*Vertices 2
1 "航天医学与医学工程" 0.0 0.0 0.0 x_fact 10.238908 y_fact 56.655290
2 "中华航空航天医学杂志" 0.0 0.0 0.0 x_fact 12.969283 y_fact 43.344710
*Matrix 
0.000000 0.581561 
0.581561 0.000000