The basic fluid-solid interaction formulas for a shell in fluid are given using elasticity theory of thin shells and fundamental equations of fluid mechanics.

应用薄壳弹性理论及流体力学基本方程，给出了圆柱壳在流体中流固耦合问题的基本关系式。

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By using the analysis solution of differential equations based on thin shell theory, the stresses in pressurized long cylinder or piping stiffened with stiffeners were analyzed.

对用加强环加强的受压长圆筒或管道(简称加强圆筒)应用薄壳力矩理论微分方程的解析解求解加强圆筒中的各项应力。

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If we let the transverse shear stiffness approach to infinity, the governing equation of refined theory can be reduced to the classical thin shell equation.

当壳体的横向剪切刚度很大时，证明了本文提出的精化理论同经典理论的一致性。

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