*Vertices 7
1 "西南石油学院学报" 0.0 0.0 0.0 x_fact 3.138462 y_fact 6.030769
2 "石油钻采工艺" 0.0 0.0 0.0 x_fact 2.830769 y_fact 6.030769
3 "钻井液与完井液" 0.0 0.0 0.0 x_fact 2.523077 y_fact 5.846154
4 "石油钻探技术" 0.0 0.0 0.0 x_fact 2.400000 y_fact 13.476923
5 "石油勘探与开发" 0.0 0.0 0.0 x_fact 1.723077 y_fact 51.938462
6 "油田化学" 0.0 0.0 0.0 x_fact 1.723077 y_fact 8.184615
7 "工业水处理" 0.0 0.0 0.0 x_fact 0.307692 y_fact 8.492308
*Matrix 
0.000000 0.378826 0.281544 0.000000 0.458672 0.276394 0.000000 
0.378826 0.000000 0.297943 0.393242 0.270084 0.000000 0.000000 
0.281544 0.297943 0.000000 0.000000 0.000000 0.258557 0.000000 
0.000000 0.393242 0.000000 0.000000 0.000000 0.000000 0.000000 
0.458672 0.270084 0.000000 0.000000 0.000000 0.000000 0.000000 
0.276394 0.000000 0.258557 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000