An axisymmetric shell element for both mid-thick and thin shells are presented. 推導了一種中厚殼和薄殼都運用的軸對稱殼單元。
The nonlinear prebuckling deformations and initial geometric imperfections of the shell were both taken into account. 殼體屈曲的邊界層理論被推廣用於濕熱環境的情況，相應的奇異攝動法用於確定層合圓柱薄殼的屈曲荷載和后屈曲平衡路徑。
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