*Vertices 3
1 "石油化工设备技术" 0.0 0.0 0.0 x_fact 16.190476 y_fact 29.523810
2 "石油化工设备" 0.0 0.0 0.0 x_fact 16.190476 y_fact 29.523810
3 "压力容器" 0.0 0.0 0.0 x_fact 7.619048 y_fact 40.952381
*Matrix 
0.000000 0.874650 0.615546 
0.874650 0.000000 0.659041 
0.615546 0.659041 0.000000