*Vertices 5
1 "金属学报" 0.0 0.0 0.0 x_fact 2.828854 y_fact 21.499293
2 "钢铁研究学报" 0.0 0.0 0.0 x_fact 6.930693 y_fact 20.367751
3 "上海金属" 0.0 0.0 0.0 x_fact 7.213579 y_fact 7.920792
4 "钢铁" 0.0 0.0 0.0 x_fact 4.243281 y_fact 17.114569
5 "铸造" 0.0 0.0 0.0 x_fact 9.476662 y_fact 33.097595
*Matrix 
0.000000 0.264325 0.387786 0.202603 0.343558 
0.264325 0.000000 0.697943 0.391242 0.000000 
0.387786 0.697943 0.000000 0.853070 0.432028 
0.202603 0.391242 0.853070 0.000000 0.000000 
0.343558 0.000000 0.432028 0.000000 0.000000