ring shell theory 环壳理论
thin-shell theory 薄壳理论
thin shell theory 薄壳原理
flat shell theory 扁壳理论
Clam Shell Theory 蚌壳理论
plate shell theory 板壳理论
This dissertation builds the competence shell model by Shell theory,which can provide quantitative analysis of competence and improve the scientificalness of the competitive strategy decision making of telecommunication corporations.
本文在深入分析电信运营企业竞争力影响因素的前提下,利用系统周界理论的界壳论,构造了电信运营企业竞争力界壳模型,提供了一种定量分析企业竞争力问题的方法,能够有效地提高企业制定竞争战略的科学性。
参考来源 - 基于系统周界理论的电信运营企业竞争力研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Numerical results are presented and the precision of the moderately thick shell theory is examined.
文末结合一个算例给出数字结果，并证实了中厚壳理论的精确性。
According to elastic shell theory, the paper presents several theoretical models of large aperture optical cell.
根据弹性板壳理论，提出大口径光学元件的几种理论模型。
The design of water tank using the axisymmetrical cylindrical shell theory with moment and in situ tests are presented.
利用轴对称圆柱壳有矩理论进行水池设计，并进行了现场测试。
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