*Vertices 3
1 "生物工程学报" 0.0 0.0 0.0 x_fact 14.450867 y_fact 42.774566
2 "微生物学报" 0.0 0.0 0.0 x_fact 10.982659 y_fact 36.994220
3 "工业微生物" 0.0 0.0 0.0 x_fact 13.294798 y_fact 20.231214
*Matrix 
0.000000 0.667526 0.717749 
0.667526 0.000000 0.816913 
0.717749 0.816913 0.000000