*Vertices 4
1 "机械强度" 0.0 0.0 0.0 x_fact 6.872038 y_fact 20.379147
2 "航空学报" 0.0 0.0 0.0 x_fact 2.132701 y_fact 9.004739
3 "航空动力学报" 0.0 0.0 0.0 x_fact 12.796209 y_fact 27.725118
4 "推进技术" 0.0 0.0 0.0 x_fact 5.924171 y_fact 42.890995
*Matrix 
0.000000 0.339274 0.424052 0.000000 
0.339274 0.000000 0.373423 0.000000 
0.424052 0.373423 0.000000 0.477014 
0.000000 0.000000 0.477014 0.000000