*Vertices 4
1 "石油化工设备技术" 0.0 0.0 0.0 x_fact 2.395210 y_fact 8.982036
2 "流体机械" 0.0 0.0 0.0 x_fact 4.790419 y_fact 31.736527
3 "压缩机技术" 0.0 0.0 0.0 x_fact 8.383234 y_fact 28.742515
4 "西安交通大学学报" 0.0 0.0 0.0 x_fact 2.395210 y_fact 30.538922
*Matrix 
0.000000 0.359971 0.000000 0.000000 
0.359971 0.000000 0.279620 0.000000 
0.000000 0.279620 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000