The method of BP neural network based on MATLAB is introduced. It is applied to the evaluation of the sandy soil seismic liquefaction with satisfactory results.
介绍利用MATLAB神经网络工具箱训练BP网络的方法及其在砂土震动液化评价中的应用，取得了良好的效果。
Underground structure in saturated sandy soil might be subject to severe damage due to seismic liquefaction.
饱和砂土地层中的地下结构在地震作用下可能因地基液化而发生破坏。
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