Page 180 - ebook.msu.ac.th
P. 180

)
                                                                                           H
                                                                                                      ?
                   51)ก$?D6i@+8,bBก?.5.b8,b^)g%@{40B4[6  a)A/.(ก 51)ก8[g8,b5ก5.b8,b5?.^)g%$/4Z7B$/ 51ก8D%$D68,b
                                                                      9
                   5?.5.b6[g8,b5?.^)g% B4CD%/.@{@2F4&%$)bn+?B%,1A$.8D%^)g%8,bA.7k%&,+$.&.5.b705?.A9.7k%B@o1Z7B$H/ 51)ก
                                           ,
                                         [
                          9
                                                 )
                                                                 ?
                                                             )
                                                            ?
                   j^?&?.%a.1/1@{40B8\% A$1(ก 51ก8,b5.bj5$bn/i7?/Z7B$H/ a9.1/1Bก#Š'6)%&?.%B4CD%45.8.$&.4
                                                                                                  ?
                   a9.1/1@{40B4[6 a)A/.(ก 51)ก8D%$?D6Bก?.8,b8.45.b6[g8,b5.^)g% @{40i4 Bb]a(ก 51ก8.4$D68.48,b
                                                                                            )
                                                                      ?
                                                                                          ?
                                                ?
                   Bก?.5.b8[g8,b^)g% @{/Dก q(ก 8.4$D68.48,bBก?.5.b8[g8,b^)g% @{$0ก. 8)@A(ก 8.4$D68.48,bBก?.5.b8[g
                                       )
                                                                            H
                                             ?
                   8,b^)g% @{aD Dse(ก 51ก8.4$D68.48,bBก?.5.b8[g8,b^)g% $/4Z7B$/51)ก:)15ก$?D65?.8,bBก?.5.bi@+
                              )
                   8,b5?.^)g% B4CD%/.@{@2F4a9.1/1@{40B8\% A$[1,(ก 51)ก8,b8[g5.b8.48,b5.^)g% @{40B4[6 aA/.(ก 51ก6[g8,b
                                                                                ?
                                                                                                      )
                                                                                            )
                   5?.5.b @{40i4 Bb]a(ก 51)ก6[g8,b5.5.b @{/D กq(ก 51ก6[g8,b5.5.b @{$0ก. 8)@A(ก 51ก6[g8,b5.b
                                                                            ?
                                                                     )
                                                  ?
                                                                                                  )
                                                     )
                                                 H
                                                        ?
                                    ?
                   @{aD Dse(ก6[g8,b5.5.b $/4Z7B$/51ก$D68,b8[g5.b8.48,b5.^)g% $/4Z7B$/51ก:)1Ba+$D65ก8,b
                                                                           ?
                                                                                      H
                                                                                                   ?
                                                                                           )
                         )
                                                                                                 \
                                                                                   ,
                   5.5.b6[g8,b^)g%11 B%,1i21Z7B$/6)%G.+D6XHB4CD%57.6a.1/1 j5?:$0Ba$]$.^B+^ Ba?.B4CD% $.^bFA$
                    ?
                                                                    9
                                  )f
                                                H
                                                    ?
                   2?./B:[6 5.A/Ba.54XH1.654/+ i70Ba.B4CD% 2?./B:[6 B4CD%Gkf14.^9.$0BD.B%,1i21Z7B$/ rkg%G.+&?.%j5  ?
                              )
                                 ?
                                                                                              H
                                                                                                      )
                                                               C
                                                                         ?
                                                                                                 ?
                                                                                     H
                   a%&$b iAH2?./B:[6&F47%n@8H%ก$F%B2:45.1&$a%B1D%m D6H.j5B%,1i21Z7B$/G.+&?.%D6XHn+B@o1D1G.+
                   2[B+[6/ n+?@$02)bA$.:$0$.^8[5'j5]H4.B@o189.&)] &7)%:7B^[6%8.j1B4CD%lCDGkf14.
                        I  (.7.7XกGF1.6r?.6 2[g/.$.^ก.$ก$445.+n26 /1 :c58b+ B+D1 c Gkf1 == &g9. @{aDDse(ก
                                                                              [
                                                                                                      )
                                    
                                                                    )
                                                                          )
                                                                                 C
                                             H
                   bdhl   J

