*Vertices 5
1 "高分子学报" 0.0 0.0 0.0 x_fact 2.470588 y_fact 22.000000
2 "高分子材料科学与工程" 0.0 0.0 0.0 x_fact 13.294118 y_fact 35.058824
3 "合成橡胶工业" 0.0 0.0 0.0 x_fact 5.882353 y_fact 12.352941
4 "橡胶工业" 0.0 0.0 0.0 x_fact 6.470588 y_fact 16.000000
5 "弹性体" 0.0 0.0 0.0 x_fact 13.529412 y_fact 14.588235
*Matrix 
0.000000 0.553360 0.000000 0.000000 0.243102 
0.553360 0.000000 0.203463 0.000000 0.609859 
0.000000 0.203463 0.000000 0.770925 0.810978 
0.000000 0.000000 0.770925 0.000000 0.844968 
0.243102 0.609859 0.810978 0.844968 0.000000