Page 29 - การใช้ฐานข้อมูลวารสารอิเล็กทรอนิกส์ ScienceDirect
P. 29
\
22.00 - 06.00 'U.
57
17.2
16.00 - 22.00 'U.
57.2
190
12.00- 16.00 'U.
175
52.7
08.00 - 12.00 'U.
146
44.0
06,00 - 08,00 'U,
6.0
20
'ti1-3!1t11m'lf9rn'll0~t1 *
I
!II
~!II
.
lJlfH111 15 rif-:i
158
47.6
"
11 - 15 rif-:i
28
8.4
"
6-10 rif-:i
63
19.0
"
1-5 rif-:i
83
25.0
"
r\1UJf,lfll'j 'lf!l'U'Uel~t'I
!II
,et
1!11
!l,j\91el1J
1
.3
el'U "l
10
3.0
,,i
'Yll-:J !~lJ!Vl,Jlfelff~~
45.2
150
"'
'Yll-:J URL '\Jel-:Ji!l'U'llelll'1
170
51.2
..
!II
1fiflll!'IJ1 'lf91'U'IJrHJt'I
!II
!111 !II
""""
el'U "l
16
4.8
,,i
q
q
mrn 1 m 11 el-:t ff lJ ~
17.8
59
!II
el11l1'.itl !Vlel'U fj'.i1lJ-:Jl'U
219
66.0
j),
r1 d
! ~lJ ! VI ,J 'IJ el-:J l1 el ff~~
120
36.1
q
fll'.i'U'.i~'b'1i1rwmf 'llel-:JMel-:tfflJ~ t'lf'U uNmHh UN'U'W1J
83
25.0
mirn (e-mail) U1l-:J'IJ11'\Jel-:Jlfel-:Jff~~
43.7
145
!II
"'
!II
.,
•
t1 '11 tM n n ·n tJ tJ ·rn n *
"'>
I
<e(
.
N=332
'.ieltl'1~
ff i11'Wf11'.i l 'M
!II
~1'U1'U
~ l'Hrt'l 2 1l 1 'U 1 'U W;l ~ 'Hll'.H'l ~ 'IJ el-HY i1 TW f11 '.i t 'b"IJ';j f11 '.i
O
4=i
93/Q.
31
.
22