*Vertices 3
1 "现代铸铁" 0.0 0.0 0.0 x_fact 8.671587 y_fact 14.760148
2 "铸造" 0.0 0.0 0.0 x_fact 11.808118 y_fact 44.649446
3 "铸造技术" 0.0 0.0 0.0 x_fact 21.771218 y_fact 40.590406
*Matrix 
0.000000 0.754238 0.742654 
0.754238 0.000000 0.885690 
0.742654 0.885690 0.000000