*Vertices 3
1 "物理学报" 0.0 0.0 0.0 x_fact 0.152130 y_fact 92.799189
2 "低温与超导" 0.0 0.0 0.0 x_fact 0.152130 y_fact 0.862069
3 "低温物理学报" 0.0 0.0 0.0 x_fact 1.419878 y_fact 6.338742
*Matrix 
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0.000000 0.000000 0.306237 
0.000000 0.306237 0.000000