*Vertices 9
1 "膜科学与技术" 0.0 0.0 0.0 x_fact 0.641026 y_fact 4.895105
2 "中国给水排水" 0.0 0.0 0.0 x_fact 5.652681 y_fact 15.559441
3 "环境科学学报" 0.0 0.0 0.0 x_fact 4.137529 y_fact 9.382284
4 "环境科学" 0.0 0.0 0.0 x_fact 5.885781 y_fact 11.363636
5 "环境工程" 0.0 0.0 0.0 x_fact 3.554779 y_fact 4.603730
6 "化工环保" 0.0 0.0 0.0 x_fact 8.624709 y_fact 10.256410
7 "工业水处理" 0.0 0.0 0.0 x_fact 11.946387 y_fact 17.599068
8 "环境污染与防治" 0.0 0.0 0.0 x_fact 5.710956 y_fact 6.643357
9 "环境污染治理技术与设备" 0.0 0.0 0.0 x_fact 15.384615 y_fact 19.696970
*Matrix 
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0.000000 0.343684 0.787170 0.000000 0.691713 0.615415 0.503912 0.834808 0.750965 
0.000000 0.640939 0.469332 0.691713 0.000000 0.770797 0.697430 0.852409 0.844599 
0.440782 0.407942 0.480039 0.615415 0.770797 0.000000 0.752042 0.836678 0.863148 
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0.000000 0.502907 0.719973 0.834808 0.852409 0.836678 0.688147 0.000000 0.915599 
0.000000 0.590212 0.611157 0.750965 0.844599 0.863148 0.730763 0.915599 0.000000