*Vertices 7
1 "江汉石油学院学报" 0.0 0.0 0.0 x_fact 4.922454 y_fact 7.215105
2 "石油钻采工艺" 0.0 0.0 0.0 x_fact 4.585300 y_fact 9.440324
3 "钻井液与完井液" 0.0 0.0 0.0 x_fact 3.978422 y_fact 7.754552
4 "石油钻探技术" 0.0 0.0 0.0 x_fact 2.360081 y_fact 11.732974
5 "石油勘探与开发" 0.0 0.0 0.0 x_fact 2.629804 y_fact 46.459879
6 "油田化学" 0.0 0.0 0.0 x_fact 3.169252 y_fact 10.586649
7 "工业水处理" 0.0 0.0 0.0 x_fact 0.269724 y_fact 6.810519
*Matrix 
0.000000 0.437798 0.277875 0.000000 0.679647 0.369821 0.000000 
0.437798 0.000000 0.454433 0.387939 0.000000 0.405998 0.000000 
0.277875 0.454433 0.000000 0.307238 0.000000 0.545162 0.000000 
0.000000 0.387939 0.307238 0.000000 0.000000 0.000000 0.000000 
0.679647 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.369821 0.405998 0.545162 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000