*Vertices 7
1 "膜科学与技术" 0.0 0.0 0.0 x_fact 2.319902 y_fact 6.288156
2 "给水排水" 0.0 0.0 0.0 x_fact 11.416361 y_fact 20.818071
3 "中国给水排水" 0.0 0.0 0.0 x_fact 5.555556 y_fact 14.163614
4 "环境科学" 0.0 0.0 0.0 x_fact 3.907204 y_fact 10.622711
5 "工业水处理" 0.0 0.0 0.0 x_fact 12.881563 y_fact 20.695971
6 "水处理技术" 0.0 0.0 0.0 x_fact 10.317460 y_fact 13.980464
7 "环境污染治理技术与设备" 0.0 0.0 0.0 x_fact 10.073260 y_fact 13.431013
*Matrix 
0.000000 0.000000 0.000000 0.000000 0.265497 0.438225 0.206749 
0.000000 0.000000 0.853848 0.274551 0.573166 0.573388 0.632774 
0.000000 0.853848 0.000000 0.296252 0.594365 0.589537 0.662427 
0.000000 0.274551 0.296252 0.000000 0.366158 0.365588 0.761755 
0.265497 0.573166 0.594365 0.366158 0.000000 0.834293 0.689716 
0.438225 0.573388 0.589537 0.365588 0.834293 0.000000 0.694650 
0.206749 0.632774 0.662427 0.761755 0.689716 0.694650 0.000000