*Vertices 5
1 "焊接技术" 0.0 0.0 0.0 x_fact 0.000000 y_fact 3.089888
2 "汽轮机技术" 0.0 0.0 0.0 x_fact 2.434457 y_fact 4.400749
3 "动力工程" 0.0 0.0 0.0 x_fact 3.370787 y_fact 9.176030
4 "热能动力工程" 0.0 0.0 0.0 x_fact 3.651685 y_fact 6.460674
5 "中国电机工程学报" 0.0 0.0 0.0 x_fact 3.464419 y_fact 76.872659
*Matrix 
0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.546367 0.552905 0.221447 
0.000000 0.546367 0.000000 0.791469 0.281812 
0.000000 0.552905 0.791469 0.000000 0.291153 
0.000000 0.221447 0.281812 0.291153 0.000000