在应用直接法和摄动法进行灵敏度分析时，使振动方程与灵敏度方程具有相同的固有特性而产生长期项。
The natural characteristics are the same for vibration and sensitivity equations when direct method and perturbation method are used for sensitivity analysis.
采用奇异摄动算法使系统降维。
The singular perturbation algorithm is proposed to reduce the system dimension.
仿真结果表明该策略能成功地抑制柔性附件的振动及减小系统的机动时间，并使系统对参数的摄动具有鲁棒性。
The numerical simulation verified its feasibility in restraining the flexible appendage vibration, optimizing the maneuver time and promoting the system robustness in parameter Perturbation.
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