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@ƒ.+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@ƒ.+ $.^/%(' $.^bFA$ 5.A/a.B764.^9.$0A+8,1j5B@o18)aB@o1_$$4
                       ?
                                                  \
                                        ?
                   lXกAD%A.4ก‚54.6 j589.B$aY+6B$/ l?.lk%B2(ก.7:$0$.^:,_[A$Fp8.$2 j5?:$0Ba$,]$.^B+^DF@ƒ.+
                                            \
                                                                                           f9
                                                                                                  ?
                                                                                               ?
                   $.^/%('  $.^bFA$ 2?./B:[6 A$kกA$D%+XD.$.4j+j1iG/%B4CD%45.8.$&.4 &/$a0lCD1.n+ก\j529.8)A6.1 F
                   8)A6' ก$.bl/.6b)%&47%4.AD.70DD%_F7[:$0b.2 84B+a:$0@$4,12$45.aŒ.7%ก$#Bก7?.Ba.D6XH5/
                                              
                                                                                               '
                                                                     \
                                                                                                     ?
                                                                                                          )
                                                                                       F
                                            H
                   $b:$0$.^2.11.:,:)d18)aa. @{708D%&$% A.4_$$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@ƒ.+ $.^/%(' 2?./B:[6 &F4BD.B%,1A$.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$45.aFŒ.7%ก$#'Bก7?.Ba?.D6XH5)/ :.DF@ƒ.+ $.^/%('B.2X770DD%_F7[:$0b.22$%2$.bi7?/4[:$0
                   b$4$.^YD%ก.$+.$8 B51DBก7?.B51Dก$054HD4 8)g%j5ADbGkf14.rkg%:$0Ba$]$.^B+^D@ƒ.+ $.^/%('
                                          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@ƒ.+ $.^/%(' &F4B%,1i70^?.%ก)bZ.n54$/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@ƒ.+ $.^/%(' 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$/a.1/1Bก#Š'6)%&?.%B4CD%45.8.$&.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@ƒ.+ $.^/%(' $.^bFA$ 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"))
   161   162   163   164   165   166   167   168   169   170   171