*Vertices 6
1 "金属学报" 0.0 0.0 0.0 x_fact 1.739618 y_fact 9.147026
2 "中国有色金属学报" 0.0 0.0 0.0 x_fact 8.978676 y_fact 31.818182
3 "特种铸造及有色合金" 0.0 0.0 0.0 x_fact 7.239057 y_fact 15.993266
4 "中国铸造装备与技术" 0.0 0.0 0.0 x_fact 5.499439 y_fact 6.790123
5 "铸造" 0.0 0.0 0.0 x_fact 11.054994 y_fact 20.426487
6 "铸造技术" 0.0 0.0 0.0 x_fact 12.514029 y_fact 15.824916
*Matrix 
0.000000 0.333618 0.250453 0.216526 0.336105 0.283194 
0.333618 0.000000 0.341207 0.235412 0.340440 0.381481 
0.250453 0.341207 0.000000 0.666252 0.722628 0.734453 
0.216526 0.235412 0.666252 0.000000 0.889995 0.939581 
0.336105 0.340440 0.722628 0.889995 0.000000 0.932011 
0.283194 0.381481 0.734453 0.939581 0.932011 0.000000