旋转的薄壁圆柱壳在线性振动时，有两个共振频率。
There are two resonance frequencies when the rotating thin cylindrical shell vibrates linearly.
了解轴向冲击下薄壁圆柱壳的屈曲行为，有助于进行吸能构件设计。
To learn the buckling of thin-wall cylindrical shell under axial impact is helpful to the design of energy-absorbing structure.
本文利用数值方法系统研究了开有矩形孔的薄壁圆柱壳在轴压作用下的稳定性能。
Numerical methods are adopted in this thesis to investigate the stability behavior of thin cylindrical shells with rectangular openings subject to axial compression.
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