.A.%m +/6B^H1ก)1 B^H1
?
Cg
H
,

=
[
4B$[6ก57.6^CgDA.42?D%l,g1 54.กi51H% (8$0bF$[) 54.กB1,% (D[8.1) 40D[f 54.กD[f 4054.กD[f (B^[6%j54) 51HDB1% (^)6`X4) B@1:C^7?47Fก 4B5%. ?
,
[
H
o
)
[
o
)f
F
?
,
[
?
)
)
,
[
5$CD79.A?1D6XHj1+1 a+B@1:C^8ก7B+6/กb ก$0/.1 G. G% jb47กp#06./B$[6/ @7.6jbi574i705?D6Y&%7% ก.1jb4G1.+81 DDก+Dก
H
[
[
)f
?
[
[
[g
B@1^HDa.ก6D+2i2%G14.a.กB5%. +Dก48G./ก.1^HD+Dก81 Z74G18i+%@ก&7F4 B47\+481.A.7 B$H/457.6^1,+ B^H1 B$H/5D4 B$H/^?.%
[
o
[
f9
kf
?
[
[
B$H/กD rkg%B$H/B57H.1[f47)กp#0A?1iAกAH.%ก)1n@

==
!"#$#"%&'()&*"!"#+"& (./0/+01#2"))