Page 166 - ebook.msu.ac.th
P. 166
F
?
?
Cg
)
)f
1.4B4CD% Gkf1ก$%B2:45.1&$ B54CD15/B4CD%7./D1m n+4[A$.A%b)%&)bก,a$.^ก.$ j5D@.+lCDGkf14.
F
X?
,
?
F
?
?
H
+?/6 i7?/j5:$0Ba$]$.^B+^&,+29.1Fb9.$% 2?./B:[6n:$b?.1:7B4CD%j5D6XHB6\1B@o18FG D6H.j5Zj+29.GH4
?
?
B5%n:$b?.1:7B4CD%j5n+&/.4B+D+$D1 l?.$.p$ 4[&+[&/.44.D%$?D%+?/6G?D&/.4@$0ก.$j+ j5 ?
C
?
H
,
?
)
9
)
?
F
?
:$0Ba$]$.^B+^ :$D4+/6D@.+ $.^/%(' $.^bFA$ 5.A/a.B764.^9.$0A+8,1j5B@o18)aB@o1_$$4
?
\
?
lXกAD%A.4ก54.6 j589.B$aY+6B$/ l?.lk%B2(ก.7:$0$.^:,_[A$Fp8.$2 j5?:$0Ba$,]$.^B+^DF@.+
\
f9
?
?
$.^/%(' $.^bFA$ 2?./B:[6 A$kกA$D%+XD.$.4j+j1iG/%B4CD%45.8.$&.4 &/$a0lCD1.n+ก\j529.8)A6.1 F
8)A6' ก$.bl/.6b)%&47%4.AD.70DD%_F7[:$0b.2 84B+a:$0@$4,12$45.a.7%ก$#Bก7?.Ba.D6XH5/
'
\
?
)
F
H
$b:$0$.^2.11.:,:)d18)aa. @{708D%&$% A.4_$$4B164B84D2Fก@{8Cbn@ 8.$A$.4. # /1a12$ '
f9
'
)
)
)
)f
[
B+CD1Ba\+ i$45?.&g9. @{40B8\% BDก(ก je
?K
!"#$#"./0/B V
)
)
F
[
)
[
I 8.$A$.:$06.aก$($D%&$กp'84F51.6กD&$45.B81.b+D`6:[$b$ก$4:.5 4.lk%:$0-
[
[
)
?
H
Ba$,]$.^B+^ Ba.B4CD% $.^bFA$ 2?./B:[6 B4CD%45.8.$&.4 +/64[jbbDก7%n@/. n+:$D4^9.$0B$%$+n+ ?
H
?
?
)
?
B%,1i21Z7B$/ rkg%G.+&H.a.1/1@{40Y$% 8)4c2_,(ก n+B%,1A$.8,b^)g%^)ก a+rCfD^?.%:7.68X%8[g(Dก &Cb
H
9
)
?
kg
8.41/ ^?.%51%$.&.8[g^)g% rCfDn542DZ. n54$/6./5.8,bBก?./. 8,f1B%,1 ^)g%Bก?.A.7k%กkg% $/4B@o1B%,15.
9
?
,f
?
?
,f
F
?
^)g%Bก?.A9.7k%กkg% B%,1i21Z7B$H/6)%B57CDD6XH8,b8[gA9.7k%กkg% j5D@.+ $.^/%(' 2?./B:[6 &F4BD.B%,1A$.8[g^)g% 8,b
kg
kg
,f
,f
9
?
\
A.7k%กkg% ^?.%:7.68X%8[g(Dก&Cb8.41/^?.%51% Z.n54$/6./8,bBa+/.51%$/48,b8D%B:. 7%n@8H%
9
?
)f
\
9
F
?
# ก$%B2:45.1&$ 11 n+1.a.1/1B%,1i70^?.% Z.n54$/ Gkf1ก$.bb)%&42X7iA:$0b.284B+a:$0
H
,f
@$4,12$45.aF.7%ก$#'Bก7?.Ba?.D6XH5)/ :.DF@.+ $.^/%('B.2X770DD%_F7[:$0b.22$%2$.bi7?/4[:$0
b$4$.^YD%ก.$+.$8 B51DBก7?.B51Dก$054HD4 8)g%j5ADbGkf14.rkg%:$0Ba$]$.^B+^D@.+ $.^/%('
C
9
C
F
?
)
,
,f
)
H
H
$.^bFA$ 2?./B:[6 :$D4ก)1^9.$0B$%$+n+B%,1i21Z7B$/ ^)กB%,1a+rCfDn+^?.%:7.68X% 8[g(Dก&Cb8.41/
?
?
)
?
^?.%51kg% n542DZ?.n54$,f/j5D@.+ $.^/%(' &F4B%,1i70^?.%ก)bZ.n54$/7%n@ 8H%11^Dbi7?/ iA^?.%
,f
)f
?
F
?
H
?
)
11j5&1^?.%$bB7[f6%@$1B@$Dn/ n+j5Ba.:1ก%.15กZ7B$/ i21&H.^?.%:7.6+.8X%8[g(Dก&Cb8.41/
H
?
)f
)
)
?
,f
?
?
9
^?.%51%$.&.8[g^)g% &,+BD.Z7B$/j1a.1/1@{40Y$% 8)4c2_,(ก 51ก8,b5.bj5A.4_$$4B164i7?/ i70
?
9
)
[
kg
H
B%,1i21Z7B$H/Z?.n54$,f/ rkg%8H%7%n@1)f1n+?j5?DF@.+ $.^/%(' 2?./B:[6 &F4n@8H%Ba?.:1)ก%.1^./:$0&7)%
9
9
?
)
?
A$/a$bn+B%,1A$.8[g^)g%8,bA.7k%กkg% Z.n54$/6./8,bBa+8[g/.51% $/48,b8D%B:.m 708D%A.7k%กkg%B@o1
\
,f
kg
B%,1Bก?.^)g%A.7k%กkg% $/45ก^)g%&,+$.&.Z7B$/5.b705.A.7k% B@o1Z7B$H/5)กj^?&H.a9.1/1@{40Y$% 8)4c2_,-
9
H
?
9
9
)
)
?
9
H
?
(ก 51ก6[g8,b8[g5.bj5$bn/i7?/ Z7B$/a.1/1Bก#'6)%&?.%B4CD%45.8.$&.4 a.1/1@{40Y$% 8)4c2_,-
)
)
(ก 51ก5.bBa+^)g% @{40B8\% BDก(ก51ก8,b8.45.bBก?. 8,b^)g%$/451ก5ก8,b5.5.b5ก8,b^)g% 11l?.
)f
\
)
?
,
?
F
lk%ก9.51+8H%Z7B$H/ก\j5:$0Ba$]$.^B+^ D@.+ $.^/%(' $.^bFA$ 2?./B:[6 ก9.^)bj51.654/+1.6กD%
?
&F4n:$DDกBก\bZ7B$/iAA1c+ j5n+Z7B$/a%&$ba.1/1 l?.n4Hn+Z7B$/ก\j5BD.B%,18H%i21Z7B$/rkg%
H
H
H
H
H
?
?
?
9
X
?
?
H
&?.%i708H%a.1/1@{40B4[6 Y2(ก iA%bFA$57.12?./B:[6&F47%n@8H%j5lk%ก$F%B2:45.1&$iAHj1B+CD1
9
H
?
=|<
!"#$#"%&'()&*"!"#+"& (./0/+01#2"))

