In addition to , acquiring the frequency - spectrum response of imported earthquake - wave can be better to analyze the earthquake response of the structure 此外求出输入地震波的频谱特性,可更好的分析结构的地震反应。
It ' s employs numerical method to analyze stresses and strain of structure and its foundation . its evaluate stability according to stress and strain field 这种方法采用数值方法分析结构和地基的应力和应变,通过应力场和应变场来评价其稳定性。
On the basis of an analysis of sql , this paper presents the principle and method of general database dynamic query in the vb . the program code is provided as well 在分析结构化查询语句的基础上,提出了在vb中实现通用动态查询程序的原理和方法,并给出了具体的程序代码。
Finally , the influences of the fuzziness and the randomness of the parameters of the structures are studied through an example , and some significant conclusions are obtained 通过算例,分析结构物理参数和几何尺寸的模糊随机性对结构固有频率的影响,获得了一些有意义的结论。
By the finite element analysis program - etabs , which is famous in the world , the isolated structure model and the general structure model were built respectively 运用国际通用的有限元分析结构程序etabs ,分别建立了隔震结构计算模型和非隔震结构的计算模型,计算了它们的动力特性。