采用桩土分析法，计算分析在一个荷载周期内，弹性路基内各研究节点的位移、竖向应力、桩土应力比的瞬态响应。
Then, transient response of vertical displacement, vertical stress and pile-soil stress ratio of some nodes in the elastic subgrade are computed in one single load cycle.
采用拱背非均布荷载作用模式，利用理论计算公式结合弹性匀质圆环法对某城市地铁区间隧道衬砌管片进行内力计算。
The paper introduces uneven load in the arch-back to calculate the internal force in the linking of an interval tunnel for a metro line by theoretical formula and elastic uniform rigidity ring model.
根据多梁式斜梁桥结构及其横向受力特点，提出了“弹性支承刚性横梁法”进行跨中荷载横向分布的计算。
The elasticity support rigidity crossbeam method is brought forward according to orientation structure endure force character of skew bridge with multilongitudinal beams.
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