软土地基沉降受众多因素的影响，在时序上表现出复杂的非线性特征。
The settlement of a soft soil foundation often manifests as complicated features at time sequence due to the influence of many factors.
基于MERCHANT粘弹性模型，建立软土地基沉降二维粘弹性BIOT固结有限元计算公式；
The two dimensional formulas of viscous elastic BIOT's consolidation FEM based on MERCHANT's model are presented to calculate settlement of saturated soft clay ground.
利用灰色理论建立不等时距GM(1,1)模型，对软土地基沉降进行预测，取得了较高的准确度。
In our engineering practice, we used the grey theory to establish unequal time - span GM (1, 1) to forecast the settlement of soft clay foundations and the accuracy was greatly improved.
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