The analysis for free vibration of ring-stiffened circular cylindrical shell with variable thickness was presented.
分析了环肋变厚度圆柱壳的自振特性。
Control differential equation of curve problem of variable-thickness cylindrical shell is deduced with cell theory of variable-thickness shell.
采用变厚度壳单元理论推导出变厚度圆柱壳弯曲问题的控制微分方程。
The method can be applied to uniform and variable shell thickness of the tank.
用原有方法确定油罐高度有些偏大。
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