*Vertices 2
1 "中华内科杂志" 0.0 0.0 0.0 x_fact 1.111111 y_fact 33.333333
2 "中华风湿病学杂志" 0.0 0.0 0.0 x_fact 16.111111 y_fact 66.666667
*Matrix 
0.000000 0.336291 
0.336291 0.000000