*Vertices 4
1 "金属学报" 0.0 0.0 0.0 x_fact 2.488479 y_fact 14.654378
2 "中国有色金属学报" 0.0 0.0 0.0 x_fact 11.059908 y_fact 48.571429
3 "材料工程" 0.0 0.0 0.0 x_fact 6.451613 y_fact 9.493088
4 "复合材料学报" 0.0 0.0 0.0 x_fact 2.396313 y_fact 27.281106
*Matrix 
0.000000 0.330119 0.630497 0.000000 
0.330119 0.000000 0.492183 0.000000 
0.630497 0.492183 0.000000 0.488331 
0.000000 0.000000 0.488331 0.000000