*Vertices 5
1 "化工学报" 0.0 0.0 0.0 x_fact 2.255639 y_fact 55.639098
2 "北京化工大学学报" 0.0 0.0 0.0 x_fact 2.005013 y_fact 7.518797
3 "化肥工业" 0.0 0.0 0.0 x_fact 2.255639 y_fact 6.516291
4 "无机盐工业" 0.0 0.0 0.0 x_fact 0.751880 y_fact 23.809524
5 "化学工业与工程" 0.0 0.0 0.0 x_fact 3.759398 y_fact 6.516291
*Matrix 
0.000000 0.238393 0.000000 0.000000 0.738094 
0.238393 0.000000 0.204629 0.000000 0.235308 
0.000000 0.204629 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 
0.738094 0.235308 0.000000 0.000000 0.000000