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1)  laminated shell
层合壳
1.
Through the quasi-static compression test, its cushion energyabsorbing property is investigated, and finite element method is applied to simulate the dynamicresponse process of laminated shells under the drop impact.
本文的研究工作围绕复合材料圆柱壳受轴向冲击作用下的动力学问题展开,通过准静态压缩实验对其缓冲吸能特性进行了系统的研究,并且运用有限元方法对落锤冲击下层合壳体的动力响应过程进行了仿真模拟。
2.
Based on theories of layerwise,the governing equations for dynamic response of viscoelastic laminated shell were derived by using the quadratic interpolation function for displacement in shell thickness.
基于分层理论并在壳厚方取二次位移插值函数来推导出粘弹层合壳的动力学方程,得出的简支粘弹层合壳自由振动频率和损耗因子与已知文献数据吻合较好,且能够计算协调的横向应力。
2)  laminated plate and shell
层合板壳
1.
Theoretical analysis on the LQR method of vibration control of composite materials laminated plate and shell;
层合板壳振动控制LQR方法的理论推导
2.
The materials models and several analysis methods of laminated plate and shell made of bimodulus composite materials are summarized in this paper.
介绍了双模数材料的材料模型及双模数复合材料层合板壳的分析方法。
3.
Methods\ The theoretic basis for FEM analysis of piezoelectric laminated plate and shell and recent research are summarized.
目的 对压电层合板壳进行有限元分析 。
3)  laminated spherical shell
层合球壳
4)  laminated plates and shells
层合板壳
1.
Various methods and theories about laminated plates and shells are introduced.
介绍了层合板壳研究的各种方法和理论,论述了层合板壳动力学研究的概况,讨论了层合板壳动力学的解析法和实验研究,分析了不同理论的优缺点,并指出了今后的研究方向和发展趋势。
2.
In recent years, vibration active control of composite laminated plates and shells has get development heavily.
近年来,复合材料层合板壳振动主动控制得到很大的发展。
3.
Various methods and theories about laminated plates and shells are introduced.
介绍了层合板壳研究的各种方法和理论,论述了层合板壳动力学研究的概况,讨论了层合板壳动力学的解析法和实验研究,分析了不同理论的优缺点,并指出了今后的研究方向和发展趋势。
5)  Laminated shell structure
层合壳体
6)  laminated cylindrical panels
层合柱壳
补充资料:闭壳层离子
分子式:
CAS号:

性质:又称偶电子离子(even-electron ion)。在有机质谱分析中形成的外层电子完全成对的离子,缩写为EE,标志符号为+,如EE+。化学电离所产生的初始离子,主要是EE+离子,如(M十H)+和(M-H)+。

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