*Vertices 3
1 "声学学报" 0.0 0.0 0.0 x_fact 0.684932 y_fact 76.712329
2 "噪声与振动控制" 0.0 0.0 0.0 x_fact 4.794521 y_fact 14.041096
3 "中国造船" 0.0 0.0 0.0 x_fact 0.000000 y_fact 9.246575
*Matrix 
0.000000 0.316440 0.000000 
0.316440 0.000000 0.000000 
0.000000 0.000000 0.000000