Then the high order model was reduced by the modal aggregation method.
采用模态集结法对其高阶模型进行降阶。
A simple reduced-order method for dynamic model is proposed on the basis of the aggregation method.
基于大系统理论中的集结法，提出了一种简便的动力学模型降阶处理方法。
In this paper, aggregation method is improved by the principle of singular perturbation, and a new kind of aggregated model is obtained.
本文用奇异摄动原理改进集结法，得到一种新的集结模型。
In this paper, aggregation method is improved by the principle of singular perturbation, and a new kind of aggregated model is obtained.
本文用奇异摄动原理改进集结法，得到一种新的集结模型。
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