Page 171 - ebook.msu.ac.th
P. 171

F
                                            F
                                                       ?
                     F
              j5B:[6D@^. B:[6B^[6%nA$ &4B%,1&4^?.%n@8H%Ba.:1)ก%.1ก$4^?.%i70^./:$0&7)%A$/aB7CDกB%,1B@o1
                ?
                                                            ?
                                                                           \
                   Cf
                                                        )
                                                                                      kg
              i+%B1DAg9.G.+a.กjbbDก i@+A9.7k%8.4b.2 &%$bn+B%,1A$.8.48,bBa+^)g% b.251%^?.%:7.6B5.8X%8[g
                      ,f
                                                      ,f
                             kg
                                       )
                                                                                                     kg
                                                             kg
              (Dก5ก1/^?.%51% :7.6%.5ก8X%8[g(Dก8D%1/^?.%51%$/48D%^?.% ^?.%:)%6D8X%8[g(Dก5.1/^?.%51%
                                                                                           ?
                                                                                              ,f
              :)%Bb.8X%8[g(Dก8.41,f/^?.%51kg% $/48D% $/48[g^?.% &,+$.&.^?.%705?.^)g% B%,16[g8,b^)g%$/45?.8,bBa\+^)g%b.2
                                                               9
                                                                                   )
                                                       )
                                                                                                 ?
                                                    H
              51kg%  &,+$.&.Z7B$H/5.b705?.A9.7k% B@o1Z7B$/5กj^?&?.%a.1/1@{กF1 8)@A(ก 51ก5.bi@+8,b5.^)g% @{
                                                                     ?
                             )
                    )
                                                                               ?
              ^/+ Dse(ก 51ก5ก8,b8.45.b8.48,b^)g% $/451ก5ก8,b5.5.b8,b5.^)g% 8H%a.1/1@{q7X 1:(ก
                                                                                      9
                                                            )
                                                                                      ?
                                                                                  )
                       ?
                                                          ?
                                                   )
                                                                                 ?
                                                                          ?
              51ก$D65.8,b8D%5.bBก?.8,b^)g% $/451ก8D%$D66[g8,bi@+5.b5.^)g% j5$bn/i7?/ Z7B$/a.1/1
                   ?
                 )
                                                                                                 9
                                                                                              H
                                                                                     )
              Bก#Š'6)%&?.%B4CD%45.8.$&.4a9.1/1@{q7X 1:(ก 51)ก$?D65ก8,b8[g5.b8.48,b^)g% D151%rkg%bDก7%n@
                                                                                          kg
              /H.B7กกD%Y&  B4CD%8$0bF$ 84)&$29.$.^ก.$D6XHก)bB4CD%45.8.$&.4 11B7กกD%Y& B4CD%8$0bF$ B@o1B7ก
                                    [
                                                                                               [
                                                                         )f
                                                                                      )f
                                     )
                                                                                            ?
              5)/B4CD%^)f1j1$.^ก.$89.5$bb?.1B4CD%4[4.ก rkg%a05ก4.B@o1B7กB4CD%45.8.$&.411n4Hn+ iAB%,12[g8H%
                                                           )
                                                                                               H
                                                                                      )
                                                     )f
                                         9
                                                                                                 H
                      9
                                                                           Cg
              7%n@j1a.1/1B7กกD%Y&Bก?.A.7k%8D%b.211 j5Bก\bBD.B%,18H/6$.6D1&C1j5iกHA/B7กB8[6 iABa.54XH
                                                          ?
                                                                                  ?
                                                                                                  ?
                                                                                                ?
                                                                 F
                                                               ?
                           )f
                                                                                                 )f
              1.654/+a0A%29.4.5.ก,1D6XH # B4CD%45.8.$&.4 ก\j5D@ƒ.+ $.^/%(' $.^bFA$ $/b$/4j5A%B@o1
              54/+B@o1กD%n/ # B4CD%45.8.$&.4 l?.4[$.^ก.$2):(kก4. Ba.54XH1.654/+กD%Y&a0n@Bก#Š'$.^ก.$
                            ?
                                                                  ?
                                                            F
              @$0ก.$j+ก\j52)1$.^ก.$ l?.lk%ก9.51+8H%8H/6 ก\j5D@ƒ.+ $.^/%(' $.^bFA$ 2?./B:[6^9.$0BD.B%,1i21
                           ?
                                                           ?
                                                                     H
              Z7B$/rkg%G.+&?.%7%n@8H%j5&$ba.1/1 ก)bj5&F4BD.b)]^[5.%/./a.1/1B7กrkg%a.51.6i70&%29.8H/6
                                                                                    9
                                                      ?
                                      ?
                                                                        9
                                                                                        H
                                           9
                  H
                             F
                                                                                 9
                                                                                                   ?
                                                                       9
                                                   ?
                                                  ?
                                               ?
                                                                                           )f
                                                        )
              7%n@^9.$0 # ก$%B2:45.1&$ a0n+j5Ba.:1ก%.1 ^9.$0b)]^[a.1/1B7กa.1/18H/6A%b)]^[n/j5         ?
              lXกA?D%ก)1  8.$A$.4. # /)1D.2,A6' B+CD1Bก?. Gkf18,b8.4&g9. @{G.7 8)4c2_,(ก ()ก$.^ ="Ih  ú_>

