*Vertices 2
1 "科学通报" 0.0 0.0 0.0 x_fact 2.546296 y_fact 76.620370
2 "自然科学进展" 0.0 0.0 0.0 x_fact 12.037037 y_fact 23.379630
*Matrix 
0.000000 0.750920 
0.750920 0.000000