*Vertices 9
1 "石油钻采工艺" 0.0 0.0 0.0 x_fact 3.156313 y_fact 6.913828
2 "西安石油大学学报" 0.0 0.0 0.0 x_fact 4.058116 y_fact 4.909820
3 "石油学报石油加工" 0.0 0.0 0.0 x_fact 0.901804 y_fact 3.657315
4 "钻井液与完井液" 0.0 0.0 0.0 x_fact 2.054108 y_fact 7.114228
5 "油气田地面工程" 0.0 0.0 0.0 x_fact 0.050100 y_fact 0.150301
6 "石油学报" 0.0 0.0 0.0 x_fact 5.310621 y_fact 21.693387
7 "石油勘探与开发" 0.0 0.0 0.0 x_fact 3.206413 y_fact 45.340681
8 "油田化学" 0.0 0.0 0.0 x_fact 3.757515 y_fact 6.763527
9 "日用化学工业" 0.0 0.0 0.0 x_fact 0.300601 y_fact 3.456914
*Matrix 
0.000000 0.354391 0.000000 0.342421 0.000000 0.311413 0.000000 0.402854 0.000000 
0.354391 0.000000 0.000000 0.000000 0.222541 0.618697 0.823751 0.390386 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.202189 0.000000 
0.342421 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.429851 0.000000 
0.000000 0.222541 0.000000 0.000000 0.000000 0.448627 0.000000 0.000000 0.000000 
0.311413 0.618697 0.000000 0.000000 0.448627 0.000000 0.242218 0.227480 0.000000 
0.000000 0.823751 0.000000 0.000000 0.000000 0.242218 0.000000 0.000000 0.000000 
0.402854 0.390386 0.202189 0.429851 0.000000 0.227480 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000