*Vertices 4
1 "计量技术" 0.0 0.0 0.0 x_fact 1.090909 y_fact 9.818182
2 "电子测量技术" 0.0 0.0 0.0 x_fact 0.727273 y_fact 1.818182
3 "计算机测量与控制" 0.0 0.0 0.0 x_fact 1.090909 y_fact 81.454545
4 "宇航计测技术" 0.0 0.0 0.0 x_fact 4.363636 y_fact 6.909091
*Matrix 
0.000000 0.000000 0.000000 0.491159 
0.000000 0.000000 0.558448 0.563213 
0.000000 0.558448 0.000000 0.413017 
0.491159 0.563213 0.413017 0.000000