*Vertices 3
1 "液压与气动" 0.0 0.0 0.0 x_fact 6.250000 y_fact 54.687500
2 "工程机械" 0.0 0.0 0.0 x_fact 12.500000 y_fact 28.906250
3 "建筑机械" 0.0 0.0 0.0 x_fact 3.125000 y_fact 16.406250
*Matrix 
0.000000 0.243015 0.000000 
0.243015 0.000000 0.672675 
0.000000 0.672675 0.000000