*Vertices 5
1 "现代铸铁" 0.0 0.0 0.0 x_fact 3.985240 y_fact 6.420664
2 "特种铸造及有色合金" 0.0 0.0 0.0 x_fact 11.512915 y_fact 40.073801
3 "中国铸造装备与技术" 0.0 0.0 0.0 x_fact 5.756458 y_fact 7.084871
4 "铸造" 0.0 0.0 0.0 x_fact 12.103321 y_fact 25.239852
5 "铸造技术" 0.0 0.0 0.0 x_fact 13.653137 y_fact 21.180812
*Matrix 
0.000000 0.290371 0.764682 0.715757 0.724645 
0.290371 0.000000 0.520194 0.664503 0.570413 
0.764682 0.520194 0.000000 0.939792 0.885549 
0.715757 0.664503 0.939792 0.000000 0.899265 
0.724645 0.570413 0.885549 0.899265 0.000000