The method of testing the base settlement of pile bottom I's introduced in this paper, How to use the characteristic of P-St, Sb, ss, curve in engineering practice is then discussed.

首先介绍了桩基检测的方法并分析了单桩荷载—桩顶沉降、桩端沉降、桩身压缩曲线的特性及其在工程中的应用。

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The stage-discharge curve at the downstream boundary is combined with the continuity equation of the St.

本文基于河道下断面的水位流量关系和连续方程的联立求解 ，导出了水位流量关系型的下边界条件。

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