利用ANSYS软件，较真实地模拟屋盖的边界条件和支座刚度的影响，分析了拉索的初始预拉力取值。
The ANSYS software is used to analyze the pretension of cable based on truly simulating the boundary condition and supporting rigidity.
而以板底拉应力等效为指标的基层顶面当量回弹模量值能较为真实地反映基层刚度和厚度变化对板底拉应力的影响。
But the principles of stress equivalence could accurately reflect the influence on the cement concrete pavement stress by the modulus and thickness of semi-rigid type base.
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