*Vertices 4
1 "材料保护" 0.0 0.0 0.0 x_fact 4.081633 y_fact 35.827664
2 "工具技术" 0.0 0.0 0.0 x_fact 1.360544 y_fact 10.657596
3 "新技术新工艺" 0.0 0.0 0.0 x_fact 7.709751 y_fact 9.523810
4 "金属热处理" 0.0 0.0 0.0 x_fact 6.349206 y_fact 43.990930
*Matrix 
0.000000 0.000000 0.623438 0.227360 
0.000000 0.000000 0.572771 0.000000 
0.623438 0.572771 0.000000 0.604747 
0.227360 0.000000 0.604747 0.000000