ѧ
꽲ڵҪγ
ʱ
γ
ѧʱ
2003ꡫ2007
Ӧѧ
4
5
560
2005
1
82
2003ꡫ2004
ͳơ
2
230
2004ꡫ2006
亯
80
2004ꡫ2007
Mathematica
120