文末用算例说明了水平弯头的曲率半径和弯头夹角对管道内力、位移的影响。
Examples are given at the end of the paper to show the influence of the horizontal elbow radius and Angle on the pipeline internal forces and displacements.
借助初参数法的思路，建立管两端位移、内力向量间的关系。
Based on the initial parameter method, a concise relation between displacement vector and force vector at both ends of the pipe is obtained.
因为压顶圈梁可改变支护桩的内力与位移，二者在空间中相互约束，彼此协调。
Because top beam can change internal force and displacement of supporting pile, and both them restrict and correspond each other in space.
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