*Vertices 7
1 "燃料化学学报" 0.0 0.0 0.0 x_fact 3.929539 y_fact 23.644986
2 "催化学报" 0.0 0.0 0.0 x_fact 7.249322 y_fact 22.222222
3 "分子催化" 0.0 0.0 0.0 x_fact 3.861789 y_fact 7.046070
4 "石油化工" 0.0 0.0 0.0 x_fact 4.471545 y_fact 11.449864
5 "石油炼制与化工" 0.0 0.0 0.0 x_fact 2.100271 y_fact 11.653117
6 "天然气化工" 0.0 0.0 0.0 x_fact 5.623306 y_fact 9.756098
7 "工业催化" 0.0 0.0 0.0 x_fact 12.737127 y_fact 14.227642
*Matrix 
0.000000 0.000000 0.000000 0.000000 0.000000 0.228539 0.345409 
0.000000 0.000000 0.743061 0.373512 0.000000 0.541215 0.793914 
0.000000 0.743061 0.000000 0.402357 0.000000 0.480621 0.761499 
0.000000 0.373512 0.402357 0.000000 0.235092 0.465099 0.650188 
0.000000 0.000000 0.000000 0.235092 0.000000 0.000000 0.375544 
0.228539 0.541215 0.480621 0.465099 0.000000 0.000000 0.733722 
0.345409 0.793914 0.761499 0.650188 0.375544 0.733722 0.000000