掌握用Matlab人工神经网络工具箱设计自适应线性元件的方法，掌握人工神经网络学习和训练过程；理解误差曲面；分析比较自适应线性元件的不足。-Master with Matlab artificial neural network toolbox design adaptive linear element method, to master artificial neural network learning and training process　understand the error surface　analysis of the lack of more adaptive linear element.