本文根据斜交构造异性板的弯曲理论，把板梁组合结构比拟成板来计算。
The plate girders system structure was considered as a plate according to the theory of bending of skew plate.
经典的梁板弯曲理论由于未考虑横向剪切变形的影响而只能适用于细长梁和薄板。
Classical bending theory of beam and plate can only be fit for thin and long beam and thin due to without considering deformed influence of cross shearing.
首次采用梁的弯曲理论和能量法结合的方法推导了弯曲力和行程的理论解析公式。
It firstly derivates theoretical analysis formula of force and stroke by using beam bending theory and energy method.
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