*Vertices 14
1 "给水排水" 0.0 0.0 0.0 x_fact 8.079268 y_fact 12.774390
2 "中国给水排水" 0.0 0.0 0.0 x_fact 14.451220 y_fact 18.750000
3 "环境科学研究" 0.0 0.0 0.0 x_fact 4.756098 y_fact 6.097561
4 "环境科学学报" 0.0 0.0 0.0 x_fact 7.957317 y_fact 13.018293
5 "四川环境" 0.0 0.0 0.0 x_fact 1.036585 y_fact 2.926829
6 "农业环境科学学报" 0.0 0.0 0.0 x_fact 1.615854 y_fact 6.432927
7 "化工环保" 0.0 0.0 0.0 x_fact 2.347561 y_fact 3.048780
8 "工业水处理" 0.0 0.0 0.0 x_fact 4.847561 y_fact 8.750000
9 "水处理技术" 0.0 0.0 0.0 x_fact 2.713415 y_fact 4.542683
10 "环境污染与防治" 0.0 0.0 0.0 x_fact 4.237805 y_fact 4.603659
11 "环境污染治理技术与设备" 0.0 0.0 0.0 x_fact 7.073171 y_fact 8.750000
12 "环境科学与技术" 0.0 0.0 0.0 x_fact 2.225610 y_fact 3.536585
13 "工业用水与废水" 0.0 0.0 0.0 x_fact 1.920732 y_fact 2.225610
14 "安全与环境学报" 0.0 0.0 0.0 x_fact 0.274390 y_fact 4.542683
*Matrix 
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