The dynamic stability is studied for load factors ranging from 1 to 4 . The charactristics of mode of motion are identified and analysed by root locus plots and Argand diagrams.

• 研究了过载因子n_y从1到4时对该机运动稳定性的影响,用根轨迹图和表示特征向量的阿冈德(Argand)图识别和分析了各运动模态的特性。