*Vertices 5
1 "钢铁钒钛" 0.0 0.0 0.0 x_fact 8.080808 y_fact 16.161616
2 "钢铁研究学报" 0.0 0.0 0.0 x_fact 15.151515 y_fact 21.717172
3 "上海金属" 0.0 0.0 0.0 x_fact 10.606061 y_fact 12.626263
4 "钢铁" 0.0 0.0 0.0 x_fact 7.070707 y_fact 36.363636
5 "钛工业进展" 0.0 0.0 0.0 x_fact 0.505051 y_fact 13.131313
*Matrix 
0.000000 0.298037 0.305113 0.319470 0.338685 
0.298037 0.000000 0.997100 0.926922 0.000000 
0.305113 0.997100 0.000000 0.918407 0.000000 
0.319470 0.926922 0.918407 0.000000 0.000000 
0.338685 0.000000 0.000000 0.000000 0.000000