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