*Vertices 4
1 "起重运输机械" 0.0 0.0 0.0 x_fact 1.006036 y_fact 6.841046
2 "中国机械工程" 0.0 0.0 0.0 x_fact 6.036217 y_fact 42.052314
3 "工程设计学报" 0.0 0.0 0.0 x_fact 3.420523 y_fact 5.231388
4 "计算机辅助设计与图形学学报" 0.0 0.0 0.0 x_fact 2.615694 y_fact 45.875252
*Matrix 
0.000000 0.000000 0.455908 0.000000 
0.000000 0.000000 0.589023 0.000000 
0.455908 0.589023 0.000000 0.403489 
0.000000 0.000000 0.403489 0.000000