*Vertices 3
1 "力学学报" 0.0 0.0 0.0 x_fact 5.294118 y_fact 24.705882
2 "应用力学学报" 0.0 0.0 0.0 x_fact 20.588235 y_fact 29.411765
3 "固体力学学报" 0.0 0.0 0.0 x_fact 18.235294 y_fact 45.882353
*Matrix 
0.000000 0.784219 0.668590 
0.784219 0.000000 0.840146 
0.668590 0.840146 0.000000