64seconds
1 k( r v; R5 k1 o$ N1 X5 utvb now,tvbnow,bttvb
& _+ J. o* i% T' L: x0 @" Xtvb now,tvbnow,bttvb1 to 4 have 3floors = 48 sec
; T- h0 h# e' c$ m' Y4 u7 ?avg. 48/3 = 16sec
4 G) m$ |# a; l1 N6 v; K! [ E
. t# A1 Y$ h' d2 o6 I1 t公仔箱論壇4 to 8 have 4floors = 16x4
4 k t- G" @, m, ]公仔箱論壇= 64secs |
發表於 2008-11-19 10:46 PM
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