                   !"#$#"./0/B?K  Ti
                                                                                                 F
                                               [
                          I  8.$A$.Ba?.:$06.aก$($D%&$กp'84F51.6กD&$45.B81.b+D`6:[$b$ก$4:.5 4.lk%:$0-
                                                                   )
                                             )
                                                                                   )
                                                                                 [
                                                  [
                                                                                       [
                                                      )
                                                                                           )
                                                                                         H
                                                                                               ?
                   Ba$,]$.^B+^Ba?.B4CD% $.^bFA$ 2?./B:[6B4CD%45.8.$&.4 +?/64[jbbDก7%n@^9.$0B$%$+n+B%,1i21Z7B$/
                                                                                                          H
                   Bก#Š'a9.1/1@{$0ก. 8)@A(ก B@o1B%,1B4CD%45.8.$&.4B%,1A$.5ก8,b5.^)g% &,+$.&.5.b705.A.7k% B@o1
                                                                               ?
                                                                                                    9
                                                                                                  ?
                                                                                                          )
                            )
                                                                                          9
                                                                     ?
                                                                                       ?
                                  ?
                                                                                                      H
                       H
                   Z7B$/51ก8D%$D65ก8,b5.b B4CD%Yก8F4:,8)6B%,1A$.5.^)g%&,+$.&.5.b705.A.7k% B@o1Z7B$/51ก
                                           \
                   6[g8,b5.b $/4B@o1B%,1A$.Ba+8,b^)g% B@o1Z7B$/51ก8D%$?D6i@+8,b5.b 7%n@8H%ก$F%B2:45.1&$ ก)b
                                                              )
                                                          H
                                                                                     ,
                                           ?
                                                )
                     ?
                                                                                            '
                                                                        F
                                                                       ?
                                                                                                 X
                   n+A/%G?./B@7CDกGkf1q.%n/89.5$b$.^ก.$8D%:)1l)%ก)bn+D@84b2:$0`กpF8%…8[g8,b$@ 2D+:$0
                   กe,18,b:$0D.$.4 GD:$0$.^2.12X7Bก7?. 2X7ก$054HD4 :$0$.^กF(711n+1.jbbDกGkf1ก$.bb)%&4
                                                                                  )f
                                                                                       9
                                                                                      ?
                   :$0ก$F#.2$.b.70DD%_F7[:$0b.2 i74[:$0b$4$.^YD%ก.$+9.$)8B51CDBก7?.B51CDก$054HD4 8)g%/.rkg%
                                                                                                        H
                                                                                         H
                                                           ?
                                                                             ?
                                                                       H
                   :$0Ba$]$.^B+^ D@ƒ.+ $.^/%(' $.^bFA$ :$D4ก)1^9.$0B$%$+n+B%,1i21Z7B$/ Bก#Š'ก)bl/.6:$0
                          ,
                                    F
                                                                         )
                                  ?
                                            F
                   $.^กF(7 7%n@n+2$%:$0D1Y421.8H/1:$0$.^กF(7^Db$.^ก.$i7?/ i70B%,1i21Z7B$/rkg%8H%7%n@
                                                                                                H
                   11n+j5D@ƒ.+ 2?./B:[6 B:[6B^[6%B51D&F4B%,17%n@8H%Ba?.:1)ก%.1^./:$0&7)%A$/aB7CDกB%,1B4CD%
                        ?
                    )f
                            F
                           ?
                                                     C
                                                        g9
                                                                                                    9
                                                              9
                   45.8.$&.4 B%,1i+%8[gA.7k%8.4b.2 B1DA.Bก?.A.7k%8D%b.2 G.+b/ก5.^)g%$/45.^)g%8,b8[gA.7k%b.2
                                                      Cf
                                                                                           ?
                                        9
                                                                                  ?
                                                                                                  ?
                                                             g9
                                                                                                          \
                                                          Cf
                                            9
                                                                                 9
                                                                       kg
                                                                9
                   B4CD%Yก8F4:,8)6B@o1B%,1i+%A.7k%8.4b.2 B1DA.(A.)7k%51%$/48D%A.7k%8.4b.2 $/45.^)g%8,bBa+
                                                      ?
                   A9.7k% &%$)bn+?B4CD%45.8.$&.4B%,1A$.5.8,bBก?.^)g%5.A.7k%8.4b.2 &,+$.&.5.b705?.A9.7k%B@o1Z7B$H/
                                                                ?
                                                                   9
                                                    ?
                                                               \
                                                                                                          \
                                                                         ?
                   5)กj^?&?.%@{40B4[6 aA/.(ก 51)ก8D%$D68.48,bBa+5.b8,b5.^)g% B4CD%Yก8F4:,8)6B%,1A$.8[g^)g%8,bBa+
                                    )

                                                               =}~
                                                  !"#$#"%&'()&*"!"#+"& (./0/+01#2"))
   175   176   177   178   179   180   181   182   183   184   185