*Vertices 3
1 "催化学报" 0.0 0.0 0.0 x_fact 4.498270 y_fact 42.733564
2 "高分子学报" 0.0 0.0 0.0 x_fact 0.173010 y_fact 30.103806
3 "石油化工" 0.0 0.0 0.0 x_fact 9.342561 y_fact 27.162630
*Matrix 
0.000000 0.000000 0.344592 
0.000000 0.000000 0.260287 
0.344592 0.260287 0.000000