*Vertices 4
1 "高分子材料科学与工程" 0.0 0.0 0.0 x_fact 3.105590 y_fact 41.407867
2 "合成橡胶工业" 0.0 0.0 0.0 x_fact 6.832298 y_fact 18.219462
3 "橡胶工业" 0.0 0.0 0.0 x_fact 9.937888 y_fact 26.708075
4 "特种橡胶制品" 0.0 0.0 0.0 x_fact 13.457557 y_fact 13.664596
*Matrix 
0.000000 0.000000 0.000000 0.247837 
0.000000 0.000000 0.777985 0.915248 
0.000000 0.777985 0.000000 0.959529 
0.247837 0.915248 0.959529 0.000000