*Vertices 2
1 "中华护理杂志" 0.0 0.0 0.0 x_fact 0.000000 y_fact 86.392405
2 "职业与健康" 0.0 0.0 0.0 x_fact 12.974684 y_fact 13.607595
*Matrix 
0.000000 0.998812 
0.998812 0.000000