*Vertices 4
1 "化学试剂" 0.0 0.0 0.0 x_fact 0.000000 y_fact 38.947368
2 "石油化工设备" 0.0 0.0 0.0 x_fact 0.000000 y_fact 22.105263
3 "化肥工业" 0.0 0.0 0.0 x_fact 0.000000 y_fact 17.894737
4 "硫酸工业" 0.0 0.0 0.0 x_fact 3.157895 y_fact 21.052632
*Matrix 
0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000