*Vertices 2 1 "液压与气动" 0.0 0.0 0.0 x_fact 7.594937 y_fact 33.755274 2 "机床与液压" 0.0 0.0 0.0 x_fact 19.831224 y_fact 66.244726 *Matrix 0.000000 0.633717 0.633717 0.000000