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针对液压工程机械软稳定支撑结构的特点，提出了一种特征值的高精度算法，并分析了结构动态特征值的特点．与其它算法及实验结果相比，这一算法具有足够精度，能满足工程中动态设计的需要
Aiming at the characteristics of hydraulic engineering machinery soft stable support structure, a high precision algorithm of eigenvalue is proposed and the characteristics of structural dynamic eigenvalue are analyzed. Compared with other algorithms and experimental results, this algorithm has sufficient accuracy to meet the needs of dynamic design in engineering