*Vertices 8
1 "分析化学" 0.0 0.0 0.0 x_fact 1.076813 y_fact 13.352477
2 "岩矿测试" 0.0 0.0 0.0 x_fact 2.727925 y_fact 6.173726
3 "理化检验化学分册" 0.0 0.0 0.0 x_fact 17.085427 y_fact 30.294329
4 "冶金分析" 0.0 0.0 0.0 x_fact 22.110553 y_fact 27.997128
5 "贵金属" 0.0 0.0 0.0 x_fact 2.512563 y_fact 4.809763
6 "黄金科学技术" 0.0 0.0 0.0 x_fact 1.507538 y_fact 2.368988
7 "黄金" 0.0 0.0 0.0 x_fact 5.455851 y_fact 11.342426
8 "林产化学与工业" 0.0 0.0 0.0 x_fact 0.358938 y_fact 3.661163
*Matrix 
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0.246788 0.000000 0.298493 0.331200 0.331695 0.000000 0.369543 0.000000 
0.705468 0.298493 0.000000 0.976967 0.289504 0.000000 0.287651 0.000000 
0.648486 0.331200 0.976967 0.000000 0.302124 0.000000 0.295329 0.000000 
0.211755 0.331695 0.289504 0.302124 0.000000 0.359657 0.498093 0.000000 
0.000000 0.000000 0.000000 0.000000 0.359657 0.000000 0.846103 0.000000 
0.000000 0.369543 0.287651 0.295329 0.498093 0.846103 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000