              !"#$#"./0/B?K   i
                                                                            [
                     I   8.$A$.:$06.a)ก$[($[D%&$)กp' 84F51.6กD)&$45.B81.b+ D`)6:[$[b$ก$4:.5F 4.lk%B:[6
                      JJ
                                                                    )
              B4CD%i81 B:[6B4CD%a1 2?./B:[6B4CD%45.8.$&.4 +/6bDก51%8CDiA%j5B:[645.B81. B:[6B^[6%B51D
                                                                                                     C
                                                                          H
                                )
                                                          ?
                                                                              ?
                                                                      ?
              B:[6^.B1A$ &F4BD.B%,1i21Z7B$H/Bก#Š'B4CD%45.8.$&.4B%,1A$.5.8,bBa+^)g%Bก?.A.7k% B7ก84)&$j54H8,b
                                                                           \
                                                                                   9
              5?.A9.7k% $/45?.8,bBก?.^)g%8[gA9.7k% &,+$.&.5.b705?.A9.7k%B@o1Z7B$H/ 51)ก8D%$?D68.48,b5ก5.bi@+8,b
                                                                                                     \
                                                  9
                                                ?
                                            )f
                                                    9
                             F
              ^)g% 7%n@8H%6)%ก$%B2:45.1&$ 11n+1.a.1/1B%,1Gkf11?D4Bก7?.&9.1)bb)%&42X7iAH:$0b.284B+a
              :$0@$4,12$45.aŒ.7%ก$#:$0a7aD4Bก7?.Ba.D6XH5/ 2$.b.70DD%_F7[:$0b.2i7?/ 4[:$0b$4$.^
                                            F
                                                            )
                                                       ?
                               F
                                       '
                                                                    
              YD%ก.$+9.$)8B51CDBก7?.B51CDก$054HD4 8)g%/H. rkg%DF@ƒ.+ $.^/%(' $.^bFA$ 2?./B:[6:$D4ก)1B$%$+n+B%,1
                                                                                                   ?
                                                                                               )
                                                                                      ?
                                                                                             H
                                            )f
              i21Z7B$/a.1/1Bก#Š'8H%7%n@11^DbD6XHi7?/ n+j5D@ƒ.+ZB@o12[g:$0Ba$]$.^B+^ B:[645.B81.
                                                                      X?
                                                           ?
                         9
                                                               F
                                                              ?
                                                                                 ,
                      H
                                                                                            ?
              B:[6B^[6%B51CD B:[6^.B1A$ &F4B%,1n@8H%Ba?.:1)ก%.1^./:$0&7)%A$/aB7CDก&%$)bn+?B%,1A$.5.8,bBก?.^)g%8[g
                                               H
                                                        9
                                                                           )
                                                                             ?
                                  ?
              A9.7k% &,+$.&.5.b705.A9.7k%B@o1Z7B$/ 5ก8H%a.1/1@{q7X 1:(ก 51ก$D65ก8,b8.45.b8.48,b^)g%
                                                   )
              @{G.7 8)4c2_,(ก 51กBa+8,b5ก5.b5.8,b^)g% $/48D%$D68.48,b5ก5.bi@+8,b^)g% j5$bn/i7?/
                                                                                             ?
                                                                                              )
                                 )
                                    \
                                                                ?
                                                                                                  ?
                                                 ?
                                        ,
                                                                                                  )
              D151%D@ƒ.+ZB@o12[g:$0Ba$]$.^B+^29.5.%/./a.1/1B7ก84)&$j54H6Cg16)%7XกGF1(.7. GD$bA/B7ก
                      F
                    kg
                                                       H
                                                           9
                                                                                               )
                            X?
               )
              Z7B$/bDก8H/6842bBG?.j1B4CD%45.8.$&.4 1Dกa.ก:$06.45.D9.4.A6'G?.57/%^9.$0A)+8,1j5 B@o1
                  H
                                                                                                  ?

                                                          =}h
                                             !"#$#"%&'()&*"!"#+"& (./0/+01#2"))
   166   167   168   169   170   171   172   173   174   175   176