*Vertices 3
1 "生态环境" 0.0 0.0 0.0 x_fact 3.555413 y_fact 8.552210
2 "生态学报" 0.0 0.0 0.0 x_fact 7.078796 y_fact 23.991031
3 "应用生态学报" 0.0 0.0 0.0 x_fact 12.620115 y_fact 67.456758
*Matrix 
0.000000 0.450731 0.337351 
0.450731 0.000000 0.575594 
0.337351 0.575594 0.000000