迭代算法

The effective stress iterative method of estimating neutral point and downdrag on a single pile was presented in this paper.

采用有效应力法来确定中性点的位置和计下拉荷载,过一个实例来说明试的过程。

The diagnosis principle and diagnosability conditions are proposed, and the normal tolerance network test nede voltage interval are given by interval iterative algorithm.

该方法给出了差情况下诊断的原理和可诊断性条件，利用区间法，给出了差网络无故障情况下的测试节点电压范围。