Page 30 - การใช้ฐานข้อมูลวารสารอิเล็กทรอนิกส์ ScienceDirect
P. 30

'1f1l:IW:::'Uell.J'1i'lffiJfl'U  t~
                                                                                                'lfl1'17I11Jfl'U'Uf.ll.J'1  1:::mw  1  'lf1  lJ-:1
                                     ff1'U  'tt~'Jeit11;1:::  66.0  irmn..
                             lj/
                                                                                                 , !JJ
                                                 ci"i!JJll]!JJ
                                                                                           ~!JJ!JJ
               d
            jl
                                                      !JJ
                                                                                ,J
                                                                     ~1
                                                             ..,
                                    I  1
                                                      ~
                                                                                                 12.00  'U.  ff1'UlJlf)'JfJtl'1:::  38.3
                                                                    'lf!1'1lffiJfl'U'Uf.)lJj;j\,)e)fl'J-:ilJlf)f117  1  'lf1  lJ,:j  'Jf.).:Jj;j,:jlJl'Jf.)tJi;I:::  34.9
                                                                                        '
                                                                                 !JJ
                                                                     ,
                                                QI
                                                   I
                    !J)
                                        I
                                                           'j/
                                                        !JJ
                                                                   'j/
                                                              ~
                                   '
                                    Q.I  1
                                               ,.,
                                                                                                  Hltl'1:::  52.4  'lf!l'U'Uell.J'1'lf1-:1!1'17  12.00 - 16.00  'U.  1rn:::'Jelt1'1:::  44.0  'lf!l'U'Uf.ll.J'1'lf1-:1!1'17  08.00  -
                        '
                                    ,  !JJ
                                                                                                 !JJ
                                                                          '
                                                                                !JJ
                                               !JJ
                              !JJ
                                                                                      ,  !JJ
                                            ~
                                                                                                  mnm1  15  m-:i  '!f1-:i11m  16.00 - 22.00  'U.  !1J'U'lf1-:i11'1li'l1JH  'lflJlf1i'lff~fleJ  'JeJt1'1:::  57.2  1ei-:i'1-:im
                                                                                    Q.J
                             'j/
                                                                                            I
                                                                                 1
                                                     I
                                     .c::I
                                               dd 9/1  'j/
                                ~
                                                         ~
                                              '
                                   .
                                    '
                                                                                    ,.,
            ...,
                                                 qJ
                   ""
                                                       ""
                                                                      q
                                            ff1'UlJlf1'Jeltl'1:::  47.6  !fltl  'lfilllJ'UellJ'1
                                                                                                  !'Ul  'If  ~tlHl'U  ~lJ!V11l'Uel-:1'11elfflJ~  fl171Jtlt17'J  'lfil"llJ'UellJ'1
                                           '
                                    !JJ
                                                   !JJ
               !JJ
                     i !JJ
                                                          '1  !JJ
                                                                                        '  1
                                                              "'
                                                                                                 !JJ  i !J/1
                                                                                      qJ
                                      qJ
                                                                                             ""
                                                                           u
                                             ""
                                                                                                  !'Ul  'lfil"l'U'UeJlJj;j  ff1'U  mu'Jelt1'1:::  51.2  !'Ul  'lfi'll-:1  URL  'Uel-:lil"l'U'UeJlJj;j  ~tl\91H  'je),:jj;j,:jlJl'Jf.)l'Ji;l :::  45.2
                                                                                                 !JJ, !JJ
                                                                          •!JJ
                                                              !JJ, !JJ
                                                                              ,
                                                                                        !JJ
                                                                                 '
                                         !JJ
                    !JJ
                                    1
                                                                                                  43 .7  i'l'JliJ,llf)fJ!lJj;j  (e-mail)  U,J-:i'U71'UtM'ttelfflJ~  'JfJl'rn:::  36.1  'Vl'JliJ,llf)  ~lJIVl,l'UtM'ttelfflJ~  11if17'.i
                                                                                     d.
                                                     'j/
                                                                   '
                                                                      'j/
                                                                                 o'
                   .
                ""'"'
                                  1
                                                         .
                                                                                            ~
                                                                                     ~
                                 ~
                                                                                                  iJ'Jnl'Jil"l'U 'Uf.llJ'11l'J ffl'Jf.l!'1 f)i'J 'JfJ'U f)ff  ScienceDirect  ,Jlf)fJl,J  l'J ti  !Vlf.l'U  H'J11J-:il'U  'JfJ-:1'1-:llJl'Jf.ltl'1:::
                                                                                                l=::t,
                'j/
                                                                                        'j/
                                 3,/1
                                                                    .e:t.
                                                                            -=::i.cl
                                                                 o'
                                         o'
                                      dt.
                        q
                           q
                                                    u
                    u
                                                                                          \91l'J7-:i~  2  V11J11'Wnffnm/m,1116  ri1'Wi1,mHf.lt1'1:::  66.0  i'l'JliJ1Tnf.lfflJ~flw'ttru-:i'l1'1-:i"1  ii
                                                                                                  * \,)f.)iJ  t~lJlf)f117  1 'UfJ
                                                                                !JJ
                                                                                    '
                                                                                            1/J  !JJ
                                                                                           ili\91fJiJ
                                  4
                  1.2
                                   107
                   32.2
                                                                                           iliii
                                   221
                   66.6
                                                                                           ii
                                                                                                  'If e1 u 'If 1 n tYn e1 m  fl n  'l e1 -u fl tYm fl  fl  1 rn u  u  vu-1 vt
                                                                                              ,
                                                                             A-
                                                                         d
                                                                   t
                                                                                     ~"
                                                          d
                                                                                            ii
                                                                v
                                                             ~
                                                                                           ili\91fJiJ
                                  2
                  .6
                                                                                           !fJ f) ffl  Hl  iJ iJ!  \91 lJ
                   66.0
                                   219
                                                                                   ..,
                                                                                Q
                                   92
                   27.7
                                                                                           iJ'J'JWl'4f1'JlJ!t'1:::ff1'J:::i-:i1'UU
                                                                                           iJ n w  1-y m  lJ
                  5.7
                                  19
                                                                                                  t\fl'HW:::'Uel'Jtlfltf1Jrl'U &vi
                                                                                                 OJ
                                                                                 y  \II  y
                                                                                          y
                                                                                      ,ct,'!
                  2.1
                                  7
                                                                                           f.)'U  "l
                                                                                           ,,\
                   38.3
                                   127
                                                                                           lJlf)f)11  1 41  hM
                                   116
                   34.9
                                                                                           1.h:::mw  1 411m
                                                                                           15 - 30 'Uli'l
                                   71
                   21.4
                                                                                  c1
                                  11
                  3.3
                                                                                           'Uf.ltlf111  15  'Uli'l
                                                                              c1
                                                                                     '
                                                                                           !JJ
                                                                                                  'l:::ti:::ninn &'If g1-u'Ue11Jiwmm-:i
                                                                                  91
                                                                            f
                                                                                         !:!GI  91
                                                                         v
                                                                                        '
                                                                         .,
                                     N=332
                    'Jf.ltl'1:::
                    !JJ
                                                                            ff fllVI t17'J 1  i
                                     ~1'W1'U
             23
   25   26   27   28   29   30   31   32   33   34   35