Through the push over analysis of two tall concrete buildings with different structure types the influence of second order effect on top drift and base overturning moment had been discussed in detail.
对两栋不同结构体系的高层混凝土建筑进行了推覆分析，详细讨论了二阶效应对结构顶点侧移和基底倾覆力矩的影响。
Section two is about some concepts and lemmas involved as follows. Section three provides the mainly results on the spectral moment of bicycle graphs and its lexicographical order.
第二部分我们给出了本论文所涉及的基本概念，研究了图的改变与谱矩序列排列之间的关系。
The bubble-liquid two-phase jets are simulated using a second-order moment two-phase turbulence model.
本文采用二阶矩两相湍流模型模拟了气泡-液体闭式多股射流。
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