*Vertices 3
1 "电加工与模具" 0.0 0.0 0.0 x_fact 4.432133 y_fact 18.282548
2 "制造技术与机床" 0.0 0.0 0.0 x_fact 11.357341 y_fact 22.991690
3 "中国机械工程" 0.0 0.0 0.0 x_fact 5.540166 y_fact 58.725762
*Matrix 
0.000000 0.429553 0.237102 
0.429553 0.000000 0.602123 
0.237102 0.602123 0.000000