其次，引入有限差分法与双参数法，考虑桩底的几种约束情况，推导了锚索桩内力与位移计算方法。
Secondly, by the finite difference method and two-parameter method, this study derives the calculation on the inter force and displacement of the anchor piles.
国内外关于扩底抗拔桩的承载力研究较多，而对扩底抗拔桩的位移研究较少。
The domestic and foreign researchers paid more attention to the uplift capacity than to the deformation of the base-enlarged tension piles.
嵌岩扩底抗拔桩极限承载力主要受桩顶位移控制。
The ultimate uplift capacity of pile is mainly effected affected by enlarged base of pile.
嵌岩扩底抗拔桩极限承载力主要受桩顶位移控制。
The ultimate uplift capacity of pile is mainly effected affected by enlarged base of pile.
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