*Vertices 3
1 "制造技术与机床" 0.0 0.0 0.0 x_fact 9.338521 y_fact 16.147860
2 "中国机械工程" 0.0 0.0 0.0 x_fact 13.618677 y_fact 48.443580
3 "计算机集成制造系统-CIMS" 0.0 0.0 0.0 x_fact 7.003891 y_fact 35.408560
*Matrix 
0.000000 0.780062 0.392642 
0.780062 0.000000 0.521471 
0.392642 0.521471 0.000000