*Vertices 2
1 "北京航空航天大学学报" 0.0 0.0 0.0 x_fact 27.884615 y_fact 64.423077
2 "航空学报" 0.0 0.0 0.0 x_fact 7.692308 y_fact 35.576923
*Matrix 
0.000000 0.796229 
0.796229 0.000000