板壳理论是弹性力学基本理论具体应用到板壳结构中的一种工程简化理论。
根据弹性板壳理论，提出大口径光学元件的几种理论模型。
According to elastic shell theory, the paper presents several theoretical models of large aperture optical cell.
本文应用板壳理论，对渤海绥中36—1 J 区丛式井表层无钻井时间固作业方案进行了研究。
The paper, based on shell theory, studies the surface cementing operation scheme without drilling rig during cluster drilling in SZ 36 -1 J Area in Bohai Sea.
基于经典弹性板壳理论推导管壁变形解答，得到管壁变形的解析表达式，并以此计算管壁变形刚度。
After compared with the result of tests and fitting formula, it is reasonable to deduce the resolution of tube wall stiffness based on the elastic theory.
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