1) method of simulated shell
拟壳法
1.
By using the method of simulated shell,non-linear dynamic equation of three-dimensional single-layer lattice shell with equilateral triangle mesh is derived.
用拟壳法建立了正三角形网格的三向扁锥面单层网壳的非线性动力学方程,在周边固定条件下,通过Galer-kin作用得到了一个含二次、三次项的非线性微分方程。
2.
In this paper,double layer hyperboloid latticed flat shells free vibration differential equation are founded according to the method of simulated shell,and then,its frequeney and amplitude are derived.
建立双层双曲扁网壳的拟壳法自由振动微分程方程，求解其自振频率与振型，编制计算程序，并通过实例计算与有限元法进行比较。
2) quasi-shell method
拟壳法
1.
According to the nonlinear dynamical theory of plate-shell and ideology of continuous quasi-shell method,nonlinear dynamical governing equations under the load of both dynamic and static were given.
根据薄壳非线性动力学理论和拟壳法的思想,给出了扁球面网壳在动、静荷载协同作用下的非线性动力学控制方程。
2.
The mathematical model is proposed by using quasi-shell method, correspondingly.
使用拟壳法得到双层三向网格浅球面网壳的大挠度方程,采用修正迭代法,得到了载荷和中心挠度关系的二次近似特征曲线。
3) the method of quasi-shells
拟壳法
1.
By using the method of quasi-shells,the nonlinear dynamical equations are established for three- dimensional shallow spherical shells with circular bottom based on the nonlinear dynamical equations for circular reticulated structures with three-dimensional grids.
在圆形三向网架非线性动力学基本方程的基础上,用拟壳法给出了圆底扁球面三向网壳的非线性动力学基本方程。
4) three layer shell method
拟三层壳法
5) Virtual Laminated Shell Element Method
虚拟层合板壳单元法
补充资料：壳壳
1.亦作"殻殻"。 2.诚笃貌。 3.中空貌。 4.象声词。